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Message-ID: <20231214020530.2267499-5-almasrymina@google.com>
Date: Wed, 13 Dec 2023 18:05:27 -0800
From: Mina Almasry <almasrymina@...gle.com>
To: linux-kernel@...r.kernel.org, netdev@...r.kernel.org, bpf@...r.kernel.org
Cc: Mina Almasry <almasrymina@...gle.com>, Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
"H. Peter Anvin" <hpa@...or.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
"Rafael J. Wysocki" <rafael@...nel.org>, Sumit Semwal <sumit.semwal@...aro.org>,
"Christian König" <christian.koenig@....com>, Michael Chan <michael.chan@...adcom.com>,
"David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Alexei Starovoitov <ast@...nel.org>,
Daniel Borkmann <daniel@...earbox.net>, Jesper Dangaard Brouer <hawk@...nel.org>,
John Fastabend <john.fastabend@...il.com>, Wei Fang <wei.fang@....com>,
Shenwei Wang <shenwei.wang@....com>, Clark Wang <xiaoning.wang@....com>,
NXP Linux Team <linux-imx@....com>, Jeroen de Borst <jeroendb@...gle.com>,
Praveen Kaligineedi <pkaligineedi@...gle.com>, Shailend Chand <shailend@...gle.com>,
Yisen Zhuang <yisen.zhuang@...wei.com>, Salil Mehta <salil.mehta@...wei.com>,
Jesse Brandeburg <jesse.brandeburg@...el.com>, Tony Nguyen <anthony.l.nguyen@...el.com>,
Thomas Petazzoni <thomas.petazzoni@...tlin.com>, Marcin Wojtas <mw@...ihalf.com>,
Russell King <linux@...linux.org.uk>, Sunil Goutham <sgoutham@...vell.com>,
Geetha sowjanya <gakula@...vell.com>, Subbaraya Sundeep <sbhatta@...vell.com>,
hariprasad <hkelam@...vell.com>, Felix Fietkau <nbd@....name>, John Crispin <john@...ozen.org>,
Sean Wang <sean.wang@...iatek.com>, Mark Lee <Mark-MC.Lee@...iatek.com>,
Lorenzo Bianconi <lorenzo@...nel.org>, Matthias Brugger <matthias.bgg@...il.com>,
AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
Saeed Mahameed <saeedm@...dia.com>, Leon Romanovsky <leon@...nel.org>,
Horatiu Vultur <horatiu.vultur@...rochip.com>, UNGLinuxDriver@...rochip.com,
"K. Y. Srinivasan" <kys@...rosoft.com>, Haiyang Zhang <haiyangz@...rosoft.com>, Wei Liu <wei.liu@...nel.org>,
Dexuan Cui <decui@...rosoft.com>, Jassi Brar <jaswinder.singh@...aro.org>,
Ilias Apalodimas <ilias.apalodimas@...aro.org>,
Alexandre Torgue <alexandre.torgue@...s.st.com>, Jose Abreu <joabreu@...opsys.com>,
Maxime Coquelin <mcoquelin.stm32@...il.com>, Siddharth Vadapalli <s-vadapalli@...com>,
Ravi Gunasekaran <r-gunasekaran@...com>, Roger Quadros <rogerq@...nel.org>,
Jiawen Wu <jiawenwu@...stnetic.com>, Mengyuan Lou <mengyuanlou@...-swift.com>,
Ronak Doshi <doshir@...are.com>, VMware PV-Drivers Reviewers <pv-drivers@...are.com>,
Ryder Lee <ryder.lee@...iatek.com>, Shayne Chen <shayne.chen@...iatek.com>,
Kalle Valo <kvalo@...nel.org>, Juergen Gross <jgross@...e.com>,
Stefano Stabellini <sstabellini@...nel.org>,
Oleksandr Tyshchenko <oleksandr_tyshchenko@...m.com>, Andrii Nakryiko <andrii@...nel.org>,
Martin KaFai Lau <martin.lau@...ux.dev>, Song Liu <song@...nel.org>,
Yonghong Song <yonghong.song@...ux.dev>, KP Singh <kpsingh@...nel.org>,
Stanislav Fomichev <sdf@...gle.com>, Hao Luo <haoluo@...gle.com>, Jiri Olsa <jolsa@...nel.org>,
Stefan Hajnoczi <stefanha@...hat.com>, Stefano Garzarella <sgarzare@...hat.com>, Shuah Khan <shuah@...nel.org>,
"Mickaël Salaün" <mic@...ikod.net>, Nathan Chancellor <nathan@...nel.org>,
Nick Desaulniers <ndesaulniers@...gle.com>, Bill Wendling <morbo@...gle.com>,
Justin Stitt <justinstitt@...gle.com>, Jason Gunthorpe <jgg@...dia.com>,
Shakeel Butt <shakeelb@...gle.com>, Yunsheng Lin <linyunsheng@...wei.com>,
Willem de Bruijn <willemdebruijn.kernel@...il.com>
Subject: [RFC PATCH net-next v1 4/4] net: page_pool: use netmem_t instead of
struct page in API
Replace struct page in the page_pool API with the new netmem_t.
Currently the changes are to the API layer only. The internals of the
page_pool & drivers still convert the netmem_t to a page and use it
regularly.
Drivers that don't support other memory types than page can still use
netmem_t as page only. Drivers that add support for other memory types
such as devmem TCP will need to be modified to use the generic netmem_t
rather than assuming the underlying memory is always a page.
Similarly, the page_pool (and future pools) that add support for
non-page memory will need to use the generic netmem_t. page_pools that
only support one memory type (page or otherwise) can use that memory
type internally, and convert it to netmem_t before delivering it to the
driver for a more consistent API exposed to the drivers.
Signed-off-by: Mina Almasry <almasrymina@...gle.com>
---
drivers/net/ethernet/broadcom/bnxt/bnxt.c | 15 ++--
drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c | 8 ++-
drivers/net/ethernet/engleder/tsnep_main.c | 22 +++---
drivers/net/ethernet/freescale/fec_main.c | 33 ++++++---
.../net/ethernet/hisilicon/hns3/hns3_enet.c | 14 ++--
drivers/net/ethernet/intel/idpf/idpf_txrx.c | 2 +-
drivers/net/ethernet/intel/idpf/idpf_txrx.h | 15 ++--
drivers/net/ethernet/marvell/mvneta.c | 24 ++++---
.../net/ethernet/marvell/mvpp2/mvpp2_main.c | 18 +++--
.../marvell/octeontx2/nic/otx2_common.c | 8 ++-
drivers/net/ethernet/mediatek/mtk_eth_soc.c | 22 +++---
.../net/ethernet/mellanox/mlx5/core/en/xdp.c | 27 ++++---
.../net/ethernet/mellanox/mlx5/core/en_rx.c | 28 ++++----
.../ethernet/microchip/lan966x/lan966x_fdma.c | 16 +++--
drivers/net/ethernet/microsoft/mana/mana_en.c | 10 +--
drivers/net/ethernet/socionext/netsec.c | 25 ++++---
.../net/ethernet/stmicro/stmmac/stmmac_main.c | 48 ++++++++-----
drivers/net/ethernet/ti/cpsw.c | 11 +--
drivers/net/ethernet/ti/cpsw_new.c | 11 +--
drivers/net/ethernet/ti/cpsw_priv.c | 12 ++--
drivers/net/ethernet/wangxun/libwx/wx_lib.c | 18 +++--
drivers/net/veth.c | 5 +-
drivers/net/vmxnet3/vmxnet3_drv.c | 7 +-
drivers/net/vmxnet3/vmxnet3_xdp.c | 20 +++---
drivers/net/wireless/mediatek/mt76/dma.c | 4 +-
drivers/net/wireless/mediatek/mt76/mt76.h | 5 +-
.../net/wireless/mediatek/mt76/mt7915/mmio.c | 4 +-
drivers/net/xen-netfront.c | 4 +-
include/net/page_pool/helpers.h | 72 ++++++++++---------
include/net/page_pool/types.h | 9 +--
net/bpf/test_run.c | 2 +-
net/core/page_pool.c | 39 +++++-----
net/core/skbuff.c | 2 +-
net/core/xdp.c | 3 +-
34 files changed, 330 insertions(+), 233 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index be3fa0545fdc..9e37da8ed389 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -807,16 +807,17 @@ static struct page *__bnxt_alloc_rx_page(struct bnxt *bp, dma_addr_t *mapping,
struct page *page;
if (PAGE_SIZE > BNXT_RX_PAGE_SIZE) {
- page = page_pool_dev_alloc_frag(rxr->page_pool, offset,
- BNXT_RX_PAGE_SIZE);
+ page = netmem_to_page(page_pool_dev_alloc_frag(rxr->page_pool,
+ offset,
+ BNXT_RX_PAGE_SIZE));
} else {
- page = page_pool_dev_alloc_pages(rxr->page_pool);
+ page = netmem_to_page(page_pool_dev_alloc_pages(rxr->page_pool));
*offset = 0;
}
if (!page)
return NULL;
- *mapping = page_pool_get_dma_addr(page) + *offset;
+ *mapping = page_pool_get_dma_addr(page_to_netmem(page)) + *offset;
return page;
}
@@ -1040,7 +1041,7 @@ static struct sk_buff *bnxt_rx_multi_page_skb(struct bnxt *bp,
bp->rx_dir);
skb = napi_build_skb(data_ptr - bp->rx_offset, BNXT_RX_PAGE_SIZE);
if (!skb) {
- page_pool_recycle_direct(rxr->page_pool, page);
+ page_pool_recycle_direct(rxr->page_pool, page_to_netmem(page));
return NULL;
}
skb_mark_for_recycle(skb);
@@ -1078,7 +1079,7 @@ static struct sk_buff *bnxt_rx_page_skb(struct bnxt *bp,
skb = napi_alloc_skb(&rxr->bnapi->napi, payload);
if (!skb) {
- page_pool_recycle_direct(rxr->page_pool, page);
+ page_pool_recycle_direct(rxr->page_pool, page_to_netmem(page));
return NULL;
}
@@ -3283,7 +3284,7 @@ static void bnxt_free_one_rx_ring_skbs(struct bnxt *bp, int ring_nr)
rx_agg_buf->page = NULL;
__clear_bit(i, rxr->rx_agg_bmap);
- page_pool_recycle_direct(rxr->page_pool, page);
+ page_pool_recycle_direct(rxr->page_pool, page_to_netmem(page));
}
skip_rx_agg_free:
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
index 037624f17aea..3b6b09f835e4 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
@@ -161,7 +161,8 @@ void bnxt_tx_int_xdp(struct bnxt *bp, struct bnxt_napi *bnapi, int budget)
for (j = 0; j < frags; j++) {
tx_cons = NEXT_TX(tx_cons);
tx_buf = &txr->tx_buf_ring[RING_TX(bp, tx_cons)];
- page_pool_recycle_direct(rxr->page_pool, tx_buf->page);
+ page_pool_recycle_direct(rxr->page_pool,
+ page_to_netmem(tx_buf->page));
}
} else {
bnxt_sched_reset_txr(bp, txr, tx_cons);
@@ -219,7 +220,7 @@ void bnxt_xdp_buff_frags_free(struct bnxt_rx_ring_info *rxr,
for (i = 0; i < shinfo->nr_frags; i++) {
struct page *page = skb_frag_page(&shinfo->frags[i]);
- page_pool_recycle_direct(rxr->page_pool, page);
+ page_pool_recycle_direct(rxr->page_pool, page_to_netmem(page));
}
shinfo->nr_frags = 0;
}
@@ -320,7 +321,8 @@ bool bnxt_rx_xdp(struct bnxt *bp, struct bnxt_rx_ring_info *rxr, u16 cons,
if (xdp_do_redirect(bp->dev, &xdp, xdp_prog)) {
trace_xdp_exception(bp->dev, xdp_prog, act);
- page_pool_recycle_direct(rxr->page_pool, page);
+ page_pool_recycle_direct(rxr->page_pool,
+ page_to_netmem(page));
return true;
}
diff --git a/drivers/net/ethernet/engleder/tsnep_main.c b/drivers/net/ethernet/engleder/tsnep_main.c
index df40c720e7b2..ce32dcf7c6f8 100644
--- a/drivers/net/ethernet/engleder/tsnep_main.c
+++ b/drivers/net/ethernet/engleder/tsnep_main.c
@@ -641,7 +641,7 @@ static int tsnep_xdp_tx_map(struct xdp_frame *xdpf, struct tsnep_tx *tx,
} else {
page = unlikely(frag) ? skb_frag_page(frag) :
virt_to_page(xdpf->data);
- dma = page_pool_get_dma_addr(page);
+ dma = page_pool_get_dma_addr(page_to_netmem(page));
if (unlikely(frag))
dma += skb_frag_off(frag);
else
@@ -940,7 +940,8 @@ static void tsnep_rx_ring_cleanup(struct tsnep_rx *rx)
for (i = 0; i < TSNEP_RING_SIZE; i++) {
entry = &rx->entry[i];
if (!rx->xsk_pool && entry->page)
- page_pool_put_full_page(rx->page_pool, entry->page,
+ page_pool_put_full_page(rx->page_pool,
+ page_to_netmem(entry->page),
false);
if (rx->xsk_pool && entry->xdp)
xsk_buff_free(entry->xdp);
@@ -1066,7 +1067,8 @@ static void tsnep_rx_free_page_buffer(struct tsnep_rx *rx)
*/
page = rx->page_buffer;
while (*page) {
- page_pool_put_full_page(rx->page_pool, *page, false);
+ page_pool_put_full_page(rx->page_pool, page_to_netmem(*page),
+ false);
*page = NULL;
page++;
}
@@ -1080,7 +1082,8 @@ static int tsnep_rx_alloc_page_buffer(struct tsnep_rx *rx)
* be filled completely
*/
for (i = 0; i < TSNEP_RING_SIZE - 1; i++) {
- rx->page_buffer[i] = page_pool_dev_alloc_pages(rx->page_pool);
+ rx->page_buffer[i] =
+ netmem_to_page(page_pool_dev_alloc_pages(rx->page_pool));
if (!rx->page_buffer[i]) {
tsnep_rx_free_page_buffer(rx);
@@ -1096,7 +1099,7 @@ static void tsnep_rx_set_page(struct tsnep_rx *rx, struct tsnep_rx_entry *entry,
{
entry->page = page;
entry->len = TSNEP_MAX_RX_BUF_SIZE;
- entry->dma = page_pool_get_dma_addr(entry->page);
+ entry->dma = page_pool_get_dma_addr(page_to_netmem(entry->page));
entry->desc->rx = __cpu_to_le64(entry->dma + TSNEP_RX_OFFSET);
}
@@ -1105,7 +1108,7 @@ static int tsnep_rx_alloc_buffer(struct tsnep_rx *rx, int index)
struct tsnep_rx_entry *entry = &rx->entry[index];
struct page *page;
- page = page_pool_dev_alloc_pages(rx->page_pool);
+ page = netmem_to_page(page_pool_dev_alloc_pages(rx->page_pool));
if (unlikely(!page))
return -ENOMEM;
tsnep_rx_set_page(rx, entry, page);
@@ -1296,7 +1299,8 @@ static bool tsnep_xdp_run_prog(struct tsnep_rx *rx, struct bpf_prog *prog,
sync = xdp->data_end - xdp->data_hard_start -
XDP_PACKET_HEADROOM;
sync = max(sync, length);
- page_pool_put_page(rx->page_pool, virt_to_head_page(xdp->data),
+ page_pool_put_page(rx->page_pool,
+ page_to_netmem(virt_to_head_page(xdp->data)),
sync, true);
return true;
}
@@ -1400,7 +1404,7 @@ static void tsnep_rx_page(struct tsnep_rx *rx, struct napi_struct *napi,
napi_gro_receive(napi, skb);
} else {
- page_pool_recycle_direct(rx->page_pool, page);
+ page_pool_recycle_direct(rx->page_pool, page_to_netmem(page));
rx->dropped++;
}
@@ -1599,7 +1603,7 @@ static int tsnep_rx_poll_zc(struct tsnep_rx *rx, struct napi_struct *napi,
}
}
- page = page_pool_dev_alloc_pages(rx->page_pool);
+ page = netmem_to_page(page_pool_dev_alloc_pages(rx->page_pool));
if (page) {
memcpy(page_address(page) + TSNEP_RX_OFFSET,
entry->xdp->data - TSNEP_RX_INLINE_METADATA_SIZE,
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index bae9536de767..4da3e6161a73 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -996,7 +996,9 @@ static void fec_enet_bd_init(struct net_device *dev)
struct page *page = txq->tx_buf[i].buf_p;
if (page)
- page_pool_put_page(page->pp, page, 0, false);
+ page_pool_put_page(page->pp,
+ page_to_netmem(page),
+ 0, false);
}
txq->tx_buf[i].buf_p = NULL;
@@ -1520,7 +1522,8 @@ fec_enet_tx_queue(struct net_device *ndev, u16 queue_id, int budget)
xdp_return_frame_rx_napi(xdpf);
} else { /* recycle pages of XDP_TX frames */
/* The dma_sync_size = 0 as XDP_TX has already synced DMA for_device */
- page_pool_put_page(page->pp, page, 0, true);
+ page_pool_put_page(page->pp, page_to_netmem(page), 0,
+ true);
}
txq->tx_buf[index].buf_p = NULL;
@@ -1568,12 +1571,13 @@ static void fec_enet_update_cbd(struct fec_enet_priv_rx_q *rxq,
struct page *new_page;
dma_addr_t phys_addr;
- new_page = page_pool_dev_alloc_pages(rxq->page_pool);
+ new_page = netmem_to_page(page_pool_dev_alloc_pages(rxq->page_pool));
WARN_ON(!new_page);
rxq->rx_skb_info[index].page = new_page;
rxq->rx_skb_info[index].offset = FEC_ENET_XDP_HEADROOM;
- phys_addr = page_pool_get_dma_addr(new_page) + FEC_ENET_XDP_HEADROOM;
+ phys_addr = page_pool_get_dma_addr(page_to_netmem(new_page)) +
+ FEC_ENET_XDP_HEADROOM;
bdp->cbd_bufaddr = cpu_to_fec32(phys_addr);
}
@@ -1633,7 +1637,8 @@ fec_enet_run_xdp(struct fec_enet_private *fep, struct bpf_prog *prog,
xdp_err:
ret = FEC_ENET_XDP_CONSUMED;
page = virt_to_head_page(xdp->data);
- page_pool_put_page(rxq->page_pool, page, sync, true);
+ page_pool_put_page(rxq->page_pool, page_to_netmem(page), sync,
+ true);
if (act != XDP_DROP)
trace_xdp_exception(fep->netdev, prog, act);
break;
@@ -1761,7 +1766,8 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id)
*/
skb = build_skb(page_address(page), PAGE_SIZE);
if (unlikely(!skb)) {
- page_pool_recycle_direct(rxq->page_pool, page);
+ page_pool_recycle_direct(rxq->page_pool,
+ page_to_netmem(page));
ndev->stats.rx_dropped++;
netdev_err_once(ndev, "build_skb failed!\n");
@@ -3264,7 +3270,9 @@ static void fec_enet_free_buffers(struct net_device *ndev)
for (q = 0; q < fep->num_rx_queues; q++) {
rxq = fep->rx_queue[q];
for (i = 0; i < rxq->bd.ring_size; i++)
- page_pool_put_full_page(rxq->page_pool, rxq->rx_skb_info[i].page, false);
+ page_pool_put_full_page(rxq->page_pool,
+ page_to_netmem(rxq->rx_skb_info[i].page),
+ false);
for (i = 0; i < XDP_STATS_TOTAL; i++)
rxq->stats[i] = 0;
@@ -3293,7 +3301,9 @@ static void fec_enet_free_buffers(struct net_device *ndev)
} else {
struct page *page = txq->tx_buf[i].buf_p;
- page_pool_put_page(page->pp, page, 0, false);
+ page_pool_put_page(page->pp,
+ page_to_netmem(page), 0,
+ false);
}
txq->tx_buf[i].buf_p = NULL;
@@ -3390,11 +3400,12 @@ fec_enet_alloc_rxq_buffers(struct net_device *ndev, unsigned int queue)
}
for (i = 0; i < rxq->bd.ring_size; i++) {
- page = page_pool_dev_alloc_pages(rxq->page_pool);
+ page = netmem_to_page(page_pool_dev_alloc_pages(rxq->page_pool));
if (!page)
goto err_alloc;
- phys_addr = page_pool_get_dma_addr(page) + FEC_ENET_XDP_HEADROOM;
+ phys_addr = page_pool_get_dma_addr(page_to_netmem(page)) +
+ FEC_ENET_XDP_HEADROOM;
bdp->cbd_bufaddr = cpu_to_fec32(phys_addr);
rxq->rx_skb_info[i].page = page;
@@ -3856,7 +3867,7 @@ static int fec_enet_txq_xmit_frame(struct fec_enet_private *fep,
struct page *page;
page = virt_to_page(xdpb->data);
- dma_addr = page_pool_get_dma_addr(page) +
+ dma_addr = page_pool_get_dma_addr(page_to_netmem(page)) +
(xdpb->data - xdpb->data_hard_start);
dma_sync_single_for_device(&fep->pdev->dev, dma_addr,
dma_sync_len, DMA_BIDIRECTIONAL);
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index b618797a7e8d..0ab015cb1b51 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -3371,15 +3371,15 @@ static int hns3_alloc_buffer(struct hns3_enet_ring *ring,
struct page *p;
if (ring->page_pool) {
- p = page_pool_dev_alloc_frag(ring->page_pool,
- &cb->page_offset,
- hns3_buf_size(ring));
+ p = netmem_to_page(page_pool_dev_alloc_frag(ring->page_pool,
+ &cb->page_offset,
+ hns3_buf_size(ring)));
if (unlikely(!p))
return -ENOMEM;
cb->priv = p;
cb->buf = page_address(p);
- cb->dma = page_pool_get_dma_addr(p);
+ cb->dma = page_pool_get_dma_addr(page_to_netmem(p));
cb->type = DESC_TYPE_PP_FRAG;
cb->reuse_flag = 0;
return 0;
@@ -3411,7 +3411,8 @@ static void hns3_free_buffer(struct hns3_enet_ring *ring,
if (cb->type & DESC_TYPE_PAGE && cb->pagecnt_bias)
__page_frag_cache_drain(cb->priv, cb->pagecnt_bias);
else if (cb->type & DESC_TYPE_PP_FRAG)
- page_pool_put_full_page(ring->page_pool, cb->priv,
+ page_pool_put_full_page(ring->page_pool,
+ page_to_netmem(cb->priv),
false);
}
memset(cb, 0, sizeof(*cb));
@@ -4058,7 +4059,8 @@ static int hns3_alloc_skb(struct hns3_enet_ring *ring, unsigned int length,
if (dev_page_is_reusable(desc_cb->priv))
desc_cb->reuse_flag = 1;
else if (desc_cb->type & DESC_TYPE_PP_FRAG)
- page_pool_put_full_page(ring->page_pool, desc_cb->priv,
+ page_pool_put_full_page(ring->page_pool,
+ page_to_netmem(desc_cb->priv),
false);
else /* This page cannot be reused so discard it */
__page_frag_cache_drain(desc_cb->priv,
diff --git a/drivers/net/ethernet/intel/idpf/idpf_txrx.c b/drivers/net/ethernet/intel/idpf/idpf_txrx.c
index 1f728a9004d9..bcef8b49652a 100644
--- a/drivers/net/ethernet/intel/idpf/idpf_txrx.c
+++ b/drivers/net/ethernet/intel/idpf/idpf_txrx.c
@@ -336,7 +336,7 @@ static void idpf_rx_page_rel(struct idpf_queue *rxq, struct idpf_rx_buf *rx_buf)
if (unlikely(!rx_buf->page))
return;
- page_pool_put_full_page(rxq->pp, rx_buf->page, false);
+ page_pool_put_full_page(rxq->pp, page_to_netmem(rx_buf->page), false);
rx_buf->page = NULL;
rx_buf->page_offset = 0;
diff --git a/drivers/net/ethernet/intel/idpf/idpf_txrx.h b/drivers/net/ethernet/intel/idpf/idpf_txrx.h
index df76493faa75..5efe4920326b 100644
--- a/drivers/net/ethernet/intel/idpf/idpf_txrx.h
+++ b/drivers/net/ethernet/intel/idpf/idpf_txrx.h
@@ -932,18 +932,19 @@ static inline dma_addr_t idpf_alloc_page(struct page_pool *pool,
unsigned int buf_size)
{
if (buf_size == IDPF_RX_BUF_2048)
- buf->page = page_pool_dev_alloc_frag(pool, &buf->page_offset,
- buf_size);
+ buf->page = netmem_to_page(page_pool_dev_alloc_frag(pool,
+ &buf->page_offset,
+ buf_size));
else
- buf->page = page_pool_dev_alloc_pages(pool);
+ buf->page = netmem_to_page(page_pool_dev_alloc_pages(pool));
if (!buf->page)
return DMA_MAPPING_ERROR;
buf->truesize = buf_size;
- return page_pool_get_dma_addr(buf->page) + buf->page_offset +
- pool->p.offset;
+ return page_pool_get_dma_addr(page_to_netmem(buf->page)) +
+ buf->page_offset + pool->p.offset;
}
/**
@@ -952,7 +953,7 @@ static inline dma_addr_t idpf_alloc_page(struct page_pool *pool,
*/
static inline void idpf_rx_put_page(struct idpf_rx_buf *rx_buf)
{
- page_pool_put_page(rx_buf->page->pp, rx_buf->page,
+ page_pool_put_page(rx_buf->page->pp, page_to_netmem(rx_buf->page),
rx_buf->truesize, true);
rx_buf->page = NULL;
}
@@ -968,7 +969,7 @@ static inline void idpf_rx_sync_for_cpu(struct idpf_rx_buf *rx_buf, u32 len)
struct page_pool *pp = page->pp;
dma_sync_single_range_for_cpu(pp->p.dev,
- page_pool_get_dma_addr(page),
+ page_pool_get_dma_addr(page_to_netmem(page)),
rx_buf->page_offset + pp->p.offset, len,
page_pool_get_dma_dir(pp));
}
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 29aac327574d..f20c09fa6764 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -1940,12 +1940,13 @@ static int mvneta_rx_refill(struct mvneta_port *pp,
dma_addr_t phys_addr;
struct page *page;
- page = page_pool_alloc_pages(rxq->page_pool,
- gfp_mask | __GFP_NOWARN);
+ page = netmem_to_page(page_pool_alloc_pages(rxq->page_pool,
+ gfp_mask | __GFP_NOWARN));
if (!page)
return -ENOMEM;
- phys_addr = page_pool_get_dma_addr(page) + pp->rx_offset_correction;
+ phys_addr = page_pool_get_dma_addr(page_to_netmem(page)) +
+ pp->rx_offset_correction;
mvneta_rx_desc_fill(rx_desc, phys_addr, page, rxq);
return 0;
@@ -2013,7 +2014,8 @@ static void mvneta_rxq_drop_pkts(struct mvneta_port *pp,
if (!data || !(rx_desc->buf_phys_addr))
continue;
- page_pool_put_full_page(rxq->page_pool, data, false);
+ page_pool_put_full_page(rxq->page_pool, page_to_netmem(data),
+ false);
}
if (xdp_rxq_info_is_reg(&rxq->xdp_rxq))
xdp_rxq_info_unreg(&rxq->xdp_rxq);
@@ -2080,10 +2082,12 @@ mvneta_xdp_put_buff(struct mvneta_port *pp, struct mvneta_rx_queue *rxq,
for (i = 0; i < sinfo->nr_frags; i++)
page_pool_put_full_page(rxq->page_pool,
- skb_frag_page(&sinfo->frags[i]), true);
+ page_to_netmem(skb_frag_page(&sinfo->frags[i])),
+ true);
out:
- page_pool_put_page(rxq->page_pool, virt_to_head_page(xdp->data),
+ page_pool_put_page(rxq->page_pool,
+ page_to_netmem(virt_to_head_page(xdp->data)),
sync_len, true);
}
@@ -2132,7 +2136,7 @@ mvneta_xdp_submit_frame(struct mvneta_port *pp, struct mvneta_tx_queue *txq,
} else {
page = unlikely(frag) ? skb_frag_page(frag)
: virt_to_page(xdpf->data);
- dma_addr = page_pool_get_dma_addr(page);
+ dma_addr = page_pool_get_dma_addr(page_to_netmem(page));
if (unlikely(frag))
dma_addr += skb_frag_off(frag);
else
@@ -2386,7 +2390,8 @@ mvneta_swbm_add_rx_fragment(struct mvneta_port *pp,
if (page_is_pfmemalloc(page))
xdp_buff_set_frag_pfmemalloc(xdp);
} else {
- page_pool_put_full_page(rxq->page_pool, page, true);
+ page_pool_put_full_page(rxq->page_pool, page_to_netmem(page),
+ true);
}
*size -= len;
}
@@ -2471,7 +2476,8 @@ static int mvneta_rx_swbm(struct napi_struct *napi,
} else {
if (unlikely(!xdp_buf.data_hard_start)) {
rx_desc->buf_phys_addr = 0;
- page_pool_put_full_page(rxq->page_pool, page,
+ page_pool_put_full_page(rxq->page_pool,
+ page_to_netmem(page),
true);
goto next;
}
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
index 93137606869e..32ae784b1484 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
@@ -361,7 +361,7 @@ static void *mvpp2_frag_alloc(const struct mvpp2_bm_pool *pool,
struct page_pool *page_pool)
{
if (page_pool)
- return page_pool_dev_alloc_pages(page_pool);
+ return netmem_to_page(page_pool_dev_alloc_pages(page_pool));
if (likely(pool->frag_size <= PAGE_SIZE))
return netdev_alloc_frag(pool->frag_size);
@@ -373,7 +373,9 @@ static void mvpp2_frag_free(const struct mvpp2_bm_pool *pool,
struct page_pool *page_pool, void *data)
{
if (page_pool)
- page_pool_put_full_page(page_pool, virt_to_head_page(data), false);
+ page_pool_put_full_page(page_pool,
+ page_to_netmem(virt_to_head_page(data)),
+ false);
else if (likely(pool->frag_size <= PAGE_SIZE))
skb_free_frag(data);
else
@@ -750,7 +752,7 @@ static void *mvpp2_buf_alloc(struct mvpp2_port *port,
if (page_pool) {
page = (struct page *)data;
- dma_addr = page_pool_get_dma_addr(page);
+ dma_addr = page_pool_get_dma_addr(page_to_netmem(page));
data = page_to_virt(page);
} else {
dma_addr = dma_map_single(port->dev->dev.parent, data,
@@ -3687,7 +3689,7 @@ mvpp2_xdp_submit_frame(struct mvpp2_port *port, u16 txq_id,
/* XDP_TX */
struct page *page = virt_to_page(xdpf->data);
- dma_addr = page_pool_get_dma_addr(page) +
+ dma_addr = page_pool_get_dma_addr(page_to_netmem(page)) +
sizeof(*xdpf) + xdpf->headroom;
dma_sync_single_for_device(port->dev->dev.parent, dma_addr,
xdpf->len, DMA_BIDIRECTIONAL);
@@ -3809,7 +3811,8 @@ mvpp2_run_xdp(struct mvpp2_port *port, struct bpf_prog *prog,
if (unlikely(err)) {
ret = MVPP2_XDP_DROPPED;
page = virt_to_head_page(xdp->data);
- page_pool_put_page(pp, page, sync, true);
+ page_pool_put_page(pp, page_to_netmem(page), sync,
+ true);
} else {
ret = MVPP2_XDP_REDIR;
stats->xdp_redirect++;
@@ -3819,7 +3822,8 @@ mvpp2_run_xdp(struct mvpp2_port *port, struct bpf_prog *prog,
ret = mvpp2_xdp_xmit_back(port, xdp);
if (ret != MVPP2_XDP_TX) {
page = virt_to_head_page(xdp->data);
- page_pool_put_page(pp, page, sync, true);
+ page_pool_put_page(pp, page_to_netmem(page), sync,
+ true);
}
break;
default:
@@ -3830,7 +3834,7 @@ mvpp2_run_xdp(struct mvpp2_port *port, struct bpf_prog *prog,
fallthrough;
case XDP_DROP:
page = virt_to_head_page(xdp->data);
- page_pool_put_page(pp, page, sync, true);
+ page_pool_put_page(pp, page_to_netmem(page), sync, true);
ret = MVPP2_XDP_DROPPED;
stats->xdp_drop++;
break;
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
index 7ca6941ea0b9..bbff52a24cab 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
@@ -530,11 +530,12 @@ static int otx2_alloc_pool_buf(struct otx2_nic *pfvf, struct otx2_pool *pool,
sz = SKB_DATA_ALIGN(pool->rbsize);
sz = ALIGN(sz, OTX2_ALIGN);
- page = page_pool_alloc_frag(pool->page_pool, &offset, sz, GFP_ATOMIC);
+ page = netmem_to_page(page_pool_alloc_frag(pool->page_pool,
+ &offset, sz, GFP_ATOMIC));
if (unlikely(!page))
return -ENOMEM;
- *dma = page_pool_get_dma_addr(page) + offset;
+ *dma = page_pool_get_dma_addr(page_to_netmem(page)) + offset;
return 0;
}
@@ -1208,7 +1209,8 @@ void otx2_free_bufs(struct otx2_nic *pfvf, struct otx2_pool *pool,
page = virt_to_head_page(phys_to_virt(pa));
if (pool->page_pool) {
- page_pool_put_full_page(pool->page_pool, page, true);
+ page_pool_put_full_page(pool->page_pool, page_to_netmem(page),
+ true);
} else {
dma_unmap_page_attrs(pfvf->dev, iova, size,
DMA_FROM_DEVICE,
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index a6e91573f8da..68146071a919 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -1735,11 +1735,13 @@ static void *mtk_page_pool_get_buff(struct page_pool *pp, dma_addr_t *dma_addr,
{
struct page *page;
- page = page_pool_alloc_pages(pp, gfp_mask | __GFP_NOWARN);
+ page = netmem_to_page(page_pool_alloc_pages(pp,
+ gfp_mask | __GFP_NOWARN));
if (!page)
return NULL;
- *dma_addr = page_pool_get_dma_addr(page) + MTK_PP_HEADROOM;
+ *dma_addr =
+ page_pool_get_dma_addr(page_to_netmem(page)) + MTK_PP_HEADROOM;
return page_address(page);
}
@@ -1747,7 +1749,8 @@ static void mtk_rx_put_buff(struct mtk_rx_ring *ring, void *data, bool napi)
{
if (ring->page_pool)
page_pool_put_full_page(ring->page_pool,
- virt_to_head_page(data), napi);
+ page_to_netmem(virt_to_head_page(data)),
+ napi);
else
skb_free_frag(data);
}
@@ -1771,7 +1774,7 @@ static int mtk_xdp_frame_map(struct mtk_eth *eth, struct net_device *dev,
} else {
struct page *page = virt_to_head_page(data);
- txd_info->addr = page_pool_get_dma_addr(page) +
+ txd_info->addr = page_pool_get_dma_addr(page_to_netmem(page)) +
sizeof(struct xdp_frame) + headroom;
dma_sync_single_for_device(eth->dma_dev, txd_info->addr,
txd_info->size, DMA_BIDIRECTIONAL);
@@ -1985,7 +1988,8 @@ static u32 mtk_xdp_run(struct mtk_eth *eth, struct mtk_rx_ring *ring,
}
page_pool_put_full_page(ring->page_pool,
- virt_to_head_page(xdp->data), true);
+ page_to_netmem(virt_to_head_page(xdp->data)),
+ true);
update_stats:
u64_stats_update_begin(&hw_stats->syncp);
@@ -2074,8 +2078,9 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget,
}
dma_sync_single_for_cpu(eth->dma_dev,
- page_pool_get_dma_addr(page) + MTK_PP_HEADROOM,
- pktlen, page_pool_get_dma_dir(ring->page_pool));
+ page_pool_get_dma_addr(page_to_netmem(page)) +
+ MTK_PP_HEADROOM,
+ pktlen, page_pool_get_dma_dir(ring->page_pool));
xdp_init_buff(&xdp, PAGE_SIZE, &ring->xdp_q);
xdp_prepare_buff(&xdp, data, MTK_PP_HEADROOM, pktlen,
@@ -2092,7 +2097,8 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget,
skb = build_skb(data, PAGE_SIZE);
if (unlikely(!skb)) {
page_pool_put_full_page(ring->page_pool,
- page, true);
+ page_to_netmem(page),
+ true);
netdev->stats.rx_dropped++;
goto skip_rx;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
index e2e7d82cfca4..c8275e4b6cae 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
@@ -122,7 +122,8 @@ mlx5e_xmit_xdp_buff(struct mlx5e_xdpsq *sq, struct mlx5e_rq *rq,
* mode.
*/
- dma_addr = page_pool_get_dma_addr(page) + (xdpf->data - (void *)xdpf);
+ dma_addr = page_pool_get_dma_addr(page_to_netmem(page)) +
+ (xdpf->data - (void *)xdpf);
dma_sync_single_for_device(sq->pdev, dma_addr, xdptxd->len, DMA_BIDIRECTIONAL);
if (xdptxd->has_frags) {
@@ -134,8 +135,8 @@ mlx5e_xmit_xdp_buff(struct mlx5e_xdpsq *sq, struct mlx5e_rq *rq,
dma_addr_t addr;
u32 len;
- addr = page_pool_get_dma_addr(skb_frag_page(frag)) +
- skb_frag_off(frag);
+ addr = page_pool_get_dma_addr(page_to_netmem(skb_frag_page(frag))) +
+ skb_frag_off(frag);
len = skb_frag_size(frag);
dma_sync_single_for_device(sq->pdev, addr, len,
DMA_BIDIRECTIONAL);
@@ -458,9 +459,12 @@ mlx5e_xmit_xdp_frame_mpwqe(struct mlx5e_xdpsq *sq, struct mlx5e_xmit_data *xdptx
tmp.data = skb_frag_address(frag);
tmp.len = skb_frag_size(frag);
- tmp.dma_addr = xdptxdf->dma_arr ? xdptxdf->dma_arr[0] :
- page_pool_get_dma_addr(skb_frag_page(frag)) +
- skb_frag_off(frag);
+ tmp.dma_addr =
+ xdptxdf->dma_arr ?
+ xdptxdf->dma_arr[0] :
+ page_pool_get_dma_addr(page_to_netmem(
+ skb_frag_page(frag))) +
+ skb_frag_off(frag);
p = &tmp;
}
}
@@ -607,9 +611,11 @@ mlx5e_xmit_xdp_frame(struct mlx5e_xdpsq *sq, struct mlx5e_xmit_data *xdptxd,
skb_frag_t *frag = &xdptxdf->sinfo->frags[i];
dma_addr_t addr;
- addr = xdptxdf->dma_arr ? xdptxdf->dma_arr[i] :
- page_pool_get_dma_addr(skb_frag_page(frag)) +
- skb_frag_off(frag);
+ addr = xdptxdf->dma_arr ?
+ xdptxdf->dma_arr[i] :
+ page_pool_get_dma_addr(page_to_netmem(
+ skb_frag_page(frag))) +
+ skb_frag_off(frag);
dseg->addr = cpu_to_be64(addr);
dseg->byte_count = cpu_to_be32(skb_frag_size(frag));
@@ -699,7 +705,8 @@ static void mlx5e_free_xdpsq_desc(struct mlx5e_xdpsq *sq,
/* No need to check ((page->pp_magic & ~0x3UL) == PP_SIGNATURE)
* as we know this is a page_pool page.
*/
- page_pool_recycle_direct(page->pp, page);
+ page_pool_recycle_direct(page->pp,
+ page_to_netmem(page));
} while (++n < num);
break;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index 8d9743a5e42c..73d41dc2b47e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -278,11 +278,11 @@ static int mlx5e_page_alloc_fragmented(struct mlx5e_rq *rq,
{
struct page *page;
- page = page_pool_dev_alloc_pages(rq->page_pool);
+ page = netmem_to_page(page_pool_dev_alloc_pages(rq->page_pool));
if (unlikely(!page))
return -ENOMEM;
- page_pool_fragment_page(page, MLX5E_PAGECNT_BIAS_MAX);
+ page_pool_fragment_page(page_to_netmem(page), MLX5E_PAGECNT_BIAS_MAX);
*frag_page = (struct mlx5e_frag_page) {
.page = page,
@@ -298,8 +298,9 @@ static void mlx5e_page_release_fragmented(struct mlx5e_rq *rq,
u16 drain_count = MLX5E_PAGECNT_BIAS_MAX - frag_page->frags;
struct page *page = frag_page->page;
- if (page_pool_defrag_page(page, drain_count) == 0)
- page_pool_put_defragged_page(rq->page_pool, page, -1, true);
+ if (page_pool_defrag_page(page_to_netmem(page), drain_count) == 0)
+ page_pool_put_defragged_page(rq->page_pool,
+ page_to_netmem(page), -1, true);
}
static inline int mlx5e_get_rx_frag(struct mlx5e_rq *rq,
@@ -358,7 +359,7 @@ static int mlx5e_alloc_rx_wqe(struct mlx5e_rq *rq, struct mlx5e_rx_wqe_cyc *wqe,
frag->flags &= ~BIT(MLX5E_WQE_FRAG_SKIP_RELEASE);
headroom = i == 0 ? rq->buff.headroom : 0;
- addr = page_pool_get_dma_addr(frag->frag_page->page);
+ addr = page_pool_get_dma_addr(page_to_netmem(frag->frag_page->page));
wqe->data[i].addr = cpu_to_be64(addr + frag->offset + headroom);
}
@@ -501,7 +502,8 @@ mlx5e_add_skb_shared_info_frag(struct mlx5e_rq *rq, struct skb_shared_info *sinf
{
skb_frag_t *frag;
- dma_addr_t addr = page_pool_get_dma_addr(frag_page->page);
+ dma_addr_t addr =
+ page_pool_get_dma_addr(page_to_netmem(frag_page->page));
dma_sync_single_for_cpu(rq->pdev, addr + frag_offset, len, rq->buff.map_dir);
if (!xdp_buff_has_frags(xdp)) {
@@ -526,7 +528,7 @@ mlx5e_add_skb_frag(struct mlx5e_rq *rq, struct sk_buff *skb,
struct page *page, u32 frag_offset, u32 len,
unsigned int truesize)
{
- dma_addr_t addr = page_pool_get_dma_addr(page);
+ dma_addr_t addr = page_pool_get_dma_addr(page_to_netmem(page));
dma_sync_single_for_cpu(rq->pdev, addr + frag_offset, len,
rq->buff.map_dir);
@@ -674,7 +676,7 @@ static int mlx5e_build_shampo_hd_umr(struct mlx5e_rq *rq,
if (unlikely(err))
goto err_unmap;
- addr = page_pool_get_dma_addr(frag_page->page);
+ addr = page_pool_get_dma_addr(page_to_netmem(frag_page->page));
dma_info->addr = addr;
dma_info->frag_page = frag_page;
@@ -786,7 +788,7 @@ static int mlx5e_alloc_rx_mpwqe(struct mlx5e_rq *rq, u16 ix)
err = mlx5e_page_alloc_fragmented(rq, frag_page);
if (unlikely(err))
goto err_unmap;
- addr = page_pool_get_dma_addr(frag_page->page);
+ addr = page_pool_get_dma_addr(page_to_netmem(frag_page->page));
umr_wqe->inline_mtts[i] = (struct mlx5_mtt) {
.ptag = cpu_to_be64(addr | MLX5_EN_WR),
};
@@ -1685,7 +1687,7 @@ mlx5e_skb_from_cqe_linear(struct mlx5e_rq *rq, struct mlx5e_wqe_frag_info *wi,
data = va + rx_headroom;
frag_size = MLX5_SKB_FRAG_SZ(rx_headroom + cqe_bcnt);
- addr = page_pool_get_dma_addr(frag_page->page);
+ addr = page_pool_get_dma_addr(page_to_netmem(frag_page->page));
dma_sync_single_range_for_cpu(rq->pdev, addr, wi->offset,
frag_size, rq->buff.map_dir);
net_prefetch(data);
@@ -1738,7 +1740,7 @@ mlx5e_skb_from_cqe_nonlinear(struct mlx5e_rq *rq, struct mlx5e_wqe_frag_info *wi
va = page_address(frag_page->page) + wi->offset;
frag_consumed_bytes = min_t(u32, frag_info->frag_size, cqe_bcnt);
- addr = page_pool_get_dma_addr(frag_page->page);
+ addr = page_pool_get_dma_addr(page_to_netmem(frag_page->page));
dma_sync_single_range_for_cpu(rq->pdev, addr, wi->offset,
rq->buff.frame0_sz, rq->buff.map_dir);
net_prefetchw(va); /* xdp_frame data area */
@@ -2124,7 +2126,7 @@ mlx5e_skb_from_cqe_mpwrq_nonlinear(struct mlx5e_rq *rq, struct mlx5e_mpw_info *w
while (++pagep < frag_page);
}
/* copy header */
- addr = page_pool_get_dma_addr(head_page->page);
+ addr = page_pool_get_dma_addr(page_to_netmem(head_page->page));
mlx5e_copy_skb_header(rq, skb, head_page->page, addr,
head_offset, head_offset, headlen);
/* skb linear part was allocated with headlen and aligned to long */
@@ -2159,7 +2161,7 @@ mlx5e_skb_from_cqe_mpwrq_linear(struct mlx5e_rq *rq, struct mlx5e_mpw_info *wi,
data = va + rx_headroom;
frag_size = MLX5_SKB_FRAG_SZ(rx_headroom + cqe_bcnt);
- addr = page_pool_get_dma_addr(frag_page->page);
+ addr = page_pool_get_dma_addr(page_to_netmem(frag_page->page));
dma_sync_single_range_for_cpu(rq->pdev, addr, head_offset,
frag_size, rq->buff.map_dir);
net_prefetch(data);
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c b/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c
index 3960534ac2ad..fdd4a9ccafd4 100644
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c
@@ -16,11 +16,12 @@ static struct page *lan966x_fdma_rx_alloc_page(struct lan966x_rx *rx,
{
struct page *page;
- page = page_pool_dev_alloc_pages(rx->page_pool);
+ page = netmem_to_page(page_pool_dev_alloc_pages(rx->page_pool));
if (unlikely(!page))
return NULL;
- db->dataptr = page_pool_get_dma_addr(page) + XDP_PACKET_HEADROOM;
+ db->dataptr = page_pool_get_dma_addr(page_to_netmem(page)) +
+ XDP_PACKET_HEADROOM;
return page;
}
@@ -32,7 +33,8 @@ static void lan966x_fdma_rx_free_pages(struct lan966x_rx *rx)
for (i = 0; i < FDMA_DCB_MAX; ++i) {
for (j = 0; j < FDMA_RX_DCB_MAX_DBS; ++j)
page_pool_put_full_page(rx->page_pool,
- rx->page[i][j], false);
+ page_to_netmem(rx->page[i][j]),
+ false);
}
}
@@ -44,7 +46,7 @@ static void lan966x_fdma_rx_free_page(struct lan966x_rx *rx)
if (unlikely(!page))
return;
- page_pool_recycle_direct(rx->page_pool, page);
+ page_pool_recycle_direct(rx->page_pool, page_to_netmem(page));
}
static void lan966x_fdma_rx_add_dcb(struct lan966x_rx *rx,
@@ -435,7 +437,7 @@ static void lan966x_fdma_tx_clear_buf(struct lan966x *lan966x, int weight)
xdp_return_frame_bulk(dcb_buf->data.xdpf, &bq);
else
page_pool_recycle_direct(rx->page_pool,
- dcb_buf->data.page);
+ page_to_netmem(dcb_buf->data.page));
}
clear = true;
@@ -537,7 +539,7 @@ static struct sk_buff *lan966x_fdma_rx_get_frame(struct lan966x_rx *rx,
return skb;
free_page:
- page_pool_recycle_direct(rx->page_pool, page);
+ page_pool_recycle_direct(rx->page_pool, page_to_netmem(page));
return NULL;
}
@@ -765,7 +767,7 @@ int lan966x_fdma_xmit_xdpf(struct lan966x_port *port, void *ptr, u32 len)
lan966x_ifh_set_bypass(ifh, 1);
lan966x_ifh_set_port(ifh, BIT_ULL(port->chip_port));
- dma_addr = page_pool_get_dma_addr(page);
+ dma_addr = page_pool_get_dma_addr(page_to_netmem(page));
dma_sync_single_for_device(lan966x->dev,
dma_addr + XDP_PACKET_HEADROOM,
len + IFH_LEN_BYTES,
diff --git a/drivers/net/ethernet/microsoft/mana/mana_en.c b/drivers/net/ethernet/microsoft/mana/mana_en.c
index cb7b9d8ef618..7172041076d8 100644
--- a/drivers/net/ethernet/microsoft/mana/mana_en.c
+++ b/drivers/net/ethernet/microsoft/mana/mana_en.c
@@ -1587,7 +1587,7 @@ static void mana_rx_skb(void *buf_va, bool from_pool,
drop:
if (from_pool) {
page_pool_recycle_direct(rxq->page_pool,
- virt_to_head_page(buf_va));
+ page_to_netmem(virt_to_head_page(buf_va)));
} else {
WARN_ON_ONCE(rxq->xdp_save_va);
/* Save for reuse */
@@ -1627,7 +1627,7 @@ static void *mana_get_rxfrag(struct mana_rxq *rxq, struct device *dev,
return NULL;
}
} else {
- page = page_pool_dev_alloc_pages(rxq->page_pool);
+ page = netmem_to_page(page_pool_dev_alloc_pages(rxq->page_pool));
if (!page)
return NULL;
@@ -1639,7 +1639,8 @@ static void *mana_get_rxfrag(struct mana_rxq *rxq, struct device *dev,
DMA_FROM_DEVICE);
if (dma_mapping_error(dev, *da)) {
if (*from_pool)
- page_pool_put_full_page(rxq->page_pool, page, false);
+ page_pool_put_full_page(rxq->page_pool,
+ page_to_netmem(page), false);
else
put_page(virt_to_head_page(va));
@@ -2027,7 +2028,8 @@ static void mana_destroy_rxq(struct mana_port_context *apc,
page = virt_to_head_page(rx_oob->buf_va);
if (rx_oob->from_pool)
- page_pool_put_full_page(rxq->page_pool, page, false);
+ page_pool_put_full_page(rxq->page_pool,
+ page_to_netmem(page), false);
else
put_page(page);
diff --git a/drivers/net/ethernet/socionext/netsec.c b/drivers/net/ethernet/socionext/netsec.c
index 5ab8b81b84e6..a573d1dead67 100644
--- a/drivers/net/ethernet/socionext/netsec.c
+++ b/drivers/net/ethernet/socionext/netsec.c
@@ -739,7 +739,7 @@ static void *netsec_alloc_rx_data(struct netsec_priv *priv,
struct netsec_desc_ring *dring = &priv->desc_ring[NETSEC_RING_RX];
struct page *page;
- page = page_pool_dev_alloc_pages(dring->page_pool);
+ page = netmem_to_page(page_pool_dev_alloc_pages(dring->page_pool));
if (!page)
return NULL;
@@ -747,7 +747,8 @@ static void *netsec_alloc_rx_data(struct netsec_priv *priv,
* page_pool API will map the whole page, skip what's needed for
* network payloads and/or XDP
*/
- *dma_handle = page_pool_get_dma_addr(page) + NETSEC_RXBUF_HEADROOM;
+ *dma_handle = page_pool_get_dma_addr(page_to_netmem(page)) +
+ NETSEC_RXBUF_HEADROOM;
/* Make sure the incoming payload fits in the page for XDP and non-XDP
* cases and reserve enough space for headroom + skb_shared_info
*/
@@ -862,8 +863,8 @@ static u32 netsec_xdp_queue_one(struct netsec_priv *priv,
enum dma_data_direction dma_dir =
page_pool_get_dma_dir(rx_ring->page_pool);
- dma_handle = page_pool_get_dma_addr(page) + xdpf->headroom +
- sizeof(*xdpf);
+ dma_handle = page_pool_get_dma_addr(page_to_netmem(page)) +
+ xdpf->headroom + sizeof(*xdpf);
dma_sync_single_for_device(priv->dev, dma_handle, xdpf->len,
dma_dir);
tx_desc.buf_type = TYPE_NETSEC_XDP_TX;
@@ -919,7 +920,8 @@ static u32 netsec_run_xdp(struct netsec_priv *priv, struct bpf_prog *prog,
ret = netsec_xdp_xmit_back(priv, xdp);
if (ret != NETSEC_XDP_TX) {
page = virt_to_head_page(xdp->data);
- page_pool_put_page(dring->page_pool, page, sync, true);
+ page_pool_put_page(dring->page_pool,
+ page_to_netmem(page), sync, true);
}
break;
case XDP_REDIRECT:
@@ -929,7 +931,8 @@ static u32 netsec_run_xdp(struct netsec_priv *priv, struct bpf_prog *prog,
} else {
ret = NETSEC_XDP_CONSUMED;
page = virt_to_head_page(xdp->data);
- page_pool_put_page(dring->page_pool, page, sync, true);
+ page_pool_put_page(dring->page_pool,
+ page_to_netmem(page), sync, true);
}
break;
default:
@@ -941,7 +944,8 @@ static u32 netsec_run_xdp(struct netsec_priv *priv, struct bpf_prog *prog,
case XDP_DROP:
ret = NETSEC_XDP_CONSUMED;
page = virt_to_head_page(xdp->data);
- page_pool_put_page(dring->page_pool, page, sync, true);
+ page_pool_put_page(dring->page_pool, page_to_netmem(page), sync,
+ true);
break;
}
@@ -1038,8 +1042,8 @@ static int netsec_process_rx(struct netsec_priv *priv, int budget)
* cache state. Since we paid the allocation cost if
* building an skb fails try to put the page into cache
*/
- page_pool_put_page(dring->page_pool, page, pkt_len,
- true);
+ page_pool_put_page(dring->page_pool,
+ page_to_netmem(page), pkt_len, true);
netif_err(priv, drv, priv->ndev,
"rx failed to build skb\n");
break;
@@ -1212,7 +1216,8 @@ static void netsec_uninit_pkt_dring(struct netsec_priv *priv, int id)
if (id == NETSEC_RING_RX) {
struct page *page = virt_to_page(desc->addr);
- page_pool_put_full_page(dring->page_pool, page, false);
+ page_pool_put_full_page(dring->page_pool,
+ page_to_netmem(page), false);
} else if (id == NETSEC_RING_TX) {
dma_unmap_single(priv->dev, desc->dma_addr, desc->len,
DMA_TO_DEVICE);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 47de466e432c..7680db4b54b6 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1455,25 +1455,29 @@ static int stmmac_init_rx_buffers(struct stmmac_priv *priv,
gfp |= GFP_DMA32;
if (!buf->page) {
- buf->page = page_pool_alloc_pages(rx_q->page_pool, gfp);
+ buf->page = netmem_to_page(page_pool_alloc_pages(rx_q->page_pool,
+ gfp));
if (!buf->page)
return -ENOMEM;
buf->page_offset = stmmac_rx_offset(priv);
}
if (priv->sph && !buf->sec_page) {
- buf->sec_page = page_pool_alloc_pages(rx_q->page_pool, gfp);
+ buf->sec_page = netmem_to_page(page_pool_alloc_pages(rx_q->page_pool,
+ gfp));
if (!buf->sec_page)
return -ENOMEM;
- buf->sec_addr = page_pool_get_dma_addr(buf->sec_page);
+ buf->sec_addr =
+ page_pool_get_dma_addr(page_to_netmem(buf->sec_page));
stmmac_set_desc_sec_addr(priv, p, buf->sec_addr, true);
} else {
buf->sec_page = NULL;
stmmac_set_desc_sec_addr(priv, p, buf->sec_addr, false);
}
- buf->addr = page_pool_get_dma_addr(buf->page) + buf->page_offset;
+ buf->addr = page_pool_get_dma_addr(page_to_netmem(buf->page)) +
+ buf->page_offset;
stmmac_set_desc_addr(priv, p, buf->addr);
if (dma_conf->dma_buf_sz == BUF_SIZE_16KiB)
@@ -1495,11 +1499,13 @@ static void stmmac_free_rx_buffer(struct stmmac_priv *priv,
struct stmmac_rx_buffer *buf = &rx_q->buf_pool[i];
if (buf->page)
- page_pool_put_full_page(rx_q->page_pool, buf->page, false);
+ page_pool_put_full_page(rx_q->page_pool,
+ page_to_netmem(buf->page), false);
buf->page = NULL;
if (buf->sec_page)
- page_pool_put_full_page(rx_q->page_pool, buf->sec_page, false);
+ page_pool_put_full_page(rx_q->page_pool,
+ page_to_netmem(buf->sec_page), false);
buf->sec_page = NULL;
}
@@ -4739,20 +4745,23 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv, u32 queue)
p = rx_q->dma_rx + entry;
if (!buf->page) {
- buf->page = page_pool_alloc_pages(rx_q->page_pool, gfp);
+ buf->page = netmem_to_page(page_pool_alloc_pages(rx_q->page_pool,
+ gfp));
if (!buf->page)
break;
}
if (priv->sph && !buf->sec_page) {
- buf->sec_page = page_pool_alloc_pages(rx_q->page_pool, gfp);
+ buf->sec_page = netmem_to_page(page_pool_alloc_pages(rx_q->page_pool,
+ gfp));
if (!buf->sec_page)
break;
- buf->sec_addr = page_pool_get_dma_addr(buf->sec_page);
+ buf->sec_addr = page_pool_get_dma_addr(page_to_netmem(buf->sec_page));
}
- buf->addr = page_pool_get_dma_addr(buf->page) + buf->page_offset;
+ buf->addr = page_pool_get_dma_addr(page_to_netmem(buf->page)) +
+ buf->page_offset;
stmmac_set_desc_addr(priv, p, buf->addr);
if (priv->sph)
@@ -4861,8 +4870,8 @@ static int stmmac_xdp_xmit_xdpf(struct stmmac_priv *priv, int queue,
} else {
struct page *page = virt_to_page(xdpf->data);
- dma_addr = page_pool_get_dma_addr(page) + sizeof(*xdpf) +
- xdpf->headroom;
+ dma_addr = page_pool_get_dma_addr(page_to_netmem(page)) +
+ sizeof(*xdpf) + xdpf->headroom;
dma_sync_single_for_device(priv->device, dma_addr,
xdpf->len, DMA_BIDIRECTIONAL);
@@ -5432,7 +5441,8 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue)
if (priv->extend_desc)
stmmac_rx_extended_status(priv, &priv->xstats, rx_q->dma_erx + entry);
if (unlikely(status == discard_frame)) {
- page_pool_recycle_direct(rx_q->page_pool, buf->page);
+ page_pool_recycle_direct(rx_q->page_pool,
+ page_to_netmem(buf->page));
buf->page = NULL;
error = 1;
if (!priv->hwts_rx_en)
@@ -5500,9 +5510,12 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue)
unsigned int xdp_res = -PTR_ERR(skb);
if (xdp_res & STMMAC_XDP_CONSUMED) {
- page_pool_put_page(rx_q->page_pool,
- virt_to_head_page(ctx.xdp.data),
- sync_len, true);
+ page_pool_put_page(
+ rx_q->page_pool,
+ page_to_netmem(
+ virt_to_head_page(
+ ctx.xdp.data)),
+ sync_len, true);
buf->page = NULL;
rx_dropped++;
@@ -5543,7 +5556,8 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue)
skb_put(skb, buf1_len);
/* Data payload copied into SKB, page ready for recycle */
- page_pool_recycle_direct(rx_q->page_pool, buf->page);
+ page_pool_recycle_direct(rx_q->page_pool,
+ page_to_netmem(buf->page));
buf->page = NULL;
} else if (buf1_len) {
dma_sync_single_for_cpu(priv->device, buf->addr,
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index ea85c6dd5484..ea9f1fe492e6 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -380,11 +380,11 @@ static void cpsw_rx_handler(void *token, int len, int status)
}
/* the interface is going down, pages are purged */
- page_pool_recycle_direct(pool, page);
+ page_pool_recycle_direct(pool, page_to_netmem(page));
return;
}
- new_page = page_pool_dev_alloc_pages(pool);
+ new_page = netmem_to_page(page_pool_dev_alloc_pages(pool));
if (unlikely(!new_page)) {
new_page = page;
ndev->stats.rx_dropped++;
@@ -417,7 +417,7 @@ static void cpsw_rx_handler(void *token, int len, int status)
skb = build_skb(pa, cpsw_rxbuf_total_len(pkt_size));
if (!skb) {
ndev->stats.rx_dropped++;
- page_pool_recycle_direct(pool, page);
+ page_pool_recycle_direct(pool, page_to_netmem(page));
goto requeue;
}
@@ -442,12 +442,13 @@ static void cpsw_rx_handler(void *token, int len, int status)
xmeta->ndev = ndev;
xmeta->ch = ch;
- dma = page_pool_get_dma_addr(new_page) + CPSW_HEADROOM_NA;
+ dma = page_pool_get_dma_addr(page_to_netmem(new_page)) +
+ CPSW_HEADROOM_NA;
ret = cpdma_chan_submit_mapped(cpsw->rxv[ch].ch, new_page, dma,
pkt_size, 0);
if (ret < 0) {
WARN_ON(ret == -ENOMEM);
- page_pool_recycle_direct(pool, new_page);
+ page_pool_recycle_direct(pool, page_to_netmem(new_page));
}
}
diff --git a/drivers/net/ethernet/ti/cpsw_new.c b/drivers/net/ethernet/ti/cpsw_new.c
index 498c50c6d1a7..d02b29aedddf 100644
--- a/drivers/net/ethernet/ti/cpsw_new.c
+++ b/drivers/net/ethernet/ti/cpsw_new.c
@@ -325,11 +325,11 @@ static void cpsw_rx_handler(void *token, int len, int status)
}
/* the interface is going down, pages are purged */
- page_pool_recycle_direct(pool, page);
+ page_pool_recycle_direct(pool, page_to_netmem(page));
return;
}
- new_page = page_pool_dev_alloc_pages(pool);
+ new_page = netmem_to_page(page_pool_dev_alloc_pages(pool));
if (unlikely(!new_page)) {
new_page = page;
ndev->stats.rx_dropped++;
@@ -361,7 +361,7 @@ static void cpsw_rx_handler(void *token, int len, int status)
skb = build_skb(pa, cpsw_rxbuf_total_len(pkt_size));
if (!skb) {
ndev->stats.rx_dropped++;
- page_pool_recycle_direct(pool, page);
+ page_pool_recycle_direct(pool, page_to_netmem(page));
goto requeue;
}
@@ -387,12 +387,13 @@ static void cpsw_rx_handler(void *token, int len, int status)
xmeta->ndev = ndev;
xmeta->ch = ch;
- dma = page_pool_get_dma_addr(new_page) + CPSW_HEADROOM_NA;
+ dma = page_pool_get_dma_addr(page_to_netmem(new_page)) +
+ CPSW_HEADROOM_NA;
ret = cpdma_chan_submit_mapped(cpsw->rxv[ch].ch, new_page, dma,
pkt_size, 0);
if (ret < 0) {
WARN_ON(ret == -ENOMEM);
- page_pool_recycle_direct(pool, new_page);
+ page_pool_recycle_direct(pool, page_to_netmem(new_page));
}
}
diff --git a/drivers/net/ethernet/ti/cpsw_priv.c b/drivers/net/ethernet/ti/cpsw_priv.c
index 764ed298b570..222b2bd3dc47 100644
--- a/drivers/net/ethernet/ti/cpsw_priv.c
+++ b/drivers/net/ethernet/ti/cpsw_priv.c
@@ -1113,7 +1113,7 @@ int cpsw_fill_rx_channels(struct cpsw_priv *priv)
pool = cpsw->page_pool[ch];
ch_buf_num = cpdma_chan_get_rx_buf_num(cpsw->rxv[ch].ch);
for (i = 0; i < ch_buf_num; i++) {
- page = page_pool_dev_alloc_pages(pool);
+ page = netmem_to_page(page_pool_dev_alloc_pages(pool));
if (!page) {
cpsw_err(priv, ifup, "allocate rx page err\n");
return -ENOMEM;
@@ -1123,7 +1123,8 @@ int cpsw_fill_rx_channels(struct cpsw_priv *priv)
xmeta->ndev = priv->ndev;
xmeta->ch = ch;
- dma = page_pool_get_dma_addr(page) + CPSW_HEADROOM_NA;
+ dma = page_pool_get_dma_addr(page_to_netmem(page)) +
+ CPSW_HEADROOM_NA;
ret = cpdma_chan_idle_submit_mapped(cpsw->rxv[ch].ch,
page, dma,
cpsw->rx_packet_max,
@@ -1132,7 +1133,8 @@ int cpsw_fill_rx_channels(struct cpsw_priv *priv)
cpsw_err(priv, ifup,
"cannot submit page to channel %d rx, error %d\n",
ch, ret);
- page_pool_recycle_direct(pool, page);
+ page_pool_recycle_direct(pool,
+ page_to_netmem(page));
return ret;
}
}
@@ -1303,7 +1305,7 @@ int cpsw_xdp_tx_frame(struct cpsw_priv *priv, struct xdp_frame *xdpf,
txch = cpsw->txv[0].ch;
if (page) {
- dma = page_pool_get_dma_addr(page);
+ dma = page_pool_get_dma_addr(page_to_netmem(page));
dma += xdpf->headroom + sizeof(struct xdp_frame);
ret = cpdma_chan_submit_mapped(txch, cpsw_xdpf_to_handle(xdpf),
dma, xdpf->len, port);
@@ -1379,7 +1381,7 @@ int cpsw_run_xdp(struct cpsw_priv *priv, int ch, struct xdp_buff *xdp,
out:
return ret;
drop:
- page_pool_recycle_direct(cpsw->page_pool[ch], page);
+ page_pool_recycle_direct(cpsw->page_pool[ch], page_to_netmem(page));
return ret;
}
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_lib.c b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
index a5a50b5a8816..57291cbf774b 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_lib.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
@@ -228,7 +228,8 @@ static void wx_dma_sync_frag(struct wx_ring *rx_ring,
/* If the page was released, just unmap it. */
if (unlikely(WX_CB(skb)->page_released))
- page_pool_put_full_page(rx_ring->page_pool, rx_buffer->page, false);
+ page_pool_put_full_page(rx_ring->page_pool,
+ page_to_netmem(rx_buffer->page), false);
}
static struct wx_rx_buffer *wx_get_rx_buffer(struct wx_ring *rx_ring,
@@ -288,7 +289,9 @@ static void wx_put_rx_buffer(struct wx_ring *rx_ring,
/* the page has been released from the ring */
WX_CB(skb)->page_released = true;
else
- page_pool_put_full_page(rx_ring->page_pool, rx_buffer->page, false);
+ page_pool_put_full_page(rx_ring->page_pool,
+ page_to_netmem(rx_buffer->page),
+ false);
__page_frag_cache_drain(rx_buffer->page,
rx_buffer->pagecnt_bias);
@@ -375,9 +378,9 @@ static bool wx_alloc_mapped_page(struct wx_ring *rx_ring,
if (likely(page))
return true;
- page = page_pool_dev_alloc_pages(rx_ring->page_pool);
+ page = netmem_to_page(page_pool_dev_alloc_pages(rx_ring->page_pool));
WARN_ON(!page);
- dma = page_pool_get_dma_addr(page);
+ dma = page_pool_get_dma_addr(page_to_netmem(page));
bi->page_dma = dma;
bi->page = page;
@@ -2232,7 +2235,9 @@ static void wx_clean_rx_ring(struct wx_ring *rx_ring)
struct sk_buff *skb = rx_buffer->skb;
if (WX_CB(skb)->page_released)
- page_pool_put_full_page(rx_ring->page_pool, rx_buffer->page, false);
+ page_pool_put_full_page(rx_ring->page_pool,
+ page_to_netmem(rx_buffer->page),
+ false);
dev_kfree_skb(skb);
}
@@ -2247,7 +2252,8 @@ static void wx_clean_rx_ring(struct wx_ring *rx_ring)
DMA_FROM_DEVICE);
/* free resources associated with mapping */
- page_pool_put_full_page(rx_ring->page_pool, rx_buffer->page, false);
+ page_pool_put_full_page(rx_ring->page_pool,
+ page_to_netmem(rx_buffer->page), false);
__page_frag_cache_drain(rx_buffer->page,
rx_buffer->pagecnt_bias);
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 977861c46b1f..c93c199224da 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -781,8 +781,9 @@ static int veth_convert_skb_to_xdp_buff(struct veth_rq *rq,
size = min_t(u32, len, PAGE_SIZE);
truesize = size;
- page = page_pool_dev_alloc(rq->page_pool, &page_offset,
- &truesize);
+ page = netmem_to_page(page_pool_dev_alloc(rq->page_pool,
+ &page_offset,
+ &truesize));
if (!page) {
consume_skb(nskb);
goto drop;
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 0578864792b6..063a5c2c948d 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -1349,11 +1349,12 @@ vmxnet3_pp_get_buff(struct page_pool *pp, dma_addr_t *dma_addr,
{
struct page *page;
- page = page_pool_alloc_pages(pp, gfp_mask | __GFP_NOWARN);
+ page = netmem_to_page(page_pool_alloc_pages(pp,
+ gfp_mask | __GFP_NOWARN));
if (unlikely(!page))
return NULL;
- *dma_addr = page_pool_get_dma_addr(page) + pp->p.offset;
+ *dma_addr = page_pool_get_dma_addr(page_to_netmem(page)) + pp->p.offset;
return page_address(page);
}
@@ -1931,7 +1932,7 @@ vmxnet3_rq_cleanup(struct vmxnet3_rx_queue *rq,
if (rxd->btype == VMXNET3_RXD_BTYPE_HEAD &&
rbi->page && rbi->buf_type == VMXNET3_RX_BUF_XDP) {
page_pool_recycle_direct(rq->page_pool,
- rbi->page);
+ page_to_netmem(rbi->page));
rbi->page = NULL;
} else if (rxd->btype == VMXNET3_RXD_BTYPE_HEAD &&
rbi->skb) {
diff --git a/drivers/net/vmxnet3/vmxnet3_xdp.c b/drivers/net/vmxnet3/vmxnet3_xdp.c
index 80ddaff759d4..71f3c278a960 100644
--- a/drivers/net/vmxnet3/vmxnet3_xdp.c
+++ b/drivers/net/vmxnet3/vmxnet3_xdp.c
@@ -147,7 +147,7 @@ vmxnet3_xdp_xmit_frame(struct vmxnet3_adapter *adapter,
tbi->map_type |= VMXNET3_MAP_SINGLE;
} else { /* XDP buffer from page pool */
page = virt_to_page(xdpf->data);
- tbi->dma_addr = page_pool_get_dma_addr(page) +
+ tbi->dma_addr = page_pool_get_dma_addr(page_to_netmem(page)) +
VMXNET3_XDP_HEADROOM;
dma_sync_single_for_device(&adapter->pdev->dev,
tbi->dma_addr, buf_size,
@@ -269,7 +269,8 @@ vmxnet3_run_xdp(struct vmxnet3_rx_queue *rq, struct xdp_buff *xdp,
rq->stats.xdp_redirects++;
} else {
rq->stats.xdp_drops++;
- page_pool_recycle_direct(rq->page_pool, page);
+ page_pool_recycle_direct(rq->page_pool,
+ page_to_netmem(page));
}
return act;
case XDP_TX:
@@ -277,7 +278,8 @@ vmxnet3_run_xdp(struct vmxnet3_rx_queue *rq, struct xdp_buff *xdp,
if (unlikely(!xdpf ||
vmxnet3_xdp_xmit_back(rq->adapter, xdpf))) {
rq->stats.xdp_drops++;
- page_pool_recycle_direct(rq->page_pool, page);
+ page_pool_recycle_direct(rq->page_pool,
+ page_to_netmem(page));
} else {
rq->stats.xdp_tx++;
}
@@ -294,7 +296,7 @@ vmxnet3_run_xdp(struct vmxnet3_rx_queue *rq, struct xdp_buff *xdp,
break;
}
- page_pool_recycle_direct(rq->page_pool, page);
+ page_pool_recycle_direct(rq->page_pool, page_to_netmem(page));
return act;
}
@@ -307,7 +309,7 @@ vmxnet3_build_skb(struct vmxnet3_rx_queue *rq, struct page *page,
skb = build_skb(page_address(page), PAGE_SIZE);
if (unlikely(!skb)) {
- page_pool_recycle_direct(rq->page_pool, page);
+ page_pool_recycle_direct(rq->page_pool, page_to_netmem(page));
rq->stats.rx_buf_alloc_failure++;
return NULL;
}
@@ -332,7 +334,7 @@ vmxnet3_process_xdp_small(struct vmxnet3_adapter *adapter,
struct page *page;
int act;
- page = page_pool_alloc_pages(rq->page_pool, GFP_ATOMIC);
+ page = netmem_to_page(page_pool_alloc_pages(rq->page_pool, GFP_ATOMIC));
if (unlikely(!page)) {
rq->stats.rx_buf_alloc_failure++;
return XDP_DROP;
@@ -381,9 +383,9 @@ vmxnet3_process_xdp(struct vmxnet3_adapter *adapter,
page = rbi->page;
dma_sync_single_for_cpu(&adapter->pdev->dev,
- page_pool_get_dma_addr(page) +
- rq->page_pool->p.offset, rcd->len,
- page_pool_get_dma_dir(rq->page_pool));
+ page_pool_get_dma_addr(page_to_netmem(page)) +
+ rq->page_pool->p.offset,
+ rcd->len, page_pool_get_dma_dir(rq->page_pool));
xdp_init_buff(&xdp, rbi->len, &rq->xdp_rxq);
xdp_prepare_buff(&xdp, page_address(page), rq->page_pool->p.offset,
diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c
index 511fe7e6e744..64972792fa4b 100644
--- a/drivers/net/wireless/mediatek/mt76/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/dma.c
@@ -616,7 +616,9 @@ mt76_dma_rx_fill(struct mt76_dev *dev, struct mt76_queue *q,
if (!buf)
break;
- addr = page_pool_get_dma_addr(virt_to_head_page(buf)) + offset;
+ addr = page_pool_get_dma_addr(
+ page_to_netmem(virt_to_head_page(buf))) +
+ offset;
dir = page_pool_get_dma_dir(q->page_pool);
dma_sync_single_for_device(dev->dma_dev, addr, len, dir);
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index ea828ba0b83a..a559d870312a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -1565,7 +1565,7 @@ static inline void mt76_put_page_pool_buf(void *buf, bool allow_direct)
{
struct page *page = virt_to_head_page(buf);
- page_pool_put_full_page(page->pp, page, allow_direct);
+ page_pool_put_full_page(page->pp, page_to_netmem(page), allow_direct);
}
static inline void *
@@ -1573,7 +1573,8 @@ mt76_get_page_pool_buf(struct mt76_queue *q, u32 *offset, u32 size)
{
struct page *page;
- page = page_pool_dev_alloc_frag(q->page_pool, offset, size);
+ page = netmem_to_page(
+ page_pool_dev_alloc_frag(q->page_pool, offset, size));
if (!page)
return NULL;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c
index e7d8e03f826f..452d3018adc7 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c
@@ -616,7 +616,9 @@ static u32 mt7915_mmio_wed_init_rx_buf(struct mtk_wed_device *wed, int size)
if (!buf)
goto unmap;
- addr = page_pool_get_dma_addr(virt_to_head_page(buf)) + offset;
+ addr = page_pool_get_dma_addr(
+ page_to_netmem(virt_to_head_page(buf))) +
+ offset;
dir = page_pool_get_dma_dir(q->page_pool);
dma_sync_single_for_device(dev->mt76.dma_dev, addr, len, dir);
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index ad29f370034e..2b07b56fde54 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -278,8 +278,8 @@ static struct sk_buff *xennet_alloc_one_rx_buffer(struct netfront_queue *queue)
if (unlikely(!skb))
return NULL;
- page = page_pool_alloc_pages(queue->page_pool,
- GFP_ATOMIC | __GFP_NOWARN | __GFP_ZERO);
+ page = netmem_to_page(page_pool_alloc_pages(
+ queue->page_pool, GFP_ATOMIC | __GFP_NOWARN | __GFP_ZERO));
if (unlikely(!page)) {
kfree_skb(skb);
return NULL;
diff --git a/include/net/page_pool/helpers.h b/include/net/page_pool/helpers.h
index 7dc65774cde5..153a3313562c 100644
--- a/include/net/page_pool/helpers.h
+++ b/include/net/page_pool/helpers.h
@@ -85,7 +85,7 @@ static inline u64 *page_pool_ethtool_stats_get(u64 *data, void *stats)
*
* Get a page from the page allocator or page_pool caches.
*/
-static inline struct page *page_pool_dev_alloc_pages(struct page_pool *pool)
+static inline struct netmem *page_pool_dev_alloc_pages(struct page_pool *pool)
{
gfp_t gfp = (GFP_ATOMIC | __GFP_NOWARN);
@@ -103,18 +103,18 @@ static inline struct page *page_pool_dev_alloc_pages(struct page_pool *pool)
* Return:
* Return allocated page fragment, otherwise return NULL.
*/
-static inline struct page *page_pool_dev_alloc_frag(struct page_pool *pool,
- unsigned int *offset,
- unsigned int size)
+static inline struct netmem *page_pool_dev_alloc_frag(struct page_pool *pool,
+ unsigned int *offset,
+ unsigned int size)
{
gfp_t gfp = (GFP_ATOMIC | __GFP_NOWARN);
return page_pool_alloc_frag(pool, offset, size, gfp);
}
-static inline struct page *page_pool_alloc(struct page_pool *pool,
- unsigned int *offset,
- unsigned int *size, gfp_t gfp)
+static inline struct netmem *page_pool_alloc(struct page_pool *pool,
+ unsigned int *offset,
+ unsigned int *size, gfp_t gfp)
{
unsigned int max_size = PAGE_SIZE << pool->p.order;
struct page *page;
@@ -125,7 +125,7 @@ static inline struct page *page_pool_alloc(struct page_pool *pool,
return page_pool_alloc_pages(pool, gfp);
}
- page = page_pool_alloc_frag(pool, offset, *size, gfp);
+ page = netmem_to_page(page_pool_alloc_frag(pool, offset, *size, gfp));
if (unlikely(!page))
return NULL;
@@ -138,7 +138,7 @@ static inline struct page *page_pool_alloc(struct page_pool *pool,
pool->frag_offset = max_size;
}
- return page;
+ return page_to_netmem(page);
}
/**
@@ -154,9 +154,9 @@ static inline struct page *page_pool_alloc(struct page_pool *pool,
* Return:
* Return allocated page or page fragment, otherwise return NULL.
*/
-static inline struct page *page_pool_dev_alloc(struct page_pool *pool,
- unsigned int *offset,
- unsigned int *size)
+static inline struct netmem *page_pool_dev_alloc(struct page_pool *pool,
+ unsigned int *offset,
+ unsigned int *size)
{
gfp_t gfp = (GFP_ATOMIC | __GFP_NOWARN);
@@ -170,7 +170,8 @@ static inline void *page_pool_alloc_va(struct page_pool *pool,
struct page *page;
/* Mask off __GFP_HIGHMEM to ensure we can use page_address() */
- page = page_pool_alloc(pool, &offset, size, gfp & ~__GFP_HIGHMEM);
+ page = netmem_to_page(
+ page_pool_alloc(pool, &offset, size, gfp & ~__GFP_HIGHMEM));
if (unlikely(!page))
return NULL;
@@ -220,13 +221,14 @@ inline enum dma_data_direction page_pool_get_dma_dir(struct page_pool *pool)
* refcnt is 1 or return it back to the memory allocator and destroy any
* mappings we have.
*/
-static inline void page_pool_fragment_page(struct page *page, long nr)
+static inline void page_pool_fragment_page(struct netmem *netmem, long nr)
{
- atomic_long_set(&page->pp_frag_count, nr);
+ atomic_long_set(&netmem_to_page(netmem)->pp_frag_count, nr);
}
-static inline long page_pool_defrag_page(struct page *page, long nr)
+static inline long page_pool_defrag_page(struct netmem *netmem, long nr)
{
+ struct page *page = netmem_to_page(netmem);
long ret;
/* If nr == pp_frag_count then we have cleared all remaining
@@ -269,16 +271,16 @@ static inline long page_pool_defrag_page(struct page *page, long nr)
return ret;
}
-static inline bool page_pool_is_last_frag(struct page *page)
+static inline bool page_pool_is_last_frag(struct netmem *netmem)
{
/* If page_pool_defrag_page() returns 0, we were the last user */
- return page_pool_defrag_page(page, 1) == 0;
+ return page_pool_defrag_page(netmem, 1) == 0;
}
/**
* page_pool_put_page() - release a reference to a page pool page
* @pool: pool from which page was allocated
- * @page: page to release a reference on
+ * @netmem: netmem to release a reference on
* @dma_sync_size: how much of the page may have been touched by the device
* @allow_direct: released by the consumer, allow lockless caching
*
@@ -288,8 +290,7 @@ static inline bool page_pool_is_last_frag(struct page *page)
* caches. If PP_FLAG_DMA_SYNC_DEV is set, the page will be synced for_device
* using dma_sync_single_range_for_device().
*/
-static inline void page_pool_put_page(struct page_pool *pool,
- struct page *page,
+static inline void page_pool_put_page(struct page_pool *pool, struct netmem *netmem,
unsigned int dma_sync_size,
bool allow_direct)
{
@@ -297,40 +298,40 @@ static inline void page_pool_put_page(struct page_pool *pool,
* allow registering MEM_TYPE_PAGE_POOL, but shield linker.
*/
#ifdef CONFIG_PAGE_POOL
- if (!page_pool_is_last_frag(page))
+ if (!page_pool_is_last_frag(netmem))
return;
- page_pool_put_defragged_page(pool, page, dma_sync_size, allow_direct);
+ page_pool_put_defragged_page(pool, netmem, dma_sync_size, allow_direct);
#endif
}
/**
* page_pool_put_full_page() - release a reference on a page pool page
* @pool: pool from which page was allocated
- * @page: page to release a reference on
+ * @netmem: netmem to release a reference on
* @allow_direct: released by the consumer, allow lockless caching
*
* Similar to page_pool_put_page(), but will DMA sync the entire memory area
* as configured in &page_pool_params.max_len.
*/
static inline void page_pool_put_full_page(struct page_pool *pool,
- struct page *page, bool allow_direct)
+ struct netmem *netmem, bool allow_direct)
{
- page_pool_put_page(pool, page, -1, allow_direct);
+ page_pool_put_page(pool, netmem, -1, allow_direct);
}
/**
* page_pool_recycle_direct() - release a reference on a page pool page
* @pool: pool from which page was allocated
- * @page: page to release a reference on
+ * @netmem: netmem to release a reference on
*
* Similar to page_pool_put_full_page() but caller must guarantee safe context
* (e.g NAPI), since it will recycle the page directly into the pool fast cache.
*/
static inline void page_pool_recycle_direct(struct page_pool *pool,
- struct page *page)
+ struct netmem *netmem)
{
- page_pool_put_full_page(pool, page, true);
+ page_pool_put_full_page(pool, netmem, true);
}
#define PAGE_POOL_32BIT_ARCH_WITH_64BIT_DMA \
@@ -347,19 +348,20 @@ static inline void page_pool_recycle_direct(struct page_pool *pool,
static inline void page_pool_free_va(struct page_pool *pool, void *va,
bool allow_direct)
{
- page_pool_put_page(pool, virt_to_head_page(va), -1, allow_direct);
+ page_pool_put_page(pool, page_to_netmem(virt_to_head_page(va)), -1,
+ allow_direct);
}
/**
* page_pool_get_dma_addr() - Retrieve the stored DMA address.
- * @page: page allocated from a page pool
+ * @netmem: netmem allocated from a page pool
*
* Fetch the DMA address of the page. The page pool to which the page belongs
* must had been created with PP_FLAG_DMA_MAP.
*/
-static inline dma_addr_t page_pool_get_dma_addr(struct page *page)
+static inline dma_addr_t page_pool_get_dma_addr(struct netmem *netmem)
{
- dma_addr_t ret = page->dma_addr;
+ dma_addr_t ret = netmem_to_page(netmem)->dma_addr;
if (PAGE_POOL_32BIT_ARCH_WITH_64BIT_DMA)
ret <<= PAGE_SHIFT;
@@ -367,8 +369,10 @@ static inline dma_addr_t page_pool_get_dma_addr(struct page *page)
return ret;
}
-static inline bool page_pool_set_dma_addr(struct page *page, dma_addr_t addr)
+static inline bool page_pool_set_dma_addr(struct netmem *netmem, dma_addr_t addr)
{
+ struct page *page = netmem_to_page(netmem);
+
if (PAGE_POOL_32BIT_ARCH_WITH_64BIT_DMA) {
page->dma_addr = addr >> PAGE_SHIFT;
diff --git a/include/net/page_pool/types.h b/include/net/page_pool/types.h
index ac286ea8ce2d..0faa5207a394 100644
--- a/include/net/page_pool/types.h
+++ b/include/net/page_pool/types.h
@@ -6,6 +6,7 @@
#include <linux/dma-direction.h>
#include <linux/ptr_ring.h>
#include <linux/types.h>
+#include <net/netmem.h>
#define PP_FLAG_DMA_MAP BIT(0) /* Should page_pool do the DMA
* map/unmap
@@ -199,9 +200,9 @@ struct page_pool {
} user;
};
-struct page *page_pool_alloc_pages(struct page_pool *pool, gfp_t gfp);
-struct page *page_pool_alloc_frag(struct page_pool *pool, unsigned int *offset,
- unsigned int size, gfp_t gfp);
+struct netmem *page_pool_alloc_pages(struct page_pool *pool, gfp_t gfp);
+struct netmem *page_pool_alloc_frag(struct page_pool *pool, unsigned int *offset,
+ unsigned int size, gfp_t gfp);
struct page_pool *page_pool_create(const struct page_pool_params *params);
struct xdp_mem_info;
@@ -234,7 +235,7 @@ static inline void page_pool_put_page_bulk(struct page_pool *pool, void **data,
}
#endif
-void page_pool_put_defragged_page(struct page_pool *pool, struct page *page,
+void page_pool_put_defragged_page(struct page_pool *pool, struct netmem *netmem,
unsigned int dma_sync_size,
bool allow_direct);
diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c
index 711cf5d59816..32e3fbc17e65 100644
--- a/net/bpf/test_run.c
+++ b/net/bpf/test_run.c
@@ -296,7 +296,7 @@ static int xdp_test_run_batch(struct xdp_test_data *xdp, struct bpf_prog *prog,
xdp_set_return_frame_no_direct();
for (i = 0; i < batch_sz; i++) {
- page = page_pool_dev_alloc_pages(xdp->pp);
+ page = netmem_to_page(page_pool_dev_alloc_pages(xdp->pp));
if (!page) {
err = -ENOMEM;
goto out;
diff --git a/net/core/page_pool.c b/net/core/page_pool.c
index c2e7c9a6efbe..e8ab7944e291 100644
--- a/net/core/page_pool.c
+++ b/net/core/page_pool.c
@@ -360,7 +360,7 @@ static void page_pool_dma_sync_for_device(struct page_pool *pool,
struct page *page,
unsigned int dma_sync_size)
{
- dma_addr_t dma_addr = page_pool_get_dma_addr(page);
+ dma_addr_t dma_addr = page_pool_get_dma_addr(page_to_netmem(page));
dma_sync_size = min(dma_sync_size, pool->p.max_len);
dma_sync_single_range_for_device(pool->p.dev, dma_addr,
@@ -384,7 +384,7 @@ static bool page_pool_dma_map(struct page_pool *pool, struct page *page)
if (dma_mapping_error(pool->p.dev, dma))
return false;
- if (page_pool_set_dma_addr(page, dma))
+ if (page_pool_set_dma_addr(page_to_netmem(page), dma))
goto unmap_failed;
if (pool->p.flags & PP_FLAG_DMA_SYNC_DEV)
@@ -412,7 +412,7 @@ static void page_pool_set_pp_info(struct page_pool *pool,
* is dirtying the same cache line as the page->pp_magic above, so
* the overhead is negligible.
*/
- page_pool_fragment_page(page, 1);
+ page_pool_fragment_page(page_to_netmem(page), 1);
if (pool->has_init_callback)
pool->slow.init_callback(page, pool->slow.init_arg);
}
@@ -509,18 +509,18 @@ static struct page *__page_pool_alloc_pages_slow(struct page_pool *pool,
/* For using page_pool replace: alloc_pages() API calls, but provide
* synchronization guarantee for allocation side.
*/
-struct page *page_pool_alloc_pages(struct page_pool *pool, gfp_t gfp)
+struct netmem *page_pool_alloc_pages(struct page_pool *pool, gfp_t gfp)
{
struct page *page;
/* Fast-path: Get a page from cache */
page = __page_pool_get_cached(pool);
if (page)
- return page;
+ return page_to_netmem(page);
/* Slow-path: cache empty, do real allocation */
page = __page_pool_alloc_pages_slow(pool, gfp);
- return page;
+ return page_to_netmem(page);
}
EXPORT_SYMBOL(page_pool_alloc_pages);
@@ -564,13 +564,13 @@ static void page_pool_return_page(struct page_pool *pool, struct page *page)
*/
goto skip_dma_unmap;
- dma = page_pool_get_dma_addr(page);
+ dma = page_pool_get_dma_addr(page_to_netmem(page));
/* When page is unmapped, it cannot be returned to our pool */
dma_unmap_page_attrs(pool->p.dev, dma,
PAGE_SIZE << pool->p.order, pool->p.dma_dir,
DMA_ATTR_SKIP_CPU_SYNC | DMA_ATTR_WEAK_ORDERING);
- page_pool_set_dma_addr(page, 0);
+ page_pool_set_dma_addr(page_to_netmem(page), 0);
skip_dma_unmap:
page_pool_clear_pp_info(page);
@@ -677,9 +677,11 @@ __page_pool_put_page(struct page_pool *pool, struct page *page,
return NULL;
}
-void page_pool_put_defragged_page(struct page_pool *pool, struct page *page,
+void page_pool_put_defragged_page(struct page_pool *pool, struct netmem *netmem,
unsigned int dma_sync_size, bool allow_direct)
{
+ struct page *page = netmem_to_page(netmem);
+
page = __page_pool_put_page(pool, page, dma_sync_size, allow_direct);
if (page && !page_pool_recycle_in_ring(pool, page)) {
/* Cache full, fallback to free pages */
@@ -714,7 +716,7 @@ void page_pool_put_page_bulk(struct page_pool *pool, void **data,
struct page *page = virt_to_head_page(data[i]);
/* It is not the last user for the page frag case */
- if (!page_pool_is_last_frag(page))
+ if (!page_pool_is_last_frag(page_to_netmem(page)))
continue;
page = __page_pool_put_page(pool, page, -1, false);
@@ -756,7 +758,7 @@ static struct page *page_pool_drain_frag(struct page_pool *pool,
long drain_count = BIAS_MAX - pool->frag_users;
/* Some user is still using the page frag */
- if (likely(page_pool_defrag_page(page, drain_count)))
+ if (likely(page_pool_defrag_page(page_to_netmem(page), drain_count)))
return NULL;
if (page_ref_count(page) == 1 && !page_is_pfmemalloc(page)) {
@@ -777,15 +779,14 @@ static void page_pool_free_frag(struct page_pool *pool)
pool->frag_page = NULL;
- if (!page || page_pool_defrag_page(page, drain_count))
+ if (!page || page_pool_defrag_page(page_to_netmem(page), drain_count))
return;
page_pool_return_page(pool, page);
}
-struct page *page_pool_alloc_frag(struct page_pool *pool,
- unsigned int *offset,
- unsigned int size, gfp_t gfp)
+struct netmem *page_pool_alloc_frag(struct page_pool *pool, unsigned int *offset,
+ unsigned int size, gfp_t gfp)
{
unsigned int max_size = PAGE_SIZE << pool->p.order;
struct page *page = pool->frag_page;
@@ -805,7 +806,7 @@ struct page *page_pool_alloc_frag(struct page_pool *pool,
}
if (!page) {
- page = page_pool_alloc_pages(pool, gfp);
+ page = netmem_to_page(page_pool_alloc_pages(pool, gfp));
if (unlikely(!page)) {
pool->frag_page = NULL;
return NULL;
@@ -817,14 +818,14 @@ struct page *page_pool_alloc_frag(struct page_pool *pool,
pool->frag_users = 1;
*offset = 0;
pool->frag_offset = size;
- page_pool_fragment_page(page, BIAS_MAX);
- return page;
+ page_pool_fragment_page(page_to_netmem(page), BIAS_MAX);
+ return page_to_netmem(page);
}
pool->frag_users++;
pool->frag_offset = *offset + size;
alloc_stat_inc(pool, fast);
- return page;
+ return page_to_netmem(page);
}
EXPORT_SYMBOL(page_pool_alloc_frag);
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index b157efea5dea..01509728a753 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -928,7 +928,7 @@ bool napi_pp_put_page(struct page *page, bool napi_safe)
* The page will be returned to the pool here regardless of the
* 'flipped' fragment being in use or not.
*/
- page_pool_put_full_page(pp, page, allow_direct);
+ page_pool_put_full_page(pp, page_to_netmem(page), allow_direct);
return true;
}
diff --git a/net/core/xdp.c b/net/core/xdp.c
index b6f1d6dab3f2..681294eee763 100644
--- a/net/core/xdp.c
+++ b/net/core/xdp.c
@@ -387,7 +387,8 @@ void __xdp_return(void *data, struct xdp_mem_info *mem, bool napi_direct,
/* No need to check ((page->pp_magic & ~0x3UL) == PP_SIGNATURE)
* as mem->type knows this a page_pool page
*/
- page_pool_put_full_page(page->pp, page, napi_direct);
+ page_pool_put_full_page(page->pp, page_to_netmem(page),
+ napi_direct);
break;
case MEM_TYPE_PAGE_SHARED:
page_frag_free(data);
--
2.43.0.472.g3155946c3a-goog
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