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Message-Id: <20230203150634.3199647-7-hch@lst.de>
Date: Fri, 3 Feb 2023 16:06:17 +0100
From: Christoph Hellwig <hch@....de>
To: Jens Axboe <axboe@...nel.dk>
Cc: Ilya Dryomov <idryomov@...il.com>,
"Michael S. Tsirkin" <mst@...hat.com>,
Jason Wang <jasowang@...hat.com>,
Minchan Kim <minchan@...nel.org>,
Sergey Senozhatsky <senozhatsky@...omium.org>,
Keith Busch <kbusch@...nel.org>,
Sagi Grimberg <sagi@...mberg.me>,
Chaitanya Kulkarni <kch@...dia.com>,
"Martin K. Petersen" <martin.petersen@...cle.com>,
David Howells <dhowells@...hat.com>,
Marc Dionne <marc.dionne@...istor.com>,
Xiubo Li <xiubli@...hat.com>, Steve French <sfrench@...ba.org>,
Trond Myklebust <trond.myklebust@...merspace.com>,
Anna Schumaker <anna@...nel.org>,
Mike Marshall <hubcap@...ibond.com>,
Andrew Morton <akpm@...ux-foundation.org>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Chuck Lever <chuck.lever@...cle.com>,
linux-block@...r.kernel.org, ceph-devel@...r.kernel.org,
virtualization@...ts.linux-foundation.org,
linux-nvme@...ts.infradead.org, linux-scsi@...r.kernel.org,
target-devel@...r.kernel.org, kvm@...r.kernel.org,
netdev@...r.kernel.org, linux-afs@...ts.infradead.org,
linux-cifs@...r.kernel.org, samba-technical@...ts.samba.org,
linux-fsdevel@...r.kernel.org, linux-nfs@...r.kernel.org,
devel@...ts.orangefs.org, io-uring@...r.kernel.org,
linux-mm@...ck.org, Johannes Thumshirn <johannes.thumshirn@....com>
Subject: [PATCH 06/23] nvmet: use bvec_set_page to initialize bvecs
Use the bvec_set_page helper to initialize bvecs.
Signed-off-by: Christoph Hellwig <hch@....de>
Reviewed-by: Chaitanya Kulkarni <kch@...dia.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@....com>
---
drivers/nvme/target/io-cmd-file.c | 10 ++--------
drivers/nvme/target/tcp.c | 5 ++---
2 files changed, 4 insertions(+), 11 deletions(-)
diff --git a/drivers/nvme/target/io-cmd-file.c b/drivers/nvme/target/io-cmd-file.c
index 871c4f32f443f5..2d068439b129c5 100644
--- a/drivers/nvme/target/io-cmd-file.c
+++ b/drivers/nvme/target/io-cmd-file.c
@@ -73,13 +73,6 @@ int nvmet_file_ns_enable(struct nvmet_ns *ns)
return ret;
}
-static void nvmet_file_init_bvec(struct bio_vec *bv, struct scatterlist *sg)
-{
- bv->bv_page = sg_page(sg);
- bv->bv_offset = sg->offset;
- bv->bv_len = sg->length;
-}
-
static ssize_t nvmet_file_submit_bvec(struct nvmet_req *req, loff_t pos,
unsigned long nr_segs, size_t count, int ki_flags)
{
@@ -146,7 +139,8 @@ static bool nvmet_file_execute_io(struct nvmet_req *req, int ki_flags)
memset(&req->f.iocb, 0, sizeof(struct kiocb));
for_each_sg(req->sg, sg, req->sg_cnt, i) {
- nvmet_file_init_bvec(&req->f.bvec[bv_cnt], sg);
+ bvec_set_page(&req->f.bvec[bv_cnt], sg_page(sg), sg->length,
+ sg->offset);
len += req->f.bvec[bv_cnt].bv_len;
total_len += req->f.bvec[bv_cnt].bv_len;
bv_cnt++;
diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
index cc05c094de221d..c5759eb503d004 100644
--- a/drivers/nvme/target/tcp.c
+++ b/drivers/nvme/target/tcp.c
@@ -321,9 +321,8 @@ static void nvmet_tcp_build_pdu_iovec(struct nvmet_tcp_cmd *cmd)
while (length) {
u32 iov_len = min_t(u32, length, sg->length - sg_offset);
- iov->bv_page = sg_page(sg);
- iov->bv_len = sg->length;
- iov->bv_offset = sg->offset + sg_offset;
+ bvec_set_page(iov, sg_page(sg), sg->length,
+ sg->offset + sg_offset);
length -= iov_len;
sg = sg_next(sg);
--
2.39.0
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