lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Tue, 25 Oct 2022 12:02:37 +0300 From: Tudor Ambarus <tudor.ambarus@...rochip.com> To: <vkoul@...nel.org>, <peda@...ntia.se>, <du@...ntia.se> CC: <maciej.sosnowski@...el.com>, <nicolas.ferre@...rochip.com>, <mripard@...nel.org>, <torfl6749@...il.com>, <linux-kernel@...r.kernel.org>, <dmaengine@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>, "Tudor Ambarus" <tudor.ambarus@...rochip.com>, <stable@...r.kernel.org> Subject: [PATCH v2 03/32] dmaengine: at_hdmac: Start transfer for cyclic channels in issue_pending Cyclic channels must too call issue_pending in order to start a transfer. Start the transfer in issue_pending regardless of the type of channel. This wrongly worked before, because in the past the transfer was started at tx_submit level when only a desc in the transfer list. Fixes: 53830cc75974 ("dmaengine: at_hdmac: add cyclic DMA operation support") Reported-by: Peter Rosin <peda@...ntia.se> Signed-off-by: Tudor Ambarus <tudor.ambarus@...rochip.com> Cc: stable@...r.kernel.org Link: https://lore.kernel.org/lkml/13c6c9a2-6db5-c3bf-349b-4c127ad3496a@axentia.se/ --- drivers/dma/at_hdmac.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index 3f71f4d2f467..e9d0c3632868 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -1536,10 +1536,6 @@ static void atc_issue_pending(struct dma_chan *chan) dev_vdbg(chan2dev(chan), "issue_pending\n"); - /* Not needed for cyclic transfers */ - if (atc_chan_is_cyclic(atchan)) - return; - atc_advance_work(atchan); } -- 2.25.1
Powered by blists - more mailing lists