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 PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Tue, 21 Aug 2018 21:20:24 +0530 From: Vinod <vkoul@...nel.org> To: Radhey Shyam Pandey <radhey.shyam.pandey@...inx.com> Cc: dan.j.williams@...el.com, michal.simek@...inx.com, appana.durga.rao@...inx.com, lars@...afoo.de, dmaengine@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 2/3] dmaengine: xilinx_dma: Refactor axidma channel validation On 27-07-18, 16:20, Radhey Shyam Pandey wrote: > In axidma start_transfer, prefer checking channel states before > other params i.e pending_list. and what that preference be? > > Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@...inx.com> > --- > drivers/dma/xilinx/xilinx_dma.c | 4 ++-- > 1 files changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c > index 06d1632..a37871e 100644 > --- a/drivers/dma/xilinx/xilinx_dma.c > +++ b/drivers/dma/xilinx/xilinx_dma.c > @@ -1271,10 +1271,10 @@ static void xilinx_dma_start_transfer(struct xilinx_dma_chan *chan) > if (chan->err) > return; > > - if (list_empty(&chan->pending_list)) > + if (!chan->idle) > return; > > - if (!chan->idle) > + if (list_empty(&chan->pending_list)) > return; > > head_desc = list_first_entry(&chan->pending_list, > -- > 1.7.1 > > -- > To unsubscribe from this list: send the line "unsubscribe dmaengine" in > the body of a message to majordomo@...r.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- ~Vinod
Powered by blists - more mailing lists