[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <CAPcyv4gnMVHd6R=WuN84TLxrAgsBAq8u9_PcmpgD8QECZMZAQw@mail.gmail.com>
Date: Thu, 21 Aug 2014 10:10:39 -0700
From: Dan Williams <dan.j.williams@...el.com>
To: Manuel Schölling <manuel.schoelling@....de>
Cc: Vinod Koul <vinod.koul@...el.com>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
"dmaengine@...r.kernel.org" <dmaengine@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] ioat: Use time_before()
On Thu, May 22, 2014 at 1:11 PM, Manuel Schölling
<manuel.schoelling@....de> wrote:
> To be future-proof and for better readability the time comparisons are modified
> to use time_before() instead of plain, error-prone math.
>
> Signed-off-by: Manuel Schölling <manuel.schoelling@....de>
> ---
> drivers/dma/ioat/dma_v2.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/dma/ioat/dma_v2.c b/drivers/dma/ioat/dma_v2.c
> index 8d10580..fdd60c7 100644
> --- a/drivers/dma/ioat/dma_v2.c
> +++ b/drivers/dma/ioat/dma_v2.c
> @@ -735,7 +735,8 @@ int ioat2_check_space_lock(struct ioat2_dma_chan *ioat, int num_descs)
> * called under bh_disabled so we need to trigger the timer
> * event directly
> */
> - if (jiffies > chan->timer.expires && timer_pending(&chan->timer)) {
> + if (time_before(chan->timer.expires, jiffies)
> + && timer_pending(&chan->timer)) {
> struct ioatdma_device *device = chan->device;
Thanks, let's use time_is_before_jiffies() for this cleanup... I'll
fix up and apply.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists