[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <a0a158e2-d77c-e3a4-5858-020674b22d92@omp.ru>
Date: Fri, 24 Dec 2021 20:54:28 +0300
From: Sergey Shtylyov <s.shtylyov@....ru>
To: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>,
Damien Le Moal <damien.lemoal@...nsource.wdc.com>
CC: Rob Herring <robh+dt@...nel.org>, <linux-kernel@...r.kernel.org>,
Prabhakar <prabhakar.csengg@...il.com>,
<linux-ide@...r.kernel.org>
Subject: Re: [PATCH v3 02/10] ata: pata_platform: Drop use of unlikely() in
pata_platform_probe
On 12/24/21 4:12 PM, Lad Prabhakar wrote:
> pata_platform_probe() isn't a hotpath, which makes it's questionable to
> use unlikely(). Therefore let's simply drop it.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
> ---
> v2-->v3
> * New patch
> ---
> drivers/ata/pata_platform.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/ata/pata_platform.c b/drivers/ata/pata_platform.c
> index cb3134bf88eb..29902001e223 100644
> --- a/drivers/ata/pata_platform.c
> +++ b/drivers/ata/pata_platform.c
> @@ -199,14 +199,14 @@ static int pata_platform_probe(struct platform_device *pdev)
> * Get the I/O base first
> */
> io_res = platform_get_mem_or_io(pdev, 0);
> - if (unlikely(!io_res))
> + if (!io_res)
> return -EINVAL;
>
> /*
> * Then the CTL base
> */
> ctl_res = platform_get_mem_or_io(pdev, 1);
> - if (unlikely(!ctl_res))
> + if (!ctl_res)
> return -EINVAL;
I think you should combine this with patch #1.
[...]
MBR, Sergey
Powered by blists - more mailing lists