From: Viresh Kumar <viresh.kumar@linaro.org>
To: trivial@kernel.org
Cc: linaro-kernel@lists.linaro.org, linux-kernel@vger.kernel.org,
akpm@linux-foundation.org
Subject: Re: [PATCH V1 resend] err.h: add (missing) unlikely() to IS_ERR_OR_NULL()
Date: Thu, 29 Oct 2015 07:57:44 +0530 [thread overview]
Message-ID: <20151029022744.GL3716@ubuntu> (raw)
In-Reply-To: <4fbcd4f79be9928a093e2a7ac3609beabdf7a8ce.1444724645.git.viresh.kumar@linaro.org>
On 13-10-15, 13:57, Viresh Kumar wrote:
> IS_ERR_VALUE() already contains it and so we need to add this only to
> the !ptr check. That will allow users of IS_ERR_OR_NULL(), to not add
> this compiler flag.
>
> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
> ---
> @Jiri: You have applied all other patches, but this one. Can you please
> apply this one as well, as all others were applied based on the
> assumption that this one is applied. :)
>
> include/linux/err.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/linux/err.h b/include/linux/err.h
> index a729120644d5..56762ab41713 100644
> --- a/include/linux/err.h
> +++ b/include/linux/err.h
> @@ -37,7 +37,7 @@ static inline bool __must_check IS_ERR(__force const void *ptr)
>
> static inline bool __must_check IS_ERR_OR_NULL(__force const void *ptr)
> {
> - return !ptr || IS_ERR_VALUE((unsigned long)ptr);
> + return unlikely(!ptr) || IS_ERR_VALUE((unsigned long)ptr);
> }
Ping !!
--
viresh
next prev parent reply other threads:[~2015-10-29 2:27 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-13 8:27 [PATCH V1 resend] err.h: add (missing) unlikely() to IS_ERR_OR_NULL() Viresh Kumar
2015-10-29 2:27 ` Viresh Kumar [this message]
2015-11-13 8:23 ` Viresh Kumar
2015-11-30 6:23 ` Viresh Kumar
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