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From: Li Zefan <lizf-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
To: Glauber Costa <glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	jbottomley-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org,
	cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	bsingharora-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
	devel-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org,
	kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org,
	tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org
Subject: Re: [PATCH 1/3] nitpick: make simple functions inline
Date: Wed, 14 Dec 2011 09:09:25 +0800	[thread overview]
Message-ID: <4EE7F745.3040508@cn.fujitsu.com> (raw)
In-Reply-To: <1323614738-7405-3-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>

22:45, Glauber Costa wrote:
> Those are quite simple bit-testing functions that are
> only used within this file. Not reason for them not to
> be inline.
> 

It's better to leave the optimization decision to gcc.

And I've confirmed they are inlined by gcc in my box.

(btw, please add "cgroup" prefix to the patch subject line)

> Signed-off-by: Glauber Costa <glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
> ---
>  kernel/cgroup.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/kernel/cgroup.c b/kernel/cgroup.c
> index d9d5648..e4b9d3c 100644
> --- a/kernel/cgroup.c
> +++ b/kernel/cgroup.c
> @@ -241,12 +241,12 @@ static int cgroup_is_releasable(const struct cgroup *cgrp)
>  	return (cgrp->flags & bits) == bits;
>  }
>  
> -static int notify_on_release(const struct cgroup *cgrp)
> +static inline int notify_on_release(const struct cgroup *cgrp)
>  {
>  	return test_bit(CGRP_NOTIFY_ON_RELEASE, &cgrp->flags);
>  }
>  
> -static int clone_children(const struct cgroup *cgrp)
> +static inline int clone_children(const struct cgroup *cgrp)
>  {
>  	return test_bit(CGRP_CLONE_CHILDREN, &cgrp->flags);
>  }
--
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WARNING: multiple messages have this Message-ID (diff)
From: Li Zefan <lizf@cn.fujitsu.com>
To: Glauber Costa <glommer@parallels.com>
Cc: linux-kernel@vger.kernel.org, jbottomley@parallels.com,
	cgroups@vger.kernel.org, bsingharora@gmail.com, devel@openvz.org,
	kamezawa.hiroyu@jp.fujitsu.com, tj@kernel.org
Subject: Re: [PATCH 1/3] nitpick: make simple functions inline
Date: Wed, 14 Dec 2011 09:09:25 +0800	[thread overview]
Message-ID: <4EE7F745.3040508@cn.fujitsu.com> (raw)
In-Reply-To: <1323614738-7405-3-git-send-email-glommer@parallels.com>

22:45, Glauber Costa wrote:
> Those are quite simple bit-testing functions that are
> only used within this file. Not reason for them not to
> be inline.
> 

It's better to leave the optimization decision to gcc.

And I've confirmed they are inlined by gcc in my box.

(btw, please add "cgroup" prefix to the patch subject line)

> Signed-off-by: Glauber Costa <glommer@parallels.com>
> ---
>  kernel/cgroup.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/kernel/cgroup.c b/kernel/cgroup.c
> index d9d5648..e4b9d3c 100644
> --- a/kernel/cgroup.c
> +++ b/kernel/cgroup.c
> @@ -241,12 +241,12 @@ static int cgroup_is_releasable(const struct cgroup *cgrp)
>  	return (cgrp->flags & bits) == bits;
>  }
>  
> -static int notify_on_release(const struct cgroup *cgrp)
> +static inline int notify_on_release(const struct cgroup *cgrp)
>  {
>  	return test_bit(CGRP_NOTIFY_ON_RELEASE, &cgrp->flags);
>  }
>  
> -static int clone_children(const struct cgroup *cgrp)
> +static inline int clone_children(const struct cgroup *cgrp)
>  {
>  	return test_bit(CGRP_CLONE_CHILDREN, &cgrp->flags);
>  }

  parent reply	other threads:[~2011-12-14  1:09 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-11 14:45 [PATCH 0/3] Simple cleanups for cgroups Glauber Costa
2011-12-11 14:45 ` Glauber Costa
     [not found] ` <1323614738-7405-1-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2011-12-11 14:45   ` [PATCH] make clone_children a flag Glauber Costa
2011-12-11 14:45     ` Glauber Costa
2011-12-11 14:48     ` Glauber Costa
2011-12-11 14:48       ` Glauber Costa
2011-12-11 14:45   ` [PATCH 1/3] nitpick: make simple functions inline Glauber Costa
2011-12-11 14:45     ` Glauber Costa
     [not found]     ` <1323614738-7405-3-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2011-12-11 18:55       ` KOSAKI Motohiro
2011-12-11 18:55         ` KOSAKI Motohiro
     [not found]         ` <4EE4FCBB.9050600-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2011-12-11 20:44           ` Glauber Costa
2011-12-11 20:44             ` Glauber Costa
     [not found]             ` <4EE51646.3030900-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2011-12-12 17:27               ` Tejun Heo
2011-12-12 17:27                 ` Tejun Heo
2011-12-14  1:09       ` Li Zefan [this message]
2011-12-14  1:09         ` Li Zefan
2011-12-11 14:45   ` [PATCH 2/3] make clone_children a flag Glauber Costa
2011-12-11 14:45     ` Glauber Costa
     [not found]     ` <1323614738-7405-4-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2011-12-11 18:58       ` KOSAKI Motohiro
2011-12-11 18:58         ` KOSAKI Motohiro
2011-12-13 15:39       ` Tejun Heo
2011-12-13 15:39         ` Tejun Heo
     [not found]         ` <20111213153921.GE25802-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2011-12-14  2:29           ` Li Zefan
2011-12-14  2:29             ` Li Zefan
     [not found]             ` <4EE80A0D.7090808-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
2011-12-14  7:09               ` Glauber Costa
2011-12-14  7:09                 ` Glauber Costa
     [not found]                 ` <4EE84B9A.90901-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2011-12-14 18:18                   ` Tejun Heo
2011-12-14 18:18                     ` Tejun Heo
2011-12-15  7:03                     ` Glauber Costa
2011-12-15  7:03                       ` Glauber Costa
2011-12-11 14:45   ` [PATCH 3/3] make 'none' field " Glauber Costa
2011-12-11 14:45     ` Glauber Costa
2011-12-11 18:59     ` KOSAKI Motohiro
     [not found]     ` <1323614738-7405-5-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2011-12-13 15:41       ` Tejun Heo
2011-12-13 15:41         ` Tejun Heo
     [not found]         ` <20111213154108.GF25802-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2011-12-14  2:09           ` Li Zefan
2011-12-14  2:09             ` Li Zefan

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