From: Davidlohr Bueso <dave@gnu.org>
To: "Américo Wang" <xiyou.wangcong@gmail.com>
Cc: Andi Kleen <andi@firstfloor.org>,
Alexey Dobriyan <adobriyan@gmail.com>,
torvalds@linux-foundation.org, linux-kernel@vger.kernel.org,
linux-fsdevel@vger.kernel.org
Subject: Re: [RFC] [PATCH procfs] Add process age
Date: Fri, 30 Jul 2010 10:58:27 -0400 [thread overview]
Message-ID: <1280501907.1929.5.camel@cowboy> (raw)
In-Reply-To: <20100728065640.GD5161@cr0.nay.redhat.com>
On Wed, 2010-07-28 at 14:56 +0800, Américo Wang wrote:
> On Mon, Jul 26, 2010 at 11:10:29AM -0400, Davidlohr Bueso wrote:
> >On Mon, 2010-07-26 at 16:48 +0200, Andi Kleen wrote:
> >> > True, but there are also many other no-so-useful files under /proc that
> >> > can also be replaced by userspace apps.
> >>
> >> Example?
> >
> >Off the top of my head:
> >
> >/proc/cmdline
>
> Are you kidding?
>
> /proc/cmdlines contains lots of info, it is not only used by the kernel,
> but also used by initramfs (this depends on your distribution).
>
Silly me, I meant /proc/#/cmdline, in the sense that you can get the
command name from the PID in userland.
Davidlohr
WARNING: multiple messages have this Message-ID (diff)
From: Davidlohr Bueso <dave@gnu.org>
To: "Américo Wang" <xiyou.wangcong@gmail.com>
Cc: Andi Kleen <andi@firstfloor.org>,
Alexey Dobriyan <adobriyan@gmail.com>,
torvalds@linux-foundation.org, linux-kernel@vger.kernel.org,
linux-fsdevel@vger.kernel.org
Subject: Re: [RFC] [PATCH procfs] Add process age
Date: Fri, 30 Jul 2010 10:58:27 -0400 [thread overview]
Message-ID: <1280501907.1929.5.camel@cowboy> (raw)
In-Reply-To: <20100728065640.GD5161@cr0.nay.redhat.com>
On Wed, 2010-07-28 at 14:56 +0800, Américo Wang wrote:
> On Mon, Jul 26, 2010 at 11:10:29AM -0400, Davidlohr Bueso wrote:
> >On Mon, 2010-07-26 at 16:48 +0200, Andi Kleen wrote:
> >> > True, but there are also many other no-so-useful files under /proc that
> >> > can also be replaced by userspace apps.
> >>
> >> Example?
> >
> >Off the top of my head:
> >
> >/proc/cmdline
>
> Are you kidding?
>
> /proc/cmdlines contains lots of info, it is not only used by the kernel,
> but also used by initramfs (this depends on your distribution).
>
Silly me, I meant /proc/#/cmdline, in the sense that you can get the
command name from the PID in userland.
Davidlohr
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next prev parent reply other threads:[~2010-07-30 14:59 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-23 17:47 [RFC] [PATCH procfs] Add process age Davidlohr Bueso
2010-07-23 18:35 ` Alexey Dobriyan
2010-07-23 18:47 ` Davidlohr Bueso
2010-07-23 23:16 ` Sergey V.
2010-07-26 7:47 ` Andi Kleen
2010-07-26 13:57 ` Davidlohr Bueso
2010-07-26 14:48 ` Andi Kleen
2010-07-26 15:10 ` Davidlohr Bueso
2010-07-28 6:56 ` Américo Wang
2010-07-30 14:58 ` Davidlohr Bueso [this message]
2010-07-30 14:58 ` Davidlohr Bueso
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