From: Andrew Morton <akpm@linux-foundation.org>
To: Jeff Dike <jdike@addtoit.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
uml-devel <user-mode-linux-devel@lists.sourceforge.net>
Subject: Re: [uml-devel] [PATCH 5/6] UML - Monitor stack usage
Date: Wed, 9 May 2007 21:07:38 -0700 [thread overview]
Message-ID: <20070509210738.a06b005a.akpm@linux-foundation.org> (raw)
In-Reply-To: <20070509202722.GA22464@c2.user-mode-linux.org>
On Wed, 9 May 2007 16:27:22 -0400 Jeff Dike <jdike@addtoit.com> wrote:
> In preparation for reducing stack size, add a machanism to see how
> much of a kernel stack is used. This fills a new stack with 0x6b on
> allocation and sees where the lowest non-0x6b byte is on process
> exit. It keeps track of the lowest value and logs values as they get
> lower.
but, but. We already have CONFIG_DEBUG_STACK_USAGE?
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WARNING: multiple messages have this Message-ID (diff)
From: Andrew Morton <akpm@linux-foundation.org>
To: Jeff Dike <jdike@addtoit.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
uml-devel <user-mode-linux-devel@lists.sourceforge.net>
Subject: Re: [PATCH 5/6] UML - Monitor stack usage
Date: Wed, 9 May 2007 21:07:38 -0700 [thread overview]
Message-ID: <20070509210738.a06b005a.akpm@linux-foundation.org> (raw)
In-Reply-To: <20070509202722.GA22464@c2.user-mode-linux.org>
On Wed, 9 May 2007 16:27:22 -0400 Jeff Dike <jdike@addtoit.com> wrote:
> In preparation for reducing stack size, add a machanism to see how
> much of a kernel stack is used. This fills a new stack with 0x6b on
> allocation and sees where the lowest non-0x6b byte is on process
> exit. It keeps track of the lowest value and logs values as they get
> lower.
but, but. We already have CONFIG_DEBUG_STACK_USAGE?
next prev parent reply other threads:[~2007-05-10 4:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-09 20:27 [uml-devel] [PATCH 5/6] UML - Monitor stack usage Jeff Dike
2007-05-09 20:27 ` Jeff Dike
2007-05-10 4:07 ` Andrew Morton [this message]
2007-05-10 4:07 ` Andrew Morton
2007-05-10 11:55 ` [uml-devel] " Jeff Dike
2007-05-10 11:55 ` Jeff Dike
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