From: Ingo Molnar <mingo@elte.hu>
To: Arjan van de Ven <arjan@infradead.org>
Cc: linux-kernel@vger.kernel.org, Dave Jones <davej@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
esandeen@redhat.com, cebbert@redhat.com,
"H. Peter Anvin" <hpa@zytor.com>,
Eric Sandeen <sandeen@redhat.com>
Subject: Re: x86: Remove STACKPROTECTOR_ALL
Date: Fri, 23 Oct 2009 16:35:49 +0200 [thread overview]
Message-ID: <20091023143549.GB8305@elte.hu> (raw)
In-Reply-To: <20091023073101.3dce4ebb@infradead.org>
* Arjan van de Ven <arjan@infradead.org> wrote:
>
> >From 87296b9275e3561822e1322f9d9aa6c73424e672 Mon Sep 17 00:00:00 2001
> From: Arjan van de Ven <arjan@linux.intel.com>
> Date: Fri, 23 Oct 2009 07:27:31 -0700
> Subject: [PATCH] x86: remove STACKPROTECTOR_ALL
>
> STACKPROTECTOR_ALL has a really high overhead (runtime and stack footprint)
> and is not really worth it protection wise (the normal STACKPROTECTOR is
> in effect for all functions with buffers already), so lets just remove
> the option entirely.
>
> Reported-by: Dave Jones <davej@redhat.com>
> Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
> ---
> arch/x86/Kconfig | 4 ----
> arch/x86/Makefile | 1 -
> 2 files changed, 0 insertions(+), 5 deletions(-)
Applied, thanks Arjan!
Ingo
next prev parent reply other threads:[~2009-10-23 14:35 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-23 14:31 Chuck Ebbert <cebbert@redhat.com> Arjan van de Ven
2009-10-23 14:35 ` Ingo Molnar [this message]
2009-10-24 1:04 ` [tip:branch?] x86: Remove STACKPROTECTOR_ALL tip-bot for Arjan van de Ven
[not found] <200911021859.nA2Ix4cB023712@hera.kernel.org>
2009-11-10 22:23 ` Thomas Backlund
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