From: Andi Kleen <ak@suse.de>
Date: Fri, 29 Jul 2005 04:15:49 +0000 (-0700)
Subject: [PATCH] x86_64: Switch to the interrupt stack when running a softirq in local_bh_enable()
X-Git-Tag: v2.6.13-rc5~131
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ed6b676ca8b50e0b538e61c283d52fd04f007abf;p=pandora-kernel.git

[PATCH] x86_64: Switch to the interrupt stack when running a softirq in local_bh_enable()

This avoids some potential stack overflows with very deep softirq callchains.
i386 does this too.

TOADD CFI annotation

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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