From: Pekka Paalanen <pq@iki.fi>
Date: Mon, 12 May 2008 19:21:01 +0000 (+0200)
Subject: x86_64: fix kernel rodata NX setting
X-Git-Tag: v2.6.27-rc1~1102^2^2~1^2~43
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=72b59d67f80983f7bb587b086fb4cb1bc95263a4;p=pandora-kernel.git

x86_64: fix kernel rodata NX setting

Without CONFIG_DYNAMIC_FTRACE, mark_rodata_ro() would mark a wrong
number of pages as no-execute. The bug was introduced in the patch
"ftrace: dont write protect kernel text". The symptom was machine reboot
after a CPU hotplug.

Signed-off-by: Pekka Paalanen <pq@iki.fi>
Acked-by: Steven Rostedt <srostedt@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---

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