From: Venkatesh Pallipadi <venki@google.com>
Date: Tue, 5 Oct 2010 00:03:20 +0000 (-0700)
Subject: x86: Add IRQ_TIME_ACCOUNTING
X-Git-Tag: v2.6.37-rc1~213^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e82b8e4ea4f3dffe6e7939f90e78da675fcc450e;p=pandora-kernel.git

x86: Add IRQ_TIME_ACCOUNTING

This patch adds IRQ_TIME_ACCOUNTING option on x86 and runtime enables it
when TSC is enabled.

This change just enables fine grained irq time accounting, isn't used yet.
Following patches use it for different purposes.

Signed-off-by: Venkatesh Pallipadi <venki@google.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1286237003-12406-6-git-send-email-venki@google.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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