tree 116e54691f87d2cb0f2f5df36d1e114624c225d0
parent b52bfee445d315549d41eacf2fa7c156e7d153d5
author Venkatesh Pallipadi <venki@google.com> 1286237000 -0700
committer Ingo Molnar <mingo@elte.hu> 1287427945 +0200

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>