From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Sun, 24 Aug 2008 18:52:06 +0000 (-0700)
Subject: x86: do not enable TSC notifier if we don't need it
X-Git-Tag: v2.6.27-rc5~34^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=060700b571717c997a2ea5e2049b848fa248ee13;p=pandora-kernel.git

x86: do not enable TSC notifier if we don't need it

Impact: crash on non-TSC-equipped CPUs

Don't enable the TSC notifier if we *either*:

1. don't have a CPU, or
2. have a CPU with constant TSC.

In either of those cases, the notifier is either damaging (1) or useless(2).

From: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
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