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| author |   Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-24 11:52:06 -0700 |
|---|---|---|
| committer |   H. Peter Anvin <hpa@zytor.com> | 2008-08-24 17:16:28 -0700 |
| commit | 060700b571717c997a2ea5e2049b848fa248ee13 (patch) | |
| tree | 46bdd7a9eb5cbb95458fc9839270d2e503fa6c4c /fs/jbd2/commit.c | |
| parent | x86 MCE: Fix CPU hotplug problem with multiple multicore AMD CPUs (diff) | |
| download | linux-dev-060700b571717c997a2ea5e2049b848fa248ee13.tar.xz linux-dev-060700b571717c997a2ea5e2049b848fa248ee13.zip | |
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>
Diffstat (limited to 'fs/jbd2/commit.c')
0 files changed, 0 insertions, 0 deletions