| commit | c29601e9c1e7893d1755364e350c9188bd56d69f | |
| author | Andi Kleen <ak@suse.de> | |
| Sat, 16 Apr 2005 22:25:05 +0000 (16 15:25 -0700) | ||
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | |
| Sat, 16 Apr 2005 22:25:05 +0000 (16 15:25 -0700) | ||
| tree | 14813ddce4d8897b40cc8b3a2f76ace3ac58b36f | treesnapshot (tar.gz zip) |
| parent | dc37db4d8cb376bb67c6357c50d707ced3d71c39 | commitdiff |
[PATCH] x86_64: Support constantly ticking TSCs
On Intel Noconas the TSC ticks with a constant frequency. Don't scale the
factor used by udelay when cpufreq changes the frequency.
This generalizes an earlier patch by Intel for this.
Cc: <venkatesh.pallipadi@intel.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
On Intel Noconas the TSC ticks with a constant frequency. Don't scale the
factor used by udelay when cpufreq changes the frequency.
This generalizes an earlier patch by Intel for this.
Cc: <venkatesh.pallipadi@intel.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| arch/x86_64/kernel/setup.c | diffblobblamehistory | |
| arch/x86_64/kernel/time.c | diffblobblamehistory | |
| include/asm-x86_64/cpufeature.h | diffblobblamehistory |