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c818a18146
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Andi Kleen c818a18146 [PATCH] x86_64: On Intel CPUs don't do an additional CPU sync before RDTSC 
RDTSC serialization using cpuid is not needed for Intel platforms.
This increases gettimeofday performance.

Cc: vojtech@suse.cz
Cc: rohit.seth@intel.com

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-01-11 19:04:58 -08:00
..
alpha [PATCH] capable/capability.h (arch/) 2006-01-11 18:42:14 -08:00
arm [PATCH] capable/capability.h (arch/) 2006-01-11 18:42:14 -08:00
arm26 [PATCH] dump_thread() cleanup 2006-01-10 08:01:25 -08:00
cris [PATCH] capable/capability.h (arch/) 2006-01-11 18:42:14 -08:00
frv Merge ssh://master.kernel.org/pub/scm/linux/kernel/git/sam/kbuild 2006-01-10 08:21:33 -08:00
h8300 [PATCH] h8300: remove MAGIC_ROM_PTR from memory.c 2006-01-10 09:31:26 -08:00
i386 [PATCH] i386: Handle missing local APIC timer interrupts on C3 state 2006-01-11 19:04:54 -08:00
ia64 [PATCH] capable/capability.h (arch/) 2006-01-11 18:42:14 -08:00
m32r [PATCH] dump_thread() cleanup 2006-01-10 08:01:25 -08:00
m68k [PATCH] capable/capability.h (arch/) 2006-01-11 18:42:14 -08:00
m68knommu [PATCH] m68knommu: fix ram length of m5208evb board 2006-01-10 09:31:27 -08:00
mips [PATCH] capable/capability.h (arch/) 2006-01-11 18:42:14 -08:00
parisc [PATCH] capable/capability.h (arch/) 2006-01-11 18:42:14 -08:00
powerpc [PATCH] capable/capability.h (arch/) 2006-01-11 18:42:14 -08:00
ppc [PATCH] capable/capability.h (arch/) 2006-01-11 18:42:14 -08:00
s390 [PATCH] capable/capability.h (arch/) 2006-01-11 18:42:14 -08:00
sh [PATCH] dump_thread() cleanup 2006-01-10 08:01:25 -08:00
sh64 [PATCH] dump_thread() cleanup 2006-01-10 08:01:25 -08:00
sparc [PATCH] capable/capability.h (arch/) 2006-01-11 18:42:14 -08:00
sparc64 [PATCH] capable/capability.h (arch/) 2006-01-11 18:42:14 -08:00
um [PATCH] uml: kill an unused variable 2006-01-11 18:42:10 -08:00
v850 [PATCH] dump_thread() cleanup 2006-01-10 08:01:25 -08:00
x86_64 [PATCH] x86_64: On Intel CPUs don't do an additional CPU sync before RDTSC 2006-01-11 19:04:58 -08:00
xtensa [PATCH] "tiny-make-id16-support-optional" fixes 2006-01-10 08:01:23 -08:00