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18c07cf530
android_kernel_xiaomi_sm8350/arch
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Cliff Wickman 18c07cf530 x86, UV: cpu_relax in uv_wait_completion 
The function uv_wait_completion() spins on reads of a memory-mapped
register, waiting for completion of BAU hardware replies.

It should call "cpu_relax()" between those reads to improve performance
on hyperthreaded configurations.

Signed-off-by: Cliff Wickman <cpw@sgi.com>
Acked-by: Jack Steiner <steiner@sgi.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-01-15 23:48:20 +01:00
..
alpha PCI: alpha: use generic INTx swizzle from PCI core 2009-01-07 11:13:13 -08:00
arm Merge git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-2.6-nommu 2009-01-09 14:00:58 -08:00
avr32 Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx 2009-01-09 11:52:14 -08:00
blackfin NOMMU: Make VMAs per MM as for MMU-mode linux 2009-01-08 12:04:47 +00:00
cris Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2009-01-07 11:31:52 -08:00
frv NOMMU: Make VMAs per MM as for MMU-mode linux 2009-01-08 12:04:47 +00:00
h8300 NOMMU: Make VMAs per MM as for MMU-mode linux 2009-01-08 12:04:47 +00:00
ia64 Merge branch 'cpus4096-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2009-01-10 06:12:18 -08:00
m32r Merge branch 'cpus4096-for-linus-3' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2009-01-03 12:04:39 -08:00
m68k trivial: fix an -> a typos in documentation and comments 2009-01-06 11:28:07 +01:00
m68knommu NOMMU: Make VMAs per MM as for MMU-mode linux 2009-01-08 12:04:47 +00:00
mips Merge branch 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6 2009-01-07 15:41:01 -08:00
mn10300 take init_fs to saner place 2008-12-31 18:07:42 -05:00
parisc parisc: introduce asm/swab.h 2009-01-09 12:46:23 -08:00
powerpc Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rric/oprofile 2009-01-09 12:43:06 -08:00
s390 [S390] Use unsigned long long for u64 on 64bit. 2009-01-09 12:15:07 +01:00
sh NOMMU: Make VMAs per MM as for MMU-mode linux 2009-01-08 12:04:47 +00:00
sparc generic swap(): sparc: rename swap() to swap_ulong() 2009-01-08 08:31:14 -08:00
um mm: invoke oom-killer from page fault 2009-01-06 15:58:58 -08:00
x86 x86, UV: cpu_relax in uv_wait_completion 2009-01-15 23:48:20 +01:00
xtensa xtensa: introduce swab.h 2009-01-07 12:22:04 -08:00
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