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authorAndrew Morton <akpm@linux-foundation.org>2007-07-17 04:03:58 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-17 10:23:04 -0700
commit567f3e422a9a155d7c7643148efb5bf959065d34 (patch)
tree2b9959e3328fd78c4fe1ef371f02604de97c39eb /drivers/misc
parentf2890255b0ade497893d1e5e99f519b5c1d50f7d (diff)
x86_64: speedup touch_nmi_watchdog
Avoid dirtying remote cpu's memory if it already has the correct value. Cc: Andi Kleen <ak@suse.de> Cc: Konrad Rzeszutek <konrad@darnok.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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