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authorDan Williams <dan.j.williams@intel.com>2009-09-08 12:01:04 -0700
committerDan Williams <dan.j.williams@intel.com>2009-09-08 17:30:24 -0700
commit4fb9b9e8d55880523db550043dfb204696dd0422 (patch)
tree733a672aeb819bb8133b16329a6b5088cf9ee693 /init/noinitramfs.c
parent6df9183a153291a2585a8dfe67597fc18c201147 (diff)
ioat: cleanup completion status reads
The cleanup path makes an effort to only perform an atomic read of the 64-bit completion address. However in the 32-bit case it does not matter if we read the upper-32 and lower-32 non-atomically because the upper-32 will always be zero. Signed-off-by: Maciej Sosnowski <maciej.sosnowski@intel.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'init/noinitramfs.c')
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