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| author | Dan Williams <dan.j.williams@intel.com> | 2009-09-08 21:01:04 +0200 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2009-09-09 02:30:24 +0200 |
| commit | 4fb9b9e8d55880523db550043dfb204696dd0422 (patch) | |
| tree | 733a672aeb819bb8133b16329a6b5088cf9ee693 /drivers/dma/Makefile | |
| parent | ioat: add some dev_dbg() calls (diff) | |
| download | linux-4fb9b9e8d55880523db550043dfb204696dd0422.tar.xz linux-4fb9b9e8d55880523db550043dfb204696dd0422.zip | |
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 'drivers/dma/Makefile')
0 files changed, 0 insertions, 0 deletions