diff options
| author | Alexander Duyck <alexander.h.duyck@intel.com> | 2016-12-14 15:04:52 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-12-14 16:04:07 -0800 |
| commit | 38bdbdc7e391f5326a9f27f0bc8be0c175a73567 (patch) | |
| tree | 79cd65c08e31dced3a65d0f0d46ab6e91a36e99a /arch/microblaze | |
| parent | 5140d2344f1036dadffbb949a60af971b6dde0d3 (diff) | |
| download | linux-38bdbdc7e391f5326a9f27f0bc8be0c175a73567.tar.bz2 | |
arch/metag: add option to skip DMA sync as a part of map and unmap
This change allows us to pass DMA_ATTR_SKIP_CPU_SYNC which allows us to
avoid invoking cache line invalidation if the driver will just handle it
via a sync_for_cpu or sync_for_device call.
Link: http://lkml.kernel.org/r/20161110113503.76501.80809.stgit@ahduyck-blue-test.jf.intel.com
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Cc: James Hogan <james.hogan@imgtec.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/microblaze')
0 files changed, 0 insertions, 0 deletions