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| author | Alexander Duyck <alexander.h.duyck@intel.com> | 2016-12-15 00:04:55 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-12-15 01:04:07 +0100 |
| commit | 98ac2fc274e07a22bea43682cf8998f47ffea9d0 (patch) | |
| tree | 4ddf06f30ac96c18d67dfe4789e1121a4c6b7a24 /arch/mips | |
| parent | arch/metag: add option to skip DMA sync as a part of map and unmap (diff) | |
| download | linux-98ac2fc274e07a22bea43682cf8998f47ffea9d0.tar.xz linux-98ac2fc274e07a22bea43682cf8998f47ffea9d0.zip | |
arch/microblaze: 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/20161110113508.76501.77583.stgit@ahduyck-blue-test.jf.intel.com
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Cc: Michal Simek <monstr@monstr.eu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/mips')
0 files changed, 0 insertions, 0 deletions