diff options
| author | Matthew Wilcox <mawilcox@microsoft.com> | 2018-04-10 16:36:36 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-04-11 10:28:39 -0700 |
| commit | 427c896f262ad70d1e6b04890945675df13bb031 (patch) | |
| tree | 0ca5f263e7bc2a7f5bca23d8f92401324e26666c /mm/zsmalloc.c | |
| parent | 60a052719af6cf34cee53c6b93b2d31cfc795de7 (diff) | |
arm64: turn flush_dcache_mmap_lock into a no-op
ARM64 doesn't walk the VMA tree in its flush_dcache_page()
implementation, so has no need to take the tree_lock.
Link: http://lkml.kernel.org/r/20180313132639.17387-4-willy@infradead.org
Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
Reviewed-by: Will Deacon <will.deacon@arm.com>
Cc: Darrick J. Wong <darrick.wong@oracle.com>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Jeff Layton <jlayton@kernel.org>
Cc: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/zsmalloc.c')
0 files changed, 0 insertions, 0 deletions