diff options
| author | Nikita Ermakov <sh1r4s3@mail.si-head.nl> | 2021-04-29 22:55:41 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-04-30 11:20:37 -0700 |
| commit | f6899bc03cbadc6e308d98252c4a832b5fd45b87 (patch) | |
| tree | 047f88de9d3090eda8dd6ef962c4c8cf95c09aae /ipc | |
| parent | 4b17f030fdc821ca58218489e3b7fd8381707849 (diff) | |
mm/msync: exit early when the flags is an MS_ASYNC and start < vm_start
If an unmapped region was found and the flag is MS_ASYNC (without
MS_INVALIDATE) there is nothing to do and the result would be always
-ENOMEM, so return immediately.
Link: https://lkml.kernel.org/r/20201025092901.56399-1-sh1r4s3@mail.si-head.nl
Signed-off-by: Nikita Ermakov <sh1r4s3@mail.si-head.nl>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'ipc')
0 files changed, 0 insertions, 0 deletions