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| author | Yanfei Xu <yanfei.xu@windriver.com> | 2021-05-04 18:34:12 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-05-05 11:27:21 -0700 |
| commit | 89dc6a9682919dbd64213c630a71eedaa021d7e5 (patch) | |
| tree | 263a679299230b85d8ef4d54c09661da7af81a81 /net/lapb/lapb_timer.c | |
| parent | a44f89dc6c5f8ba70240b81a570260d29d04bcb0 (diff) | |
mm/khugepaged.c: replace barrier() with READ_ONCE() for a selective variable
READ_ONCE() is more selective and lightweight. It is more appropriate
that using a READ_ONCE() for the certain variable to prevent the
compiler from reordering.
Link: https://lkml.kernel.org/r/20210323092730.247583-1-yanfei.xu@windriver.com
Signed-off-by: Yanfei Xu <yanfei.xu@windriver.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'net/lapb/lapb_timer.c')
0 files changed, 0 insertions, 0 deletions