diff options
| author | Xin Hao <xhao@linux.alibaba.com> | 2023-05-31 17:58:17 +0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-06-09 16:25:51 -0700 |
| commit | 16618670276a77480e274117992cec5e42ce66a9 (patch) | |
| tree | f9cccd496b940ec7dd06bc118471e2036d208471 /mm/mm_init.c | |
| parent | 3b11edf1f2398cac206a224308de6628ebeea924 (diff) | |
mm: khugepaged: avoid pointless allocation for "struct mm_slot"
In __khugepaged_enter(), if "mm->flags" with MMF_VM_HUGEPAGE bit is set,
the "mm_slot" will be released and return, so we can call mm_slot_alloc()
after test_and_set_bit().
Link: https://lkml.kernel.org/r/20230531095817.11012-1-xhao@linux.alibaba.com
Signed-off-by: Xin Hao <xhao@linux.alibaba.com>
Reviewed-by: Andrew Morton <akpm@linux-foudation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/mm_init.c')
0 files changed, 0 insertions, 0 deletions