diff options
| author | Miaohe Lin <linmiaohe@huawei.com> | 2022-08-16 21:05:51 +0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-09-11 20:25:55 -0700 |
| commit | 939de63d35dde45dbc10bd21f174f86629fbe78d (patch) | |
| tree | b890e34e225c78f4a4c0110995fd43508dc0628f /mm/hugetlb.c | |
| parent | 3a5497a2dae381cb1b201fb20847fb32a059da25 (diff) | |
| download | linux-939de63d35dde45dbc10bd21f174f86629fbe78d.tar.gz | |
mm: hugetlb_vmemmap: add missing smp_wmb() before set_pte_at()
The memory barrier smp_wmb() is needed to make sure that preceding stores to the page contents become visible before the below set_pte_at() write. Link: https://lkml.kernel.org/r/20220816130553.31406-5-linmiaohe@huawei.com Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> Reviewed-by: Yin Fengwei <fengwei.yin@intel.com> Cc: Mike Kravetz <mike.kravetz@oracle.com> Cc: Muchun Song <songmuchun@bytedance.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/hugetlb.c')
0 files changed, 0 insertions, 0 deletions