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| author | James Morris <james.morris@microsoft.com> | 2018-03-23 08:26:16 +1100 |
|---|---|---|
| committer | James Morris <james.morris@microsoft.com> | 2018-03-23 08:26:16 +1100 |
| commit | 5893ed18a26d1f56b97c0290b0cbbc2d49d6de28 (patch) | |
| tree | 97aa931519fca28a0a12fad7485347198f8267cc /mm/mlock.c | |
| parent | 7bd698b3c04e61ee9e03d4c2a55003f75df14dca (diff) | |
| parent | c698ca5278934c0ae32297a8725ced2e27585d7f (diff) | |
Merge tag 'v4.16-rc6' into next-general
Merge to Linux 4.16-rc6 at the request of Jarkko, for his TPM updates.
Diffstat (limited to 'mm/mlock.c')
| -rw-r--r-- | mm/mlock.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/mm/mlock.c b/mm/mlock.c index 79398200e423..74e5a6547c3d 100644 --- a/mm/mlock.c +++ b/mm/mlock.c @@ -64,6 +64,12 @@ void clear_page_mlock(struct page *page) mod_zone_page_state(page_zone(page), NR_MLOCK, -hpage_nr_pages(page)); count_vm_event(UNEVICTABLE_PGCLEARED); + /* + * The previous TestClearPageMlocked() corresponds to the smp_mb() + * in __pagevec_lru_add_fn(). + * + * See __pagevec_lru_add_fn for more explanation. + */ if (!isolate_lru_page(page)) { putback_lru_page(page); } else { |