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| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-12-13 20:16:40 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-12-13 20:16:40 -0300 |
| commit | 6baeafd1f2a54ca041ff71778ebda9fac75aad12 (patch) | |
| tree | 57d2d68fa5d1d91f57cd7fcf0aed0a97892cc8cc /mm/mlock.c | |
| parent | 189382f7a338c02b448ab27e1d5566e052165dc8 (diff) | |
Linux-libre 4.8.14-gnuHEADpck-4.8.14-gnumaster
Diffstat (limited to 'mm/mlock.c')
| -rw-r--r-- | mm/mlock.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/mm/mlock.c b/mm/mlock.c index 14645be06..9c91acc0e 100644 --- a/mm/mlock.c +++ b/mm/mlock.c @@ -190,10 +190,13 @@ unsigned int munlock_vma_page(struct page *page) */ spin_lock_irq(zone_lru_lock(zone)); - nr_pages = hpage_nr_pages(page); - if (!TestClearPageMlocked(page)) + if (!TestClearPageMlocked(page)) { + /* Potentially, PTE-mapped THP: do not skip the rest PTEs */ + nr_pages = 1; goto unlock_out; + } + nr_pages = hpage_nr_pages(page); __mod_zone_page_state(zone, NR_MLOCK, -nr_pages); if (__munlock_isolate_lru_page(page, true)) { |