diff options
| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2016-02-05 15:36:53 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-02-05 18:10:40 -0800 |
| commit | ae026204a2b9060817503408906b35cefd824420 (patch) | |
| tree | 55e159233ebbc7265ae0b90a97ce6d687c1d6183 | |
| parent | 12352d3cae2cebe18805a91fab34b534d7444231 (diff) | |
| download | linux-ae026204a2b9060817503408906b35cefd824420.tar.bz2 | |
thp: make deferred_split_scan() work again
We need to iterate over split_queue, not local empty list to get
anything split from the shrinker.
Fixes: e3ae19535c66 ("thp: limit number of object to scan on deferred_split_scan()")
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | mm/huge_memory.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 36c070167b71..08fc0ba2207e 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -3482,7 +3482,7 @@ static unsigned long deferred_split_scan(struct shrinker *shrink, spin_lock_irqsave(&pgdata->split_queue_lock, flags); /* Take pin on all head pages to avoid freeing them under us */ - list_for_each_safe(pos, next, &list) { + list_for_each_safe(pos, next, &pgdata->split_queue) { page = list_entry((void *)pos, struct page, mapping); page = compound_head(page); if (get_page_unless_zero(page)) { |