Commits
Minchan Kim committed 28bd65781c8
mm: migration: clarify migrate_pages() comment Callers of migrate_pages should putback_lru_pages to return pages isolated to LRU or free list. Now comment is rather confusing. It says caller always have to call it. It is more clear to point out that the caller has to call it if migrate_pages's return value isn't zero. Signed-off-by: Minchan Kim <minchan.kim@gmail.com> Cc: Christoph Lameter <cl@linux.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>