| From | Andrea Arcangeli <> | Subject | [PATCH 34/39] autonuma: reset autonuma page data when pages are freed | Date | Mon, 26 Mar 2012 19:46:21 +0200 |
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When pages are freed abort any pending migration. If knuma_migrated arrives first it will notice because get_page_unless_zero would fail.
Signed-off-by: Andrea Arcangeli <aarcange@redhat.com> --- mm/page_alloc.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index b9c80df..c986c0c 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -614,6 +614,10 @@ static inline int free_pages_check(struct page *page) bad_page(page); return 1; } + autonuma_migrate_page_remove(page); +#ifdef CONFIG_AUTONUMA + ACCESS_ONCE(page->autonuma_last_nid) = -1; +#endif if (page->flags & PAGE_FLAGS_CHECK_AT_PREP) page->flags &= ~PAGE_FLAGS_CHECK_AT_PREP; return 0;
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