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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-03-23 08:15:18 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-03-23 08:15:18 +0100 |
| commit | aa18bc8ddcb3ffe3fdb87a59b81371fb8bceea38 (patch) | |
| tree | 0547955f584ec0865ddaf0762053f69279a014e7 /mm/page_alloc.c | |
| parent | 93aa2a1c25e562cc0ca69c3175333fe33fdf055b (diff) | |
| parent | 65d1086c44791112188f6aebbdc3a27cab3736d3 (diff) | |
Merge remote-tracking branch 'airlied/drm-next' into drm-intel-next-queued
Backmerge drm-next to get at the hdmi2.0 helper functions.
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'mm/page_alloc.c')
| -rw-r--r-- | mm/page_alloc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index eaa64d2ffdc55..6cbde310abed8 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -873,7 +873,8 @@ done_merging: higher_page = page + (combined_pfn - pfn); buddy_pfn = __find_buddy_pfn(combined_pfn, order + 1); higher_buddy = higher_page + (buddy_pfn - combined_pfn); - if (page_is_buddy(higher_page, higher_buddy, order + 1)) { + if (pfn_valid_within(buddy_pfn) && + page_is_buddy(higher_page, higher_buddy, order + 1)) { list_add_tail(&page->lru, &zone->free_area[order].free_list[migratetype]); goto out; |