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author | Grant Likely <grant.likely@secretlab.ca> | 2012-05-08 11:35:37 -0600 |
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committer | Grant Likely <grant.likely@secretlab.ca> | 2012-05-08 11:35:37 -0600 |
commit | 7b96c686223a5c902d6a59c7d178f3904f0ab757 (patch) | |
tree | fe328ed56ad3719de3cfebad72ef74e34f1ed92b /mm/hugetlb.c | |
parent | f141ed65f256ec036c7fba604da6b7c448096ef9 (diff) | |
parent | d48b97b403d23f6df0b990cee652bdf9a52337a3 (diff) |
Merge tag 'v3.4-rc6' into gpio/next
Linux 3.4-rc6
Diffstat (limited to 'mm/hugetlb.c')
-rw-r--r-- | mm/hugetlb.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index b8ce6f45095..5a16423a512 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -532,7 +532,7 @@ static struct page *dequeue_huge_page_vma(struct hstate *h, struct vm_area_struct *vma, unsigned long address, int avoid_reserve) { - struct page *page; + struct page *page = NULL; struct mempolicy *mpol; nodemask_t *nodemask; struct zonelist *zonelist; @@ -2791,6 +2791,7 @@ int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, * so no worry about deadlock. */ page = pte_page(entry); + get_page(page); if (page != pagecache_page) lock_page(page); @@ -2822,6 +2823,7 @@ out_page_table_lock: } if (page != pagecache_page) unlock_page(page); + put_page(page); out_mutex: mutex_unlock(&hugetlb_instantiation_mutex); |