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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-02-19 13:36:00 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-02-19 13:36:00 -0800 |
| commit | 87d9ac712b727705dc07e05e851e84387397d696 (patch) | |
| tree | fabd1de9442136eadf6dda41f184f5000272534d /arch/x86 | |
| parent | 23300f657594656e7ebac3130b43460ebc4381cc (diff) | |
| parent | 52b4b950b50740bff507a62907e86710743c22e7 (diff) | |
| download | linux-87d9ac712b727705dc07e05e851e84387397d696.tar.bz2 | |
Merge branch 'akpm' (patches from Andrew)
Merge fixes from Andrew Morton:
"10 fixes"
* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
mm: slab: free kmem_cache_node after destroy sysfs file
ipc/shm: handle removed segments gracefully in shm_mmap()
MAINTAINERS: update Kselftest Framework mailing list
devm_memremap_release(): fix memremap'd addr handling
mm/hugetlb.c: fix incorrect proc nr_hugepages value
mm, x86: fix pte_page() crash in gup_pte_range()
fsnotify: turn fsnotify reaper thread into a workqueue job
Revert "fsnotify: destroy marks with call_srcu instead of dedicated thread"
mm: fix regression in remap_file_pages() emulation
thp, dax: do not try to withdraw pgtable from non-anon VMA
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/mm/gup.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/mm/gup.c b/arch/x86/mm/gup.c index 6d5eb5900372..d8a798d8bf50 100644 --- a/arch/x86/mm/gup.c +++ b/arch/x86/mm/gup.c @@ -102,7 +102,6 @@ static noinline int gup_pte_range(pmd_t pmd, unsigned long addr, return 0; } - page = pte_page(pte); if (pte_devmap(pte)) { pgmap = get_dev_pagemap(pte_pfn(pte), pgmap); if (unlikely(!pgmap)) { @@ -115,6 +114,7 @@ static noinline int gup_pte_range(pmd_t pmd, unsigned long addr, return 0; } VM_BUG_ON(!pfn_valid(pte_pfn(pte))); + page = pte_page(pte); get_page(page); put_dev_pagemap(pgmap); SetPageReferenced(page); |