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| author | Ingo Molnar <mingo@kernel.org> | 2016-02-22 10:26:05 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-02-22 10:26:05 +0300 |
| commit | ab876728a91d89e93e4928895529cd5bb4dff6e4 (patch) | |
| tree | 3aa7603c289f79a570cf15e4019b1acb9459e608 /mm/mremap.c | |
| parent | 35575e0e8ba633fc8276509a21f89b599b4f9006 (diff) | |
| parent | 81f70ba233d5f660e1ea5fe23260ee323af5d53a (diff) | |
| download | linux-ab876728a91d89e93e4928895529cd5bb4dff6e4.tar.xz | |
Merge tag 'v4.5-rc5' into efi/core, before queueing up new changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'mm/mremap.c')
| -rw-r--r-- | mm/mremap.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/mremap.c b/mm/mremap.c index d77946a997f7..8eeba02fc991 100644 --- a/mm/mremap.c +++ b/mm/mremap.c @@ -210,6 +210,8 @@ unsigned long move_page_tables(struct vm_area_struct *vma, } } split_huge_pmd(vma, old_pmd, old_addr); + if (pmd_none(*old_pmd)) + continue; VM_BUG_ON(pmd_trans_huge(*old_pmd)); } if (pmd_none(*new_pmd) && __pte_alloc(new_vma->vm_mm, new_vma, |