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authorAl Viro <viro@zeniv.linux.org.uk>2016-12-16 16:21:05 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2016-12-16 16:21:05 -0500
commit3c55d6bcfe8163ff2b5636b4aabe3caa3f5d95f4 (patch)
tree3229c2de6e95352751d1c9e05dcd2925a3212beb /mm/huge_memory.c
parent4da00fd1b948b408f76488c4e506af748be5fce8 (diff)
parent29ac8e856cb3694e004037de595dec4ec53d42f2 (diff)
Merge remote-tracking branch 'djwong/ocfs2-vfs-reflink-6' into for-linus
Diffstat (limited to 'mm/huge_memory.c')
-rw-r--r--mm/huge_memory.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index eff3de359d50..d4a6e4001512 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -1456,9 +1456,9 @@ bool move_huge_pmd(struct vm_area_struct *vma, unsigned long old_addr,
new_ptl = pmd_lockptr(mm, new_pmd);
if (new_ptl != old_ptl)
spin_lock_nested(new_ptl, SINGLE_DEPTH_NESTING);
- if (pmd_present(*old_pmd) && pmd_dirty(*old_pmd))
- force_flush = true;
pmd = pmdp_huge_get_and_clear(mm, old_addr, old_pmd);
+ if (pmd_present(pmd) && pmd_dirty(pmd))
+ force_flush = true;
VM_BUG_ON(!pmd_none(*new_pmd));
if (pmd_move_must_withdraw(new_ptl, old_ptl) &&