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(parent: ad59778) | patch
Fix ->d_lock locking order in unlazy_walk()
authorAl Viro <viro@zeniv.linux.org.uk>
Wed, 13 Jul 2011 01:40:23 +0000 (21:40 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Wed, 13 Jul 2011 01:40:23 +0000 (21:40 -0400)
commit867501986df09f6f830296afa47c3aa2702db5e6
treeaa6d28122deb93e6f14b89d78987ef91d722b59dtree | snapshot
parentad59778cff63774681b0be1c0538425ad09d8cbfcommit | diff
Fix ->d_lock locking order in unlazy_walk()

Make sure that child is still a child of parent before nested locking
of child->d_lock in unlazy_walk(); otherwise we are risking a violation
of locking order and deadlocks.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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