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(parent: 8fc9ff9) | patch
cifs: build_path_from_dentry() race fix
authorAl Viro <viro@zeniv.linux.org.uk>
Sun, 17 Jul 2011 03:37:20 +0000 (23:37 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Sun, 17 Jul 2011 03:37:20 +0000 (23:37 -0400)
commit696729ad9f7978b13d5bd4677b384fcbf6573b54
treeab1fefc7da26bb86655a28651c4eafb56d741ea1tree | snapshot
parent8fc9ff9f774438661766370b507a47c392de01f5commit | diff
cifs: build_path_from_dentry() race fix

deal with d_move() races properly; rename_lock read-retry loop,
rcu_read_lock() held while walking to root, d_lock held over
subtraction from namelen and copying the component to stabilize
->d_name.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
fs/cifs/dir.c diff | blob | history
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