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(parent: 254a5c5) | 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)
commite27040c54bcb576a8f3bf82e7dd34051520e02c8
treeab1fefc7da26bb86655a28651c4eafb56d741ea1tree | snapshot
parent254a5c57203d80be27d104c0bf9ff2a6006d30a7commit | 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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