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(parent: 122ab92) | patch
kernfs: Acquire kernfs_rwsem in kernfs_node_dentry().
authorSebastian Andrzej Siewior <bigeasy@linutronix.de>
Thu, 13 Feb 2025 14:50:20 +0000 (15:50 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 15 Feb 2025 16:46:32 +0000 (17:46 +0100)
commit5b2fabf7fe8f745ff214ff003e6067b64f172271
tree405da8cf4b799ab4eb890de892b42c59d2936fa7tree | snapshot
parent122ab92dee80582c39740609a627198dd5b6b595commit | diff
kernfs: Acquire kernfs_rwsem in kernfs_node_dentry().

kernfs_node_dentry() passes kernfs_node::name to
lookup_positive_unlocked().

Acquire kernfs_root::kernfs_rwsem to ensure the node is not renamed
during the operation.

Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Link: https://lore.kernel.org/r/20250213145023.2820193-4-bigeasy@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
fs/kernfs/mount.c diff | blob | blame | history
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