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eventfs: Use SRCU for freeing eventfs_inodes
commit8e55643247
upstream. To mirror the SRCU lock held in eventfs_iterate() when iterating over eventfs inodes, use call_srcu() to free them too. This was accidentally(?) degraded to RCU in commit43aa6f97c2
("eventfs: Get rid of dentry pointers without refcounts"). Cc: Ajay Kaher <ajay.kaher@broadcom.com> Cc: Masami Hiramatsu <mhiramat@kernel.org> Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: stable@vger.kernel.org Link: https://lore.kernel.org/20240723210755.8970-1-minipli@grsecurity.net Fixes:43aa6f97c2
("eventfs: Get rid of dentry pointers without refcounts") Signed-off-by: Mathias Krause <minipli@grsecurity.net> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -113,7 +113,7 @@ static void release_ei(struct kref *ref)
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entry->release(entry->name, ei->data);
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}
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call_rcu(&ei->rcu, free_ei_rcu);
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call_srcu(&eventfs_srcu, &ei->rcu, free_ei_rcu);
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}
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static inline void put_ei(struct eventfs_inode *ei)
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