Al Viro bca585d24a new helper: d_find_alias_rcu() ...

similar to d_find_alias(inode), except that
	* the caller must be holding rcu_read_lock()
	* inode must not be freed until matching rcu_read_unlock()
	* result is *NOT* pinned and can only be dereferenced until
the matching rcu_read_unlock().

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

2021-01-16 15:12:06 -05:00

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