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ecryptfs: don't leave RCU pathwalk immediately

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If the underlying dentry doesn't have ->d_revalidate(), there's no need to
force dropping out of RCU mode.  All we need for that is to make freeing
ecryptfs_dentry_info RCU-delayed.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2013-09-15 20:45:11 -04:00
parent 3a93e17cf6
commit 2edbfbf1c1
2 changed files with 20 additions and 15 deletions
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5
fs/ecryptfs/ecryptfs_kernel.h
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@ -261,7 +261,10 @@ struct ecryptfs_inode_info {
* vfsmount too. */
struct ecryptfs_dentry_info {
struct path lower_path;
struct ecryptfs_crypt_stat *crypt_stat;
union {
struct ecryptfs_crypt_stat *crypt_stat;
struct rcu_head rcu;
};
};
/**