[RFC PATCH 53/62] ecryptfs: make use of ->free_inode()

From: Al Viro
Date: Tue Apr 16 2019 - 13:54:19 EST


From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>

no idea if crypto destruction could be moved there as well

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
fs/ecryptfs/super.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/fs/ecryptfs/super.c b/fs/ecryptfs/super.c
index 85411ceb0508..c3e511f2b6c0 100644
--- a/fs/ecryptfs/super.c
+++ b/fs/ecryptfs/super.c
@@ -67,9 +67,8 @@ static struct inode *ecryptfs_alloc_inode(struct super_block *sb)
return inode;
}

-static void ecryptfs_i_callback(struct rcu_head *head)
+static void ecryptfs_free_inode(struct inode *inode)
{
- struct inode *inode = container_of(head, struct inode, i_rcu);
struct ecryptfs_inode_info *inode_info;
inode_info = ecryptfs_inode_to_private(inode);

@@ -92,7 +91,6 @@ static void ecryptfs_destroy_inode(struct inode *inode)
inode_info = ecryptfs_inode_to_private(inode);
BUG_ON(inode_info->lower_file);
ecryptfs_destroy_crypt_stat(&inode_info->crypt_stat);
- call_rcu(&inode->i_rcu, ecryptfs_i_callback);
}

/**
@@ -186,6 +184,7 @@ static int ecryptfs_show_options(struct seq_file *m, struct dentry *root)
const struct super_operations ecryptfs_sops = {
.alloc_inode = ecryptfs_alloc_inode,
.destroy_inode = ecryptfs_destroy_inode,
+ .free_inode = ecryptfs_free_inode,
.statfs = ecryptfs_statfs,
.remount_fs = NULL,
.evict_inode = ecryptfs_evict_inode,
--
2.11.0