[PATCH 3/3] fs/ntfs3: Change destroy_inode to free_inode

Konstantin Komarov
2022-09-12T16:40:45Z

Many filesystems already use free_inode callback,
so we will use it too from now on.

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
---
fs/ntfs3/super.c | 20 ++++----------------
1 file changed, 4 insertions(+), 16 deletions(-)

diff --git a/fs/ntfs3/super.c b/fs/ntfs3/super.c
index 067a0e9cf590..744c1f15ba2a 100644
--- a/fs/ntfs3/super.c
+++ b/fs/ntfs3/super.c
@@ -438,27 +438,18 @@ static struct inode *ntfs_alloc_inode(struct super_block *sb)
return NULL;

memset(ni, 0, offsetof(struct ntfs_inode, vfs_inode));
-
mutex_init(&ni->ni_lock);
-
return &ni->vfs_inode;
}

-static void ntfs_i_callback(struct rcu_head *head)
+static void ntfs_free_inode(struct inode *inode)
{
- struct inode *inode = container_of(head, struct inode, i_rcu);
struct ntfs_inode *ni = ntfs_i(inode);

mutex_destroy(&ni->ni_lock);
-
kmem_cache_free(ntfs_inode_cachep, ni);
}

-static void ntfs_destroy_inode(struct inode *inode)
-{
- call_rcu(&inode->i_rcu, ntfs_i_callback);
-}
-
static void init_once(void *foo)
{
struct ntfs_inode *ni = foo;
@@ -624,7 +615,7 @@ static int ntfs_sync_fs(struct super_block *sb, int wait)

static const struct super_operations ntfs_sops = {
.alloc_inode = ntfs_alloc_inode,
- .destroy_inode = ntfs_destroy_inode,
+ .free_inode = ntfs_free_inode,
.evict_inode = ntfs_evict_inode,
.put_super = ntfs_put_super,
.statfs = ntfs_statfs,
@@ -1520,11 +1511,8 @@ static int __init init_ntfs_fs(void)

static void __exit exit_ntfs_fs(void)
{
- if (ntfs_inode_cachep) {
- rcu_barrier();
- kmem_cache_destroy(ntfs_inode_cachep);
- }
-
+ rcu_barrier();
+ kmem_cache_destroy(ntfs_inode_cachep);
unregister_filesystem(&ntfs_fs_type);
ntfs3_exit_bitmap();
}
--
2.37.0