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Subject[RFC PATCH 59/62] shmem: make use of ->free_inode()
Date
From: Al Viro <viro@zeniv.linux.org.uk>

same situation as for hugetlbfs

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
mm/shmem.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/mm/shmem.c b/mm/shmem.c
index b3db3779a30a..dbb7a6dadba7 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -3635,9 +3635,8 @@ static struct inode *shmem_alloc_inode(struct super_block *sb)
return &info->vfs_inode;
}

-static void shmem_destroy_callback(struct rcu_head *head)
+static void shmem_free_in_core_inode(struct inode *inode)
{
- struct inode *inode = container_of(head, struct inode, i_rcu);
if (S_ISLNK(inode->i_mode))
kfree(inode->i_link);
kmem_cache_free(shmem_inode_cachep, SHMEM_I(inode));
@@ -3647,7 +3646,6 @@ static void shmem_destroy_inode(struct inode *inode)
{
if (S_ISREG(inode->i_mode))
mpol_free_shared_policy(&SHMEM_I(inode)->policy);
- call_rcu(&inode->i_rcu, shmem_destroy_callback);
}

static void shmem_init_inode(void *foo)
@@ -3738,6 +3736,7 @@ static const struct inode_operations shmem_special_inode_operations = {

static const struct super_operations shmem_ops = {
.alloc_inode = shmem_alloc_inode,
+ .free_inode = shmem_free_in_core_inode,
.destroy_inode = shmem_destroy_inode,
#ifdef CONFIG_TMPFS
.statfs = shmem_statfs,
--
2.11.0
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