diff options
Diffstat (limited to 'fs/freevxfs/vxfs_super.c')
| -rw-r--r-- | fs/freevxfs/vxfs_super.c | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/fs/freevxfs/vxfs_super.c b/fs/freevxfs/vxfs_super.c index 40125cc825f2..dfa775ef4d1d 100644 --- a/fs/freevxfs/vxfs_super.c +++ b/fs/freevxfs/vxfs_super.c @@ -52,6 +52,8 @@ MODULE_AUTHOR("Christoph Hellwig"); MODULE_DESCRIPTION("Veritas Filesystem (VxFS) driver"); MODULE_LICENSE("Dual BSD/GPL"); +static struct kmem_cache *vxfs_inode_cachep; + /** * vxfs_put_super - free superblock resources * @sbp: VFS superblock. @@ -117,7 +119,31 @@ static int vxfs_remount(struct super_block *sb, int *flags, char *data) return 0; } +static struct inode *vxfs_alloc_inode(struct super_block *sb) +{ + struct vxfs_inode_info *vi; + + vi = kmem_cache_alloc(vxfs_inode_cachep, GFP_KERNEL); + if (!vi) + return NULL; + return &vi->vfs_inode; +} + +static void vxfs_i_callback(struct rcu_head *head) +{ + struct inode *inode = container_of(head, struct inode, i_rcu); + + kmem_cache_free(vxfs_inode_cachep, VXFS_INO(inode)); +} + +static void vxfs_destroy_inode(struct inode *inode) +{ + call_rcu(&inode->i_rcu, vxfs_i_callback); +} + static const struct super_operations vxfs_super_ops = { + .alloc_inode = vxfs_alloc_inode, + .destroy_inode = vxfs_destroy_inode, .evict_inode = vxfs_evict_inode, .put_super = vxfs_put_super, .statfs = vxfs_statfs, @@ -206,6 +232,7 @@ static int vxfs_fill_super(struct super_block *sbp, void *dp, int silent) goto out; } + sbp->s_op = &vxfs_super_ops; sbp->s_fs_info = infp; if (!vxfs_try_sb_magic(sbp, silent, 1, @@ -256,7 +283,6 @@ static int vxfs_fill_super(struct super_block *sbp, void *dp, int silent) goto out; } - sbp->s_op = &vxfs_super_ops; root = vxfs_iget(sbp, VXFS_ROOT_INO); if (IS_ERR(root)) { ret = PTR_ERR(root); |