fs: icache RCU free inodes

[firefly-linux-kernel-4.4.55.git] / fs / freevxfs / vxfs_inode.c

diff --git a/fs/freevxfs/vxfs_inode.c b/fs/freevxfs/vxfs_inode.c
index 79d1b4ea13e79bc6531761ed817f0011653492bd..2ba6719ac6127950fa33f59ec0883d6f6a42362b 100644 (file)
--- a/fs/freevxfs/vxfs_inode.c
+++ b/fs/freevxfs/vxfs_inode.c
@@ -260,6 +260,7 @@ vxfs_get_fake_inode(struct super_block *sbp, struct vxfs_inode_info *vip)
        struct inode                    *ip = NULL;
 
        if ((ip = new_inode(sbp))) {
+               ip->i_ino = get_next_ino();
                vxfs_iinit(ip, vip);
                ip->i_mapping->a_ops = &vxfs_aops;
        }
@@ -336,6 +337,13 @@ vxfs_iget(struct super_block *sbp, ino_t ino)
        return ip;
 }
 
+static void vxfs_i_callback(struct rcu_head *head)
+{
+       struct inode *inode = container_of(head, struct inode, i_rcu);
+       INIT_LIST_HEAD(&inode->i_dentry);
+       kmem_cache_free(vxfs_inode_cachep, inode->i_private);
+}
+
 /**
  * vxfs_evict_inode - remove inode from main memory
  * @ip:                inode to discard.
@@ -349,5 +357,5 @@ vxfs_evict_inode(struct inode *ip)
 {
        truncate_inode_pages(&ip->i_data, 0);
        end_writeback(ip);
-       kmem_cache_free(vxfs_inode_cachep, ip->i_private);
+       call_rcu(&ip->i_rcu, vxfs_i_callback);
 }