Merge branch 'for-2.6.38/core' of git://git.kernel.dk/linux-2.6-block

[linux-2.6.git] / fs / block_dev.c

diff --git a/fs/block_dev.c b/fs/block_dev.c
index 6017389711eec8d620d4e132591bcce068a68aa4..fe3f59c14a02bb523aaaffc4f668b785fed06f01 100644 (file)
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -11,7 +11,6 @@
 #include <linux/slab.h>
 #include <linux/kmod.h>
 #include <linux/major.h>
-#include <linux/smp_lock.h>
 #include <linux/device_cgroup.h>
 #include <linux/highmem.h>
 #include <linux/blkdev.h>
@@ -410,13 +409,20 @@ static struct inode *bdev_alloc_inode(struct super_block *sb)
        return &ei->vfs_inode;
 }
 
-static void bdev_destroy_inode(struct inode *inode)
+static void bdev_i_callback(struct rcu_head *head)
 {
+       struct inode *inode = container_of(head, struct inode, i_rcu);
        struct bdev_inode *bdi = BDEV_I(inode);
 
+       INIT_LIST_HEAD(&inode->i_dentry);
        kmem_cache_free(bdev_cachep, bdi);
 }
 
+static void bdev_destroy_inode(struct inode *inode)
+{
+       call_rcu(&inode->i_rcu, bdev_i_callback);
+}
+
 static void init_once(void *foo)
 {
        struct bdev_inode *ei = (struct bdev_inode *) foo;
@@ -464,7 +470,7 @@ static const struct super_operations bdev_sops = {
 static struct dentry *bd_mount(struct file_system_type *fs_type,
        int flags, const char *dev_name, void *data)
 {
-       return mount_pseudo(fs_type, "bdev:", &bdev_sops, 0x62646576);
+       return mount_pseudo(fs_type, "bdev:", &bdev_sops, NULL, 0x62646576);
 }
 
 static struct file_system_type bd_type = {