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xfs: correctly decrement the extent buffer index in xfs_bmap_del_extent
[pandora-kernel.git]
/
fs
/
super.c
diff --git
a/fs/super.c
b/fs/super.c
index
e848649
..
8a06881
100644
(file)
--- a/
fs/super.c
+++ b/
fs/super.c
@@
-71,6
+71,7
@@
static struct super_block *alloc_super(struct file_system_type *type)
#else
INIT_LIST_HEAD(&s->s_files);
#endif
#else
INIT_LIST_HEAD(&s->s_files);
#endif
+ s->s_bdi = &default_backing_dev_info;
INIT_LIST_HEAD(&s->s_instances);
INIT_HLIST_BL_HEAD(&s->s_anon);
INIT_LIST_HEAD(&s->s_inodes);
INIT_LIST_HEAD(&s->s_instances);
INIT_HLIST_BL_HEAD(&s->s_anon);
INIT_LIST_HEAD(&s->s_inodes);
@@
-936,6
+937,7
@@
mount_fs(struct file_system_type *type, int flags, const char *name, void *data)
sb = root->d_sb;
BUG_ON(!sb);
WARN_ON(!sb->s_bdi);
sb = root->d_sb;
BUG_ON(!sb);
WARN_ON(!sb->s_bdi);
+ WARN_ON(sb->s_bdi == &default_backing_dev_info);
sb->s_flags |= MS_BORN;
error = security_sb_kern_mount(sb, flags, secdata);
sb->s_flags |= MS_BORN;
error = security_sb_kern_mount(sb, flags, secdata);