X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=fs%2Fblock_dev.c;h=b155d32db76633bc88d1904546f803d2272db179;hb=88793e5c774ec69351ef6b5200bb59f532e41bca;hp=054ef1bbb821b403f47ab8bd02c7960dac73f6ae;hpb=61031952f4c89dba1065f7a5b9419badb112554c;p=platform%2Fkernel%2Flinux-exynos.git

diff --git a/fs/block_dev.c b/fs/block_dev.c
index 054ef1b..b155d32 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -14,6 +14,7 @@
 #include <linux/device_cgroup.h>
 #include <linux/highmem.h>
 #include <linux/blkdev.h>
+#include <linux/backing-dev.h>
 #include <linux/module.h>
 #include <linux/blkpg.h>
 #include <linux/magic.h>
@@ -546,7 +547,8 @@ static struct file_system_type bd_type = {
 	.kill_sb	= kill_anon_super,
 };
 
-static struct super_block *blockdev_superblock __read_mostly;
+struct super_block *blockdev_superblock __read_mostly;
+EXPORT_SYMBOL_GPL(blockdev_superblock);
 
 void __init bdev_cache_init(void)
 {
@@ -687,11 +689,6 @@ static struct block_device *bd_acquire(struct inode *inode)
 	return bdev;
 }
 
-int sb_is_blkdev_sb(struct super_block *sb)
-{
-	return sb == blockdev_superblock;
-}
-
 /* Call when you free inode */
 
 void bd_forget(struct inode *inode)