fs: use block_device name vsprintf helper

Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 6 insertions, 15 deletions

diff --git a/fs/buffer.c b/fs/buffer.c
index 4f4cd95..e1632ab 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -134,13 +134,10 @@ __clear_page_buffers(struct page *page)
 
 static void buffer_io_error(struct buffer_head *bh, char *msg)
 {
-	char b[BDEVNAME_SIZE];
-
 	if (!test_bit(BH_Quiet, &bh->b_state))
 		printk_ratelimited(KERN_ERR
-			"Buffer I/O error on dev %s, logical block %llu%s\n",
-			bdevname(bh->b_bdev, b),
-			(unsigned long long)bh->b_blocknr, msg);
+			"Buffer I/O error on dev %pg, logical block %llu%s\n",
+			bh->b_bdev, (unsigned long long)bh->b_blocknr, msg);
 }
 
 /*
@@ -237,15 +234,13 @@ __find_get_block_slow(struct block_device *bdev, sector_t block)
 	 * elsewhere, don't buffer_error if we had some unmapped buffers
 	 */
 	if (all_mapped) {
-		char b[BDEVNAME_SIZE];
-
 		printk("__find_get_block_slow() failed. "
 			"block=%llu, b_blocknr=%llu\n",
 			(unsigned long long)block,
 			(unsigned long long)bh->b_blocknr);
 		printk("b_state=0x%08lx, b_size=%zu\n",
 			bh->b_state, bh->b_size);
-		printk("device %s blocksize: %d\n", bdevname(bdev, b),
+		printk("device %pg blocksize: %d\n", bdev,
 			1 << bd_inode->i_blkbits);
 	}
 out_unlock:
@@ -531,10 +526,8 @@ repeat:
 
 static void do_thaw_one(struct super_block *sb, void *unused)
 {
-	char b[BDEVNAME_SIZE];
 	while (sb->s_bdev && !thaw_bdev(sb->s_bdev, sb))
-		printk(KERN_WARNING "Emergency Thaw on %s\n",
-		       bdevname(sb->s_bdev, b));
+		printk(KERN_WARNING "Emergency Thaw on %pg\n", sb->s_bdev);
 }
 
 static void do_thaw_all(struct work_struct *work)
@@ -1074,12 +1067,10 @@ grow_buffers(struct block_device *bdev, sector_t block, int size, gfp_t gfp)
 	 * pagecache index.  (this comparison is done using sector_t types).
 	 */
 	if (unlikely(index != block >> sizebits)) {
-		char b[BDEVNAME_SIZE];
-
 		printk(KERN_ERR "%s: requested out-of-range block %llu for "
-			"device %s\n",
+			"device %pg\n",
 			__func__, (unsigned long long)block,
-			bdevname(bdev, b));
+			bdev);
 		return -EIO;
 	}