From dac78537f78377268951cd061db53e380bc5b55c Mon Sep 17 00:00:00 2001
From: Wu Fengguang <fengguang.wu@gmail.com>
Date: Thu, 3 Dec 2009 13:54:25 +0100
Subject: [PATCH] --- yaml --- r: 172982 b: refs/heads/master c:
 951c30d135390a108f102b0f6e3cfa6241f2a1aa h: refs/heads/master v: v3

---
 [refs]                  |  2 +-
 trunk/fs/fs-writeback.c | 18 ------------------
 2 files changed, 1 insertion(+), 19 deletions(-)

diff --git a/[refs] b/[refs]
index 5f1d7f3c1449..a00cdf118e6c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bf7ec5bb6114b2f086e536e24486fdacd1c0d339
+refs/heads/master: 951c30d135390a108f102b0f6e3cfa6241f2a1aa
diff --git a/trunk/fs/fs-writeback.c b/trunk/fs/fs-writeback.c
index 9d5360c4c2af..0306c8e7d6b5 100644
--- a/trunk/fs/fs-writeback.c
+++ b/trunk/fs/fs-writeback.c
@@ -614,7 +614,6 @@ static void writeback_inodes_wb(struct bdi_writeback *wb,
 				struct writeback_control *wbc)
 {
 	struct super_block *sb = wbc->sb, *pin_sb = NULL;
-	const int is_blkdev_sb = sb_is_blkdev_sb(sb);
 	const unsigned long start = jiffies;	/* livelock avoidance */
 
 	spin_lock(&inode_lock);
@@ -635,23 +634,6 @@ static void writeback_inodes_wb(struct bdi_writeback *wb,
 			continue;
 		}
 
-		if (!bdi_cap_writeback_dirty(wb->bdi)) {
-			redirty_tail(inode);
-			if (is_blkdev_sb) {
-				/*
-				 * Dirty memory-backed blockdev: the ramdisk
-				 * driver does this.  Skip just this inode
-				 */
-				continue;
-			}
-			/*
-			 * Dirty memory-backed inode against a filesystem other
-			 * than the kernel-internal bdev filesystem.  Skip the
-			 * entire superblock.
-			 */
-			break;
-		}
-
 		if (inode->i_state & (I_NEW | I_WILL_FREE)) {
 			requeue_io(inode);
 			continue;