From: Shaohua Li <shaohua.li@intel.com>
Date: Sun, 1 May 2011 22:11:18 +0000 (-0400)
Subject: ext4: remove dead code in ext4_has_free_blocks()
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=dc2070a241cf3f86395afe7b969020d99aad8f00;p=openwrt%2Fstaging%2Fblogic.git

ext4: remove dead code in ext4_has_free_blocks()

percpu_counter_sum_positive() never returns a negative value.

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
---

diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index 1c67139ad4b4..9c6cd51c09e3 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -507,11 +507,6 @@ static int ext4_has_free_blocks(struct ext4_sb_info *sbi, s64 nblocks)
 						EXT4_FREEBLOCKS_WATERMARK) {
 		free_blocks  = percpu_counter_sum_positive(fbc);
 		dirty_blocks = percpu_counter_sum_positive(dbc);
-		if (dirty_blocks < 0) {
-			printk(KERN_CRIT "Dirty block accounting "
-					"went wrong %lld\n",
-					(long long)dirty_blocks);
-		}
 	}
 	/* Check whether we have space after
 	 * accounting for current dirty blocks & root reserved blocks.