[-mm patch] remove fs/ext2/balloc.c:reserve_blocks()

[Adrian Bunk <bunk@kernel.org>]

reserve_blocks() is no longer used.

Spotted by the GNU C compiler.

Signed-off-by: Adrian Bunk <bunk@kernel.org>

---

 fs/ext2/balloc.c |   35 -----------------------------------
 1 file changed, 35 deletions(-)

4b64502ecee91af41888261d7392688c9283792f 
diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c
index 1c57a3f..b63f6a4 100644
--- a/fs/ext2/balloc.c
+++ b/fs/ext2/balloc.c
@@ -133,41 +133,6 @@ error_out:
 	return NULL;
 }
 
-/*
- * Set sb->s_dirt here because the superblock was "logically" altered.  We
- * need to recalculate its free blocks count and flush it out.
- */
-static int reserve_blocks(struct super_block *sb, int count)
-{
-	struct ext2_sb_info *sbi = EXT2_SB(sb);
-	struct ext2_super_block *es = sbi->s_es;
-	unsigned free_blocks;
-	unsigned root_blocks;
-
-	free_blocks = percpu_counter_read_positive(&sbi->s_freeblocks_counter);
-	root_blocks = le32_to_cpu(es->s_r_blocks_count);
-
-	if (free_blocks < count)
-		count = free_blocks;
-
-	if (free_blocks < root_blocks + count && !capable(CAP_SYS_RESOURCE) &&
-	    sbi->s_resuid != current->fsuid &&
-	    (sbi->s_resgid == 0 || !in_group_p (sbi->s_resgid))) {
-		/*
-		 * We are too close to reserve and we are not privileged.
-		 * Can we allocate anything at all?
-		 */
-		if (free_blocks > root_blocks)
-			count = free_blocks - root_blocks;
-		else
-			return 0;
-	}
-
-	percpu_counter_mod(&sbi->s_freeblocks_counter, -count);
-	sb->s_dirt = 1;
-	return count;
-}
-
 static void release_blocks(struct super_block *sb, int count)
 {
 	if (count) {

-
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