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Btrfs: do not mount when we have a sectorsize unequal to PAGE_SIZE

Our code is not ready to cope with a sectorsize that's not equal to PAGE_SIZE.
It will lead to hanging-on while writing something.

Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
Liu Bo 13 years ago
parent
commit
8d082fb727
1 changed files with 3 additions and 3 deletions
  1. 3 3
      fs/btrfs/disk-io.c

+ 3 - 3
fs/btrfs/disk-io.c

@@ -2254,9 +2254,9 @@ int open_ctree(struct super_block *sb,
 		goto fail_sb_buffer;
 	}
 
-	if (sectorsize < PAGE_SIZE) {
-		printk(KERN_WARNING "btrfs: Incompatible sector size "
-		       "found on %s\n", sb->s_id);
+	if (sectorsize != PAGE_SIZE) {
+		printk(KERN_WARNING "btrfs: Incompatible sector size(%lu) "
+		       "found on %s\n", (unsigned long)sectorsize, sb->s_id);
 		goto fail_sb_buffer;
 	}