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[FOR-STABLE-2.6.27,17/24] ext4: mark the blocks/inode bitmap beyond end of group as used

Message ID 1234886324-15105-18-git-send-email-tytso@mit.edu
State Not Applicable, archived
Headers show

Commit Message

Theodore Ts'o Feb. 17, 2009, 3:58 p.m. UTC
From: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>

We need to mark the block/inode bitmap beyond the end of the group
with '1'.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: stable@kernel.org
(cherry picked from commit 648f5879f5892dddd3ba71cd0d285599f40f2512)
---
 fs/ext4/ialloc.c  |    2 +-
 fs/ext4/mballoc.c |    4 ++--
 fs/ext4/resize.c  |    6 ++----
 3 files changed, 5 insertions(+), 7 deletions(-)
diff mbox

Patch

diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 4a3aee8..b994854 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -84,7 +84,7 @@  unsigned ext4_init_inode_bitmap(struct super_block *sb, struct buffer_head *bh,
 	}
 
 	memset(bh->b_data, 0, (EXT4_INODES_PER_GROUP(sb) + 7) / 8);
-	mark_bitmap_end(EXT4_INODES_PER_GROUP(sb), EXT4_BLOCKS_PER_GROUP(sb),
+	mark_bitmap_end(EXT4_INODES_PER_GROUP(sb), sb->s_blocksize * 8,
 			bh->b_data);
 
 	return EXT4_INODES_PER_GROUP(sb);
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index a7057a3..4a21c79 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -3148,8 +3148,8 @@  ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac,
 	    in_range(block + len - 1, ext4_inode_table(sb, gdp),
 		     EXT4_SB(sb)->s_itb_per_group)) {
 		ext4_error(sb, __func__,
-			   "Allocating block in system zone - block = %llu",
-			   block);
+			   "Allocating block %llu in system zone of %d group\n",
+			   block, ac->ac_b_ex.fe_group);
 		/* File system mounted not to panic on error
 		 * Fix the bitmap and repeat the block allocation
 		 * We leak some of the blocks here.
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index fcb911e..cfb8e36 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -284,11 +284,9 @@  static int setup_new_group_blocks(struct super_block *sb,
 	if ((err = extend_or_restart_transaction(handle, 2, bh)))
 		goto exit_bh;
 
-	mark_bitmap_end(input->blocks_count, EXT4_BLOCKS_PER_GROUP(sb),
-			bh->b_data);
+	mark_bitmap_end(input->blocks_count, sb->s_blocksize * 8, bh->b_data);
 	ext4_journal_dirty_metadata(handle, bh);
 	brelse(bh);
-
 	/* Mark unused entries in inode bitmap used */
 	ext4_debug("clear inode bitmap %#04llx (+%llu)\n",
 		   input->inode_bitmap, input->inode_bitmap - start);
@@ -297,7 +295,7 @@  static int setup_new_group_blocks(struct super_block *sb,
 		goto exit_journal;
 	}
 
-	mark_bitmap_end(EXT4_INODES_PER_GROUP(sb), EXT4_BLOCKS_PER_GROUP(sb),
+	mark_bitmap_end(EXT4_INODES_PER_GROUP(sb), sb->s_blocksize * 8,
 			bh->b_data);
 	ext4_journal_dirty_metadata(handle, bh);
 exit_bh: