ext4: mark the blocks/inode bitmap beyond end of group as used

(cherry picked from commit 648f5879f5892dddd3ba71cd0d285599f40f2512)

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 4f1601b9b5939e50ec6e21eb4b5154849fa63e85..b363c495663c06925fb0d5408b4caeda76257eac 100644 (file)
--- 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 0c2044739a2665820a6c36fa63a4bedb72ae360c..3c4d75e91f8ebc99c42f648c3072e6a8271d8a28 100644 (file)
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -3036,8 +3036,8 @@ 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 c07ddc06aeca755ab875f416af96d157bdb28a5f..d1585dd3af8e5beea58b16577162cedf958fde80 100644 (file)
--- 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: