summaryrefslogtreecommitdiffstats
path: root/fs/ext4/resize.c
diff options
context:
space:
mode:
authorDarrick J. Wong <djwong@us.ibm.com>2012-03-20 15:46:11 -0400
committerTheodore Ts'o <tytso@mit.edu>2012-03-20 15:46:11 -0400
commit636d7e2e3b57543636d20cd083079300ccdd569d (patch)
treec3dcb77693d2a2262be5ebc4a2f993d01453b4b6 /fs/ext4/resize.c
parent92b9781658dba287a1354ad74ed351f68c3ee740 (diff)
downloadop-kernel-dev-636d7e2e3b57543636d20cd083079300ccdd569d.zip
op-kernel-dev-636d7e2e3b57543636d20cd083079300ccdd569d.tar.gz
ext4: update s_free_{inodes,blocks}_count during online resize
When we're doing an online resize of an ext4 filesystem, we need to update the free inode and block counts in the superblock so that fsck doesn't complain. Signed-off-by: Darrick J. Wong <djwong@us.ibm.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/resize.c')
-rw-r--r--fs/ext4/resize.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index b6ad461..59fa0be 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -1163,8 +1163,11 @@ static void ext4_update_super(struct super_block *sb,
do_div(reserved_blocks, 100);
ext4_blocks_count_set(es, ext4_blocks_count(es) + blocks_count);
+ ext4_free_blocks_count_set(es, ext4_free_blocks_count(es) + free_blocks);
le32_add_cpu(&es->s_inodes_count, EXT4_INODES_PER_GROUP(sb) *
flex_gd->count);
+ le32_add_cpu(&es->s_free_inodes_count, EXT4_INODES_PER_GROUP(sb) *
+ flex_gd->count);
/*
* We need to protect s_groups_count against other CPUs seeing
@@ -1465,6 +1468,7 @@ static int ext4_group_extend_no_check(struct super_block *sb,
}
ext4_blocks_count_set(es, o_blocks_count + add);
+ ext4_free_blocks_count_set(es, ext4_free_blocks_count(es) + add);
ext4_debug("freeing blocks %llu through %llu\n", o_blocks_count,
o_blocks_count + add);
/* We add the blocks to the bitmap and set the group need init bit */
OpenPOWER on IntegriCloud