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-rw-r--r--fs/ext4/super.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 0886fe82e9c4..3e58f952eddc 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -951,6 +951,7 @@ static void ext4_put_super(struct super_block *sb)
if (sbi->s_chksum_driver)
crypto_free_shash(sbi->s_chksum_driver);
kfree(sbi->s_blockgroup_lock);
+ fs_put_dax(sbi->s_daxdev);
kfree(sbi);
}
@@ -978,8 +979,6 @@ static struct inode *ext4_alloc_inode(struct super_block *sb)
ei->i_es_shk_nr = 0;
ei->i_es_shrink_lblk = 0;
ei->i_reserved_data_blocks = 0;
- ei->i_reserved_meta_blocks = 0;
- ei->i_allocated_meta_blocks = 0;
ei->i_da_metadata_calc_len = 0;
ei->i_da_metadata_calc_last_lblock = 0;
spin_lock_init(&(ei->i_block_reservation_lock));
@@ -3379,6 +3378,7 @@ static void ext4_set_resv_clusters(struct super_block *sb)
static int ext4_fill_super(struct super_block *sb, void *data, int silent)
{
+ struct dax_device *dax_dev = fs_dax_get_by_bdev(sb->s_bdev);
char *orig_data = kstrdup(data, GFP_KERNEL);
struct buffer_head *bh;
struct ext4_super_block *es = NULL;
@@ -3401,6 +3401,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
unsigned int journal_ioprio = DEFAULT_JOURNAL_IOPRIO;
ext4_group_t first_not_zeroed;
+ sbi->s_daxdev = dax_dev;
if ((data && !orig_data) || !sbi)
goto out_free_base;
@@ -4380,6 +4381,7 @@ out_fail:
out_free_base:
kfree(sbi);
kfree(orig_data);
+ fs_put_dax(dax_dev);
return err ? err : ret;
}