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authorJan Kara <jack@suse.cz>2008-07-11 19:27:31 -0400
committerTheodore Ts'o <tytso@mit.edu>2008-07-11 19:27:31 -0400
commit678aaf481496b01473b778685eca231d6784098b (patch)
tree298fa039e4910a0ead3cdfb814af167f378391bc /fs/ext4/super.c
parentc851ed540173736e60d48b53b91a16ea5c903896 (diff)
ext4: Use new framework for data=ordered mode in JBD2
This patch makes ext4 use inode-based implementation of data=ordered mode in JBD2. It allows us to unify some data=ordered and data=writeback paths (especially writepage since we don't have to start a transaction anymore) and remove some buffer walking. Updated fix from Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> to fix file system hang due to corrupt jinode values. Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Mingming Cao <cmm@us.ibm.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/super.c')
-rw-r--r--fs/ext4/super.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 1b330cd71ca..629d0fa27e3 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -573,6 +573,7 @@ static struct inode *ext4_alloc_inode(struct super_block *sb)
memset(&ei->i_cached_extent, 0, sizeof(struct ext4_ext_cache));
INIT_LIST_HEAD(&ei->i_prealloc_list);
spin_lock_init(&ei->i_prealloc_lock);
+ jbd2_journal_init_jbd_inode(&ei->jinode, &ei->vfs_inode);
return &ei->vfs_inode;
}
@@ -637,6 +638,8 @@ static void ext4_clear_inode(struct inode *inode)
EXT4_I(inode)->i_block_alloc_info = NULL;
if (unlikely(rsv))
kfree(rsv);
+ jbd2_journal_release_jbd_inode(EXT4_SB(inode->i_sb)->s_journal,
+ &EXT4_I(inode)->jinode);
}
static inline void ext4_show_quota_options(struct seq_file *seq, struct super_block *sb)
@@ -3378,7 +3381,7 @@ static ssize_t ext4_quota_write(struct super_block *sb, int type,
err = ext4_journal_dirty_metadata(handle, bh);
else {
/* Always do at least ordered writes for quotas */
- err = ext4_journal_dirty_data(handle, bh);
+ err = ext4_jbd2_file_inode(handle, inode);
mark_buffer_dirty(bh);
}
brelse(bh);