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-rw-r--r--fs/ocfs2/alloc.c1
-rw-r--r--fs/ocfs2/aops.c1
-rw-r--r--fs/ocfs2/dir.c4
-rw-r--r--fs/ocfs2/file.c36
-rw-r--r--fs/ocfs2/inode.c28
-rw-r--r--fs/ocfs2/inode.h7
-rw-r--r--fs/ocfs2/journal.h11
-rw-r--r--fs/ocfs2/namei.c4
-rw-r--r--fs/ocfs2/super.c3
9 files changed, 74 insertions, 21 deletions
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index e2edff3..6b97d68 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -6932,6 +6932,7 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode,
di->i_dyn_features = cpu_to_le16(oi->ip_dyn_features);
spin_unlock(&oi->ip_lock);
+ ocfs2_update_inode_fsync_trans(handle, inode, 1);
ocfs2_dinode_new_extent_list(inode, di);
ocfs2_journal_dirty(handle, di_bh);
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index ebe44f7..d310d12 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c
@@ -2039,6 +2039,7 @@ out_write_size:
inode->i_mtime = inode->i_ctime = CURRENT_TIME;
di->i_mtime = di->i_ctime = cpu_to_le64(inode->i_mtime.tv_sec);
di->i_mtime_nsec = di->i_ctime_nsec = cpu_to_le32(inode->i_mtime.tv_nsec);
+ ocfs2_update_inode_fsync_trans(handle, inode, 1);
ocfs2_journal_dirty(handle, wc->w_di_bh);
ocfs2_commit_trans(osb, handle);
diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c
index 91a7e85..8b48e9b 100644
--- a/fs/ocfs2/dir.c
+++ b/fs/ocfs2/dir.c
@@ -2957,6 +2957,7 @@ static int ocfs2_expand_inline_dir(struct inode *dir, struct buffer_head *di_bh,
ocfs2_init_dir_trailer(dir, dirdata_bh, i);
}
+ ocfs2_update_inode_fsync_trans(handle, dir, 1);
ocfs2_journal_dirty(handle, dirdata_bh);
if (ocfs2_supports_indexed_dirs(osb) && !dx_inline) {
@@ -3338,6 +3339,7 @@ do_extend:
} else {
de->rec_len = cpu_to_le16(sb->s_blocksize);
}
+ ocfs2_update_inode_fsync_trans(handle, dir, 1);
ocfs2_journal_dirty(handle, new_bh);
dir_i_size += dir->i_sb->s_blocksize;
@@ -3896,6 +3898,7 @@ out_commit:
dquot_free_space_nodirty(dir,
ocfs2_clusters_to_bytes(dir->i_sb, 1));
+ ocfs2_update_inode_fsync_trans(handle, dir, 1);
ocfs2_commit_trans(osb, handle);
out:
@@ -4134,6 +4137,7 @@ static int ocfs2_expand_inline_dx_root(struct inode *dir,
mlog_errno(ret);
did_quota = 0;
+ ocfs2_update_inode_fsync_trans(handle, dir, 1);
ocfs2_journal_dirty(handle, dx_root_bh);
out_commit:
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 1673438..bd94d26 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -175,9 +175,13 @@ static int ocfs2_sync_file(struct file *file, loff_t start, loff_t end,
int datasync)
{
int err = 0;
- journal_t *journal;
struct inode *inode = file->f_mapping->host;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+ struct ocfs2_inode_info *oi = OCFS2_I(inode);
+ journal_t *journal = osb->journal->j_journal;
+ int ret;
+ tid_t commit_tid;
+ bool needs_barrier = false;
trace_ocfs2_sync_file(inode, file, file->f_path.dentry,
OCFS2_I(inode)->ip_blkno,
@@ -192,29 +196,19 @@ static int ocfs2_sync_file(struct file *file, loff_t start, loff_t end,
if (err)
return err;
- /*
- * Probably don't need the i_mutex at all in here, just putting it here
- * to be consistent with how fsync used to be called, someone more
- * familiar with the fs could possibly remove it.
- */
- mutex_lock(&inode->i_mutex);
- if (datasync && !(inode->i_state & I_DIRTY_DATASYNC)) {
- /*
- * We still have to flush drive's caches to get data to the
- * platter
- */
- if (osb->s_mount_opt & OCFS2_MOUNT_BARRIER)
- blkdev_issue_flush(inode->i_sb->s_bdev, GFP_KERNEL, NULL);
- goto bail;
+ commit_tid = datasync ? oi->i_datasync_tid : oi->i_sync_tid;
+ if (journal->j_flags & JBD2_BARRIER &&
+ !jbd2_trans_will_send_data_barrier(journal, commit_tid))
+ needs_barrier = true;
+ err = jbd2_complete_transaction(journal, commit_tid);
+ if (needs_barrier) {
+ ret = blkdev_issue_flush(inode->i_sb->s_bdev, GFP_KERNEL, NULL);
+ if (!err)
+ err = ret;
}
- journal = osb->journal->j_journal;
- err = jbd2_journal_force_commit(journal);
-
-bail:
if (err)
mlog_errno(err);
- mutex_unlock(&inode->i_mutex);
return (err < 0) ? -EIO : 0;
}
@@ -650,7 +644,7 @@ restarted_transaction:
mlog_errno(status);
goto leave;
}
-
+ ocfs2_update_inode_fsync_trans(handle, inode, 1);
ocfs2_journal_dirty(handle, bh);
spin_lock(&OCFS2_I(inode)->ip_lock);
diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index f29a90f..28ab8a9 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -130,6 +130,7 @@ struct inode *ocfs2_iget(struct ocfs2_super *osb, u64 blkno, unsigned flags,
struct inode *inode = NULL;
struct super_block *sb = osb->sb;
struct ocfs2_find_inode_args args;
+ journal_t *journal = OCFS2_SB(sb)->journal->j_journal;
trace_ocfs2_iget_begin((unsigned long long)blkno, flags,
sysfile_type);
@@ -169,6 +170,32 @@ struct inode *ocfs2_iget(struct ocfs2_super *osb, u64 blkno, unsigned flags,
goto bail;
}
+ /*
+ * Set transaction id's of transactions that have to be committed
+ * to finish f[data]sync. We set them to currently running transaction
+ * as we cannot be sure that the inode or some of its metadata isn't
+ * part of the transaction - the inode could have been reclaimed and
+ * now it is reread from disk.
+ */
+ if (journal) {
+ transaction_t *transaction;
+ tid_t tid;
+ struct ocfs2_inode_info *oi = OCFS2_I(inode);
+
+ read_lock(&journal->j_state_lock);
+ if (journal->j_running_transaction)
+ transaction = journal->j_running_transaction;
+ else
+ transaction = journal->j_committing_transaction;
+ if (transaction)
+ tid = transaction->t_tid;
+ else
+ tid = journal->j_commit_sequence;
+ read_unlock(&journal->j_state_lock);
+ oi->i_sync_tid = tid;
+ oi->i_datasync_tid = tid;
+ }
+
bail:
if (!IS_ERR(inode)) {
trace_ocfs2_iget_end(inode,
@@ -1260,6 +1287,7 @@ int ocfs2_mark_inode_dirty(handle_t *handle,
fe->i_mtime_nsec = cpu_to_le32(inode->i_mtime.tv_nsec);
ocfs2_journal_dirty(handle, bh);
+ ocfs2_update_inode_fsync_trans(handle, inode, 1);
leave:
return status;
}
diff --git a/fs/ocfs2/inode.h b/fs/ocfs2/inode.h
index 9f1580b..837e5e4 100644
--- a/fs/ocfs2/inode.h
+++ b/fs/ocfs2/inode.h
@@ -73,6 +73,13 @@ struct ocfs2_inode_info
u32 ip_dir_lock_gen;
struct ocfs2_alloc_reservation ip_la_data_resv;
+
+ /*
+ * Transactions that contain inode's metadata needed to complete
+ * fsync and fdatasync, respectively.
+ */
+ tid_t i_sync_tid;
+ tid_t i_datasync_tid;
};
/*
diff --git a/fs/ocfs2/journal.h b/fs/ocfs2/journal.h
index 9ff4e8c..7f8cde9 100644
--- a/fs/ocfs2/journal.h
+++ b/fs/ocfs2/journal.h
@@ -626,4 +626,15 @@ static inline int ocfs2_begin_ordered_truncate(struct inode *inode,
new_size);
}
+static inline void ocfs2_update_inode_fsync_trans(handle_t *handle,
+ struct inode *inode,
+ int datasync)
+{
+ struct ocfs2_inode_info *oi = OCFS2_I(inode);
+
+ oi->i_sync_tid = handle->h_transaction->t_tid;
+ if (datasync)
+ oi->i_datasync_tid = handle->h_transaction->t_tid;
+}
+
#endif /* OCFS2_JOURNAL_H */
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index 3683643..e61e4c9 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -495,6 +495,7 @@ static int __ocfs2_mknod_locked(struct inode *dir,
struct ocfs2_dinode *fe = NULL;
struct ocfs2_extent_list *fel;
u16 feat;
+ struct ocfs2_inode_info *oi = OCFS2_I(inode);
*new_fe_bh = NULL;
@@ -576,6 +577,9 @@ static int __ocfs2_mknod_locked(struct inode *dir,
mlog_errno(status);
}
+ oi->i_sync_tid = handle->h_transaction->t_tid;
+ oi->i_datasync_tid = handle->h_transaction->t_tid;
+
status = 0; /* error in ocfs2_create_new_inode_locks is not
* critical */
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index d7190b2..9fef73d 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -561,6 +561,9 @@ static struct inode *ocfs2_alloc_inode(struct super_block *sb)
if (!oi)
return NULL;
+ oi->i_sync_tid = 0;
+ oi->i_datasync_tid = 0;
+
jbd2_journal_init_jbd_inode(&oi->ip_jinode, &oi->vfs_inode);
return &oi->vfs_inode;
}
generated by cgit v0.10.2 at 2024-07-28 08:07:29 (GMT)