diff options
Diffstat (limited to 'fs/ext3/fsync.c')
| -rw-r--r-- | fs/ext3/fsync.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/ext3/fsync.c b/fs/ext3/fsync.c index 0bcf63a..d494c55 100644 --- a/fs/ext3/fsync.c +++ b/fs/ext3/fsync.c @@ -30,6 +30,7 @@ #include <linux/jbd.h> #include <linux/ext3_fs.h> #include <linux/ext3_jbd.h> +#include <trace/events/ext3.h> /* * akpm: A new design for ext3_sync_file(). @@ -51,12 +52,14 @@ int ext3_sync_file(struct file *file, loff_t start, loff_t end, int datasync) int ret, needs_barrier = 0; tid_t commit_tid; + trace_ext3_sync_file_enter(file, datasync); + if (inode->i_sb->s_flags & MS_RDONLY) return 0; ret = filemap_write_and_wait_range(inode->i_mapping, start, end); if (ret) - return ret; + goto out; /* * Taking the mutex here just to keep consistent with how fsync was @@ -83,7 +86,8 @@ int ext3_sync_file(struct file *file, loff_t start, loff_t end, int datasync) */ if (ext3_should_journal_data(inode)) { mutex_unlock(&inode->i_mutex); - return ext3_force_commit(inode->i_sb); + ret = ext3_force_commit(inode->i_sb); + goto out; } if (datasync) @@ -104,6 +108,9 @@ int ext3_sync_file(struct file *file, loff_t start, loff_t end, int datasync) */ if (needs_barrier) blkdev_issue_flush(inode->i_sb->s_bdev, GFP_KERNEL, NULL); + mutex_unlock(&inode->i_mutex); +out: + trace_ext3_sync_file_exit(inode, ret); return ret; } |
