diff options
| -rw-r--r-- | fs/xfs/xfs_file.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index a29f78a663ca..3d1b95124744 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -1008,6 +1008,21 @@ xfs_file_fadvise( return ret; } +/* Does this file, inode, or mount want synchronous writes? */ +static inline bool xfs_file_sync_writes(struct file *filp) +{ + struct xfs_inode *ip = XFS_I(file_inode(filp)); + + if (ip->i_mount->m_flags & XFS_MOUNT_WSYNC) + return true; + if (filp->f_flags & (__O_SYNC | O_DSYNC)) + return true; + if (IS_SYNC(file_inode(filp))) + return true; + + return false; +} + STATIC loff_t xfs_file_remap_range( struct file *file_in, @@ -1065,7 +1080,7 @@ xfs_file_remap_range( if (ret) goto out_unlock; - if (mp->m_flags & XFS_MOUNT_WSYNC) + if (xfs_file_sync_writes(file_in) || xfs_file_sync_writes(file_out)) xfs_log_force_inode(dest); out_unlock: xfs_iunlock2_io_mmap(src, dest); |