1 files changed, 3 insertions, 2 deletions

diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index 4f14be585d6c..76f867cf23f8 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -87,8 +87,9 @@ v9fs_fill_super(struct super_block *sb, struct v9fs_session_info *v9ses,
                 sb->s_op = &v9fs_super_ops;
         sb->s_bdi = &v9ses->bdi;
 
-        sb->s_flags = flags | MS_ACTIVE | MS_SYNCHRONOUS | MS_DIRSYNC |
-            MS_NOATIME;
+        sb->s_flags = flags | MS_ACTIVE | MS_DIRSYNC | MS_NOATIME;
+        if (!v9ses->cache)
+                sb->s_flags |= MS_SYNCHRONOUS;
 
 #ifdef CONFIG_9P_FS_POSIX_ACL
         if ((v9ses->flags & V9FS_ACL_MASK) == V9FS_POSIX_ACL)