---

yaml
---
r: 180423
b: refs/heads/master
c: ccd4bb1
h: refs/heads/master
i:
  180421: d0151d8
  180419: 942ffd2
  180415: f627738
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 301a6a317797ca362951ea21da397c05236f0070
+refs/heads/master: ccd4bb1beb3316de4611de24d223ad761b5a7e95

trunk/fs/cifs/inode.c

@@ -1762,8 +1762,18 @@ cifs_setattr_unix(struct dentry *direntry, struct iattr *attrs)
 					CIFS_MOUNT_MAP_SPECIAL_CHR);
 	}
 
-	if (!rc)
+	if (!rc) {
 		rc = inode_setattr(inode, attrs);
+
+		/* force revalidate when any of these times are set since some
+		   of the fs types (eg ext3, fat) do not have fine enough
+		   time granularity to match protocol, and we do not have a
+		   a way (yet) to query the server fs's time granularity (and
+		   whether it rounds times down).
+		*/
+		if (!rc && (attrs->ia_valid & (ATTR_MTIME | ATTR_CTIME)))
+			cifsInode->time = 0;
+	}
 out:
 	kfree(args);
 	kfree(full_path);