Remove rwpidforward from wine mount option for 3.1

sources/3.1/README

@@ -460,7 +460,7 @@ A partial list of the supported mount options follows:
   rwpidforward  Forward pid of a process who opened a file to any read or write
 		operation on that file. This prevent applications like WINE
 		from failing on read and write if we use mandatory brlock style.
-  wine  	Switch on pidforwardio+strictcache+forcemand.
+  wine  	Switch on strictcache+forcemand.
   acl   	Allow setfacl and getfacl to manage posix ACLs if server
 		supports them.  (default)
   noacl 	Do not allow setfacl and getfacl calls on this mount

sources/3.1/cifsfs.c

@@ -434,8 +434,7 @@ cifs_show_options(struct seq_file *s, struct vfsmount *m)
 		seq_printf(s, ",mfsymlinks");
 	if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_FSCACHE)
 		seq_printf(s, ",fsc");
-	if ((cifs_sb->mnt_cifs_flags & CIFS_MOUNT_RWPIDFORWARD) &&
-	    (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_STRICT_IO) &&
+	if ((cifs_sb->mnt_cifs_flags & CIFS_MOUNT_STRICT_IO) &&
 	    (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NOPOSIXBRL))
 		seq_printf(s, ",wine");
 

sources/3.1/cifsglob.h

@@ -201,7 +201,7 @@ struct smb_vol {
 	bool mfsymlinks:1; /* use Minshall+French Symlinks */
 	bool multiuser:1;
 	bool rwpidforward:1; /* pid forward for read/write operations */
-	bool wine:1; /* switch on pidforwardio+strictcache+forcemand */
+	bool wine:1; /* switch on strictcache+forcemand */
 	unsigned int rsize;
 	unsigned int wsize;
 	bool sockopt_tcp_nodelay:1;

sources/3.1/connect.c

@@ -1407,7 +1407,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
 			vol->wine = 1;
 			vol->strict_io = 1;
 			vol->mand_lock = 1;
-			vol->rwpidforward = 1;
 		} else if (strnicmp(data, "cifsacl", 7) == 0) {
 			vol->cifs_acl = 1;
 		} else if (strnicmp(data, "nocifsacl", 9) == 0) {