commit: 72bd481f860f0125c810bb43d878ce5f9c060c58
From: Jeff Layton <[email protected]>
Date: Wed, 3 Oct 2012 16:02:36 -0400
Subject: cifs: reinstate the forcegid option

Apparently this was lost when we converted to the standard option
parser in 8830d7e07a5e38bc47650a7554b7c1cfd49902bf

Cc: Sachin Prabhu <[email protected]>
Cc: [email protected] # v3.4+
Reported-by: Gregory Lee Bartholomew <[email protected]>
Signed-off-by: Jeff Layton <[email protected]>
Signed-off-by: Steve French <[email protected]>
---
 fs/cifs/connect.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 2fdbe08..5c670b9 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -67,6 +67,7 @@ enum {
        /* Mount options that take no arguments */
        Opt_user_xattr, Opt_nouser_xattr,
        Opt_forceuid, Opt_noforceuid,
+       Opt_forcegid, Opt_noforcegid,
        Opt_noblocksend, Opt_noautotune,
        Opt_hard, Opt_soft, Opt_perm, Opt_noperm,
        Opt_mapchars, Opt_nomapchars, Opt_sfu,
@@ -117,6 +118,8 @@ static const match_table_t cifs_mount_option_tokens = {
        { Opt_nouser_xattr, "nouser_xattr" },
        { Opt_forceuid, "forceuid" },
        { Opt_noforceuid, "noforceuid" },
+       { Opt_forcegid, "forcegid" },
+       { Opt_noforcegid, "noforcegid" },
        { Opt_noblocksend, "noblocksend" },
        { Opt_noautotune, "noautotune" },
        { Opt_hard, "hard" },
@@ -1195,6 +1198,12 @@ cifs_parse_mount_options(const char *mountdata, const 
char *devname,
                case Opt_noforceuid:
                        override_uid = 0;
                        break;
+               case Opt_forcegid:
+                       override_gid = 1;
+                       break;
+               case Opt_noforcegid:
+                       override_gid = 0;
+                       break;
                case Opt_noblocksend:
                        vol->noblocksnd = 1;
                        break;
-- 
1.7.3.4
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