From 056bea3706799ff795f03df976f95c5b473de497 Mon Sep 17 00:00:00 2001
From: "J. Bruce Fields" <bfields@citi.umich.edu>
Date: Tue, 17 Jul 2007 04:04:52 -0700
Subject: [PATCH] --- yaml --- r: 60847 b: refs/heads/master c:
 1269bc69b6649282091bb7007372acf4ab8357fd h: refs/heads/master i:   60845:
 4c5bc9af12bc2a0e1272644dcc639396d6220603   60843:
 aab27ad1e15a8867e73032a2029f53df257073a8   60839:
 920fb6a80a226c9c1b877618f0f1a13127fb0e8c   60831:
 bbc3bbd475bfeeea443f63077fb2961e578cd19c v: v3

---
 [refs]                            |  2 +-
 trunk/fs/nfsd/auth.c              | 18 ++++++++++++++++--
 trunk/include/linux/nfsd/export.h |  3 ++-
 3 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/[refs] b/[refs]
index 0d2292e21f4b..1307abbc082b 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9091224f3cff4721f295df29e8a99705a63bc4c7
+refs/heads/master: 1269bc69b6649282091bb7007372acf4ab8357fd
diff --git a/trunk/fs/nfsd/auth.c b/trunk/fs/nfsd/auth.c
index 6e92b0fe5323..cf61dc8ae942 100644
--- a/trunk/fs/nfsd/auth.c
+++ b/trunk/fs/nfsd/auth.c
@@ -12,17 +12,31 @@
 
 #define	CAP_NFSD_MASK (CAP_FS_MASK|CAP_TO_MASK(CAP_SYS_RESOURCE))
 
+static int nfsexp_flags(struct svc_rqst *rqstp, struct svc_export *exp)
+{
+	struct exp_flavor_info *f;
+	struct exp_flavor_info *end = exp->ex_flavors + exp->ex_nflavors;
+
+	for (f = exp->ex_flavors; f < end; f++) {
+		if (f->pseudoflavor == rqstp->rq_flavor)
+			return f->flags;
+	}
+	return exp->ex_flags;
+
+}
+
 int nfsd_setuser(struct svc_rqst *rqstp, struct svc_export *exp)
 {
 	struct svc_cred	cred = rqstp->rq_cred;
 	int i;
+	int flags = nfsexp_flags(rqstp, exp);
 	int ret;
 
-	if (exp->ex_flags & NFSEXP_ALLSQUASH) {
+	if (flags & NFSEXP_ALLSQUASH) {
 		cred.cr_uid = exp->ex_anon_uid;
 		cred.cr_gid = exp->ex_anon_gid;
 		cred.cr_group_info = groups_alloc(0);
-	} else if (exp->ex_flags & NFSEXP_ROOTSQUASH) {
+	} else if (flags & NFSEXP_ROOTSQUASH) {
 		struct group_info *gi;
 		if (!cred.cr_uid)
 			cred.cr_uid = exp->ex_anon_uid;
diff --git a/trunk/include/linux/nfsd/export.h b/trunk/include/linux/nfsd/export.h
index a01f775cb944..78feb7beff75 100644
--- a/trunk/include/linux/nfsd/export.h
+++ b/trunk/include/linux/nfsd/export.h
@@ -43,7 +43,8 @@
 #define NFSEXP_ALLFLAGS		0xFE3F
 
 /* The flags that may vary depending on security flavor: */
-#define NFSEXP_SECINFO_FLAGS	0
+#define NFSEXP_SECINFO_FLAGS	(NFSEXP_READONLY | NFSEXP_ROOTSQUASH \
+					| NFSEXP_ALLSQUASH)
 
 #ifdef __KERNEL__