From c4170583f655dca5da32bd14173d6a93805fc48b Mon Sep 17 00:00:00 2001
From: Andy Adamson <andros@citi.umich.edu>
Date: Tue, 17 Jul 2007 04:04:42 -0700
Subject: knfsd: nfsd4: store pseudoflavor in request

Add a new field to the svc_rqst structure to record the pseudoflavor that the
request was made with.  For now we record the pseudoflavor but don't use it
for anything.

Signed-off-by: Andy Adamson <andros@citi.umich.edu>
Signed-off-by: "J. Bruce Fields" <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 net/sunrpc/auth_gss/gss_mech_switch.c | 14 ++++++++++++++
 net/sunrpc/auth_gss/svcauth_gss.c     |  2 ++
 net/sunrpc/svcauth_unix.c             |  3 +++
 3 files changed, 19 insertions(+)

(limited to 'net/sunrpc')

diff --git a/net/sunrpc/auth_gss/gss_mech_switch.c b/net/sunrpc/auth_gss/gss_mech_switch.c
index 26872517ccf..61801a069ff 100644
--- a/net/sunrpc/auth_gss/gss_mech_switch.c
+++ b/net/sunrpc/auth_gss/gss_mech_switch.c
@@ -193,6 +193,20 @@ gss_mech_get_by_pseudoflavor(u32 pseudoflavor)
 
 EXPORT_SYMBOL(gss_mech_get_by_pseudoflavor);
 
+u32
+gss_svc_to_pseudoflavor(struct gss_api_mech *gm, u32 service)
+{
+	int i;
+
+	for (i = 0; i < gm->gm_pf_num; i++) {
+		if (gm->gm_pfs[i].service == service) {
+			return gm->gm_pfs[i].pseudoflavor;
+		}
+	}
+	return RPC_AUTH_MAXFLAVOR; /* illegal value */
+}
+EXPORT_SYMBOL(gss_svc_to_pseudoflavor);
+
 u32
 gss_pseudoflavor_to_service(struct gss_api_mech *gm, u32 pseudoflavor)
 {
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index c094583386f..7a3e1758bea 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -1131,6 +1131,8 @@ svcauth_gss_accept(struct svc_rqst *rqstp, __be32 *authp)
 		}
 		svcdata->rsci = rsci;
 		cache_get(&rsci->h);
+		rqstp->rq_flavor = gss_svc_to_pseudoflavor(
+					rsci->mechctx->mech_type, gc->gc_svc);
 		ret = SVC_OK;
 		goto out;
 	}
diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index 07dcd20cbee..d9fdf2e4d24 100644
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -5,6 +5,7 @@
 #include <linux/sunrpc/xdr.h>
 #include <linux/sunrpc/svcsock.h>
 #include <linux/sunrpc/svcauth.h>
+#include <linux/sunrpc/gss_api.h>
 #include <linux/err.h>
 #include <linux/seq_file.h>
 #include <linux/hash.h>
@@ -707,6 +708,7 @@ svcauth_null_accept(struct svc_rqst *rqstp, __be32 *authp)
 	svc_putnl(resv, RPC_AUTH_NULL);
 	svc_putnl(resv, 0);
 
+	rqstp->rq_flavor = RPC_AUTH_NULL;
 	return SVC_OK;
 }
 
@@ -784,6 +786,7 @@ svcauth_unix_accept(struct svc_rqst *rqstp, __be32 *authp)
 	svc_putnl(resv, RPC_AUTH_NULL);
 	svc_putnl(resv, 0);
 
+	rqstp->rq_flavor = RPC_AUTH_UNIX;
 	return SVC_OK;
 
 badcred:
-- 
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