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authorJeff Layton <jlayton@redhat.com>2013-11-14 07:25:19 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2013-12-06 13:06:32 -0500
commit6aa23d76a7b549521a03b63b6d5b7880ea87eab7 (patch)
tree7fa6959fbe689b7aed830b562b06a7f5e1c5fd73 /fs/nfs
parent89f842435c630f8426f414e6030bc2ffea0d6f81 (diff)
downloadlinux-6aa23d76a7b549521a03b63b6d5b7880ea87eab7.tar.bz2
nfs: check if gssd is running before attempting to use krb5i auth in SETCLIENTID call
Currently, the client will attempt to use krb5i in the SETCLIENTID call even if rpc.gssd isn't running. When that fails, it'll then fall back to RPC_AUTH_UNIX. This introduced a delay when mounting if rpc.gssd isn't running, and causes warning messages to pop up in the ring buffer. Check to see if rpc.gssd is running before even attempting to use krb5i auth, and just silently skip trying to do so if it isn't. In the event that the admin is actually trying to mount with krb5*, it will still fail at a later stage of the mount attempt. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/nfs4client.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index b4a160a405ce..c1b7a80b6704 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -10,6 +10,7 @@
#include <linux/sunrpc/auth.h>
#include <linux/sunrpc/xprt.h>
#include <linux/sunrpc/bc_xprt.h>
+#include <linux/sunrpc/rpc_pipe_fs.h>
#include "internal.h"
#include "callback.h"
#include "delegation.h"
@@ -370,7 +371,11 @@ struct nfs_client *nfs4_init_client(struct nfs_client *clp,
__set_bit(NFS_CS_INFINITE_SLOTS, &clp->cl_flags);
__set_bit(NFS_CS_DISCRTRY, &clp->cl_flags);
__set_bit(NFS_CS_NO_RETRANS_TIMEOUT, &clp->cl_flags);
- error = nfs_create_rpc_client(clp, timeparms, RPC_AUTH_GSS_KRB5I);
+
+ error = -EINVAL;
+ if (gssd_running(clp->cl_net))
+ error = nfs_create_rpc_client(clp, timeparms,
+ RPC_AUTH_GSS_KRB5I);
if (error == -EINVAL)
error = nfs_create_rpc_client(clp, timeparms, RPC_AUTH_UNIX);
if (error < 0)