From: Andy Adamson <andros@xxxxxxxxxx>
As stated in section 2.4 of RFC 5661, subsequent instances of the client need
to present the same co_ownerid. Concatinate the client's IP dot address,
host name, and the rpc_auth pseudoflavor to form the co_ownerid.
Signed-off-by: Andy Adamson <andros@xxxxxxxxxx>
---
fs/nfs/nfs4proc.c | 30 ++++++++++--------------------
1 files changed, 10 insertions(+), 20 deletions(-)
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 9d992b0..78936a8 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -50,6 +50,7 @@
#include <linux/module.h>
#include <linux/sunrpc/bc_xprt.h>
#include <linux/xattr.h>
+#include <linux/utsname.h>
#include "nfs4_fs.h"
#include "delegation.h"
@@ -4572,27 +4573,16 @@ int nfs4_proc_exchange_id(struct nfs_client *clp, struct rpc_cred *cred)
*p = htonl((u32)clp->cl_boot_time.tv_nsec);
args.verifier = &verifier;
- while (1) {
- args.id_len = scnprintf(args.id, sizeof(args.id),
- "%s/%s %u",
- clp->cl_ipaddr,
- rpc_peeraddr2str(clp->cl_rpcclient,
- RPC_DISPLAY_ADDR),
- clp->cl_id_uniquifier);
-
- status = rpc_call_sync(clp->cl_rpcclient, &msg, 0);
-
- if (status != -NFS4ERR_CLID_INUSE)
- break;
-
- if (signalled())
- break;
-
- if (++clp->cl_id_uniquifier == 0)
- break;
- }
+ args.id_len = scnprintf(args.id, sizeof(args.id),
+ "%s/%s.%s/%u",
+ clp->cl_ipaddr,
+ init_utsname()->nodename,
+ init_utsname()->domainname,
+ clp->cl_rpcclient->cl_auth->au_flavor);
- status = nfs4_check_cl_exchange_flags(clp->cl_exchange_flags);
+ status = rpc_call_sync(clp->cl_rpcclient, &msg, 0);
+ if (!status)
+ status = nfs4_check_cl_exchange_flags(clp->cl_exchange_flags);
dprintk("<-- %s status= %d\n", __func__, status);
return status;
}
--
1.6.6
--
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