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authorAndy Adamson <andros@netapp.com>2009-04-01 15:22:41 +0200
committerBenny Halevy <bhalevy@panasas.com>2009-06-17 21:25:07 +0200
commiteedc020e718b8ce45381383ec66030f09eb02a1e (patch)
treef29fe9309b67be4d5387c2ced72c063fb4df53c0 /fs/nfs/internal.h
parentnfs41: sunrpc: Export the call prepare state for session reset (diff)
downloadlinux-eedc020e718b8ce45381383ec66030f09eb02a1e.tar.xz
linux-eedc020e718b8ce45381383ec66030f09eb02a1e.zip
nfs41: use rpc prepare call state for session reset
[nfs41: change nfs4_restart_rpc argument] [nfs41: check for session not minorversion] [nfs41: trigger the state manager for session reset] Signed-off-by: Andy Adamson <andros@netapp.com> Signed-off-by: Benny Halevy <bhalevy@panasas.com> [always define nfs4_restart_rpc] Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/internal.h')
-rw-r--r--fs/nfs/internal.h39
1 files changed, 27 insertions, 12 deletions
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index f3b310e8ea03..78508f29c03a 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -2,6 +2,7 @@
* NFS internal definitions
*/
+#include "nfs4_fs.h"
#include <linux/mount.h>
#include <linux/security.h>
@@ -17,6 +18,18 @@ struct nfs_string;
*/
#define NFS_MAX_READAHEAD (RPC_DEF_SLOT_TABLE - 1)
+/*
+ * Determine if sessions are in use.
+ */
+static inline int nfs4_has_session(const struct nfs_client *clp)
+{
+#ifdef CONFIG_NFS_V4_1
+ if (clp->cl_session)
+ return 1;
+#endif /* CONFIG_NFS_V4_1 */
+ return 0;
+}
+
struct nfs_clone_mount {
const struct super_block *sb;
const struct dentry *dentry;
@@ -148,6 +161,20 @@ extern __be32 * nfs_decode_dirent(__be32 *, struct nfs_entry *, int);
extern struct rpc_procinfo nfs3_procedures[];
extern __be32 *nfs3_decode_dirent(__be32 *, struct nfs_entry *, int);
+/* nfs4proc.c */
+static inline void nfs4_restart_rpc(struct rpc_task *task,
+ const struct nfs_client *clp)
+{
+#ifdef CONFIG_NFS_V4_1
+ if (nfs4_has_session(clp) &&
+ test_bit(NFS4CLNT_SESSION_SETUP, &clp->cl_state)) {
+ rpc_restart_call_prepare(task);
+ return;
+ }
+#endif /* CONFIG_NFS_V4_1 */
+ rpc_restart_call(task);
+}
+
/* nfs4xdr.c */
#ifdef CONFIG_NFS_V4
extern __be32 *nfs4_decode_dirent(__be32 *p, struct nfs_entry *entry, int plus);
@@ -225,18 +252,6 @@ extern int _nfs4_call_sync_session(struct nfs_server *server,
struct nfs4_sequence_res *res,
int cache_reply);
-/*
- * Determine if sessions are in use.
- */
-static inline int nfs4_has_session(const struct nfs_client *clp)
-{
-#ifdef CONFIG_NFS_V4_1
- if (clp->cl_session)
- return 1;
-#endif /* CONFIG_NFS_V4_1 */
- return 0;
-}
-
#ifdef CONFIG_NFS_V4_1
extern void nfs41_sequence_free_slot(const struct nfs_client *,
struct nfs4_sequence_res *res);