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authorLinus Torvalds <torvalds@linux-foundation.org>2011-01-11 15:11:56 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-11 15:11:56 -0800
commitb9d919a4ac6cf031b8e065f82ad8f1b0c9ed74b1 (patch)
tree3139b066396956fd3794df0cb1aa74dcc9f1cb28 /include
parent7c955fca3e1d8132982148267d9efcafae849bb6 (diff)
parent357f54d6b38252737116a6d631f6ac28ded018ed (diff)
Merge branch 'nfs-for-2.6.38' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6
* 'nfs-for-2.6.38' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6: (89 commits) NFS fix the setting of exchange id flag NFS: Don't use vm_map_ram() in readdir NFSv4: Ensure continued open and lockowner name uniqueness NFS: Move cl_delegations to the nfs_server struct NFS: Introduce nfs_detach_delegations() NFS: Move cl_state_owners and related fields to the nfs_server struct NFS: Allow walking nfs_client.cl_superblocks list outside client.c pnfs: layout roc code pnfs: update nfs4_callback_recallany to handle layouts pnfs: add CB_LAYOUTRECALL handling pnfs: CB_LAYOUTRECALL xdr code pnfs: change lo refcounting to atomic_t pnfs: check that partial LAYOUTGET return is ignored pnfs: add layout to client list before sending rpc pnfs: serialize LAYOUTGET(openstateid) pnfs: layoutget rpc code cleanup pnfs: change how lsegs are removed from layout list pnfs: change layout state seqlock to a spinlock pnfs: add prefix to struct pnfs_layout_hdr fields pnfs: add prefix to struct pnfs_layout_segment fields ...
Diffstat (limited to 'include')
-rw-r--r--include/linux/lockd/debug.h10
-rw-r--r--include/linux/lockd/lockd.h6
-rw-r--r--include/linux/nfs3.h3
-rw-r--r--include/linux/nfs4.h8
-rw-r--r--include/linux/nfs_fs_sb.h15
-rw-r--r--include/linux/nfs_xdr.h6
-rw-r--r--include/linux/sunrpc/auth.h8
-rw-r--r--include/linux/sunrpc/bc_xprt.h15
-rw-r--r--include/linux/sunrpc/clnt.h4
-rw-r--r--include/linux/sunrpc/svc.h2
-rw-r--r--include/linux/sunrpc/svc_xprt.h1
-rw-r--r--include/linux/sunrpc/xdr.h14
12 files changed, 59 insertions, 33 deletions
diff --git a/include/linux/lockd/debug.h b/include/linux/lockd/debug.h
index 34b2b7f33c3..257d3779f2a 100644
--- a/include/linux/lockd/debug.h
+++ b/include/linux/lockd/debug.h
@@ -44,14 +44,4 @@
#define NLMDBG_XDR 0x0100
#define NLMDBG_ALL 0x7fff
-
-/*
- * Support for printing NLM cookies in dprintk()
- */
-#ifdef RPC_DEBUG
-struct nlm_cookie;
-/* Call this function with the BKL held (it uses a static buffer) */
-extern const char *nlmdbg_cookie2a(const struct nlm_cookie *);
-#endif
-
#endif /* LINUX_LOCKD_DEBUG_H */
diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index 2dee05e5119..ff9abff55aa 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -202,9 +202,9 @@ extern u32 nsm_local_state;
* Lockd client functions
*/
struct nlm_rqst * nlm_alloc_call(struct nlm_host *host);
-void nlm_release_call(struct nlm_rqst *);
int nlm_async_call(struct nlm_rqst *, u32, const struct rpc_call_ops *);
int nlm_async_reply(struct nlm_rqst *, u32, const struct rpc_call_ops *);
+void nlmclnt_release_call(struct nlm_rqst *);
struct nlm_wait * nlmclnt_prepare_block(struct nlm_host *host, struct file_lock *fl);
void nlmclnt_finish_block(struct nlm_wait *block);
int nlmclnt_block(struct nlm_wait *block, struct nlm_rqst *req, long timeout);
@@ -223,13 +223,14 @@ struct nlm_host *nlmclnt_lookup_host(const struct sockaddr *sap,
const u32 version,
const char *hostname,
int noresvport);
+void nlmclnt_release_host(struct nlm_host *);
struct nlm_host *nlmsvc_lookup_host(const struct svc_rqst *rqstp,
const char *hostname,
const size_t hostname_len);
+void nlmsvc_release_host(struct nlm_host *);
struct rpc_clnt * nlm_bind_host(struct nlm_host *);
void nlm_rebind_host(struct nlm_host *);
struct nlm_host * nlm_get_host(struct nlm_host *);
-void nlm_release_host(struct nlm_host *);
void nlm_shutdown_hosts(void);
void nlm_host_rebooted(const struct nlm_reboot *);
@@ -267,6 +268,7 @@ unsigned long nlmsvc_retry_blocked(void);
void nlmsvc_traverse_blocks(struct nlm_host *, struct nlm_file *,
nlm_host_match_fn_t match);
void nlmsvc_grant_reply(struct nlm_cookie *, __be32);
+void nlmsvc_release_call(struct nlm_rqst *);
/*
* File handling for the server personality
diff --git a/include/linux/nfs3.h b/include/linux/nfs3.h
index ac33806ec7f..6ccfe3b641e 100644
--- a/include/linux/nfs3.h
+++ b/include/linux/nfs3.h
@@ -11,6 +11,9 @@
#define NFS3_MAXGROUPS 16
#define NFS3_FHSIZE 64
#define NFS3_COOKIESIZE 4
+#define NFS3_CREATEVERFSIZE 8
+#define NFS3_COOKIEVERFSIZE 8
+#define NFS3_WRITEVERFSIZE 8
#define NFS3_FIFO_DEV (-1)
#define NFS3MODE_FMT 0170000
#define NFS3MODE_DIR 0040000
diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index 4925b22219d..9b46300b430 100644
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -111,9 +111,13 @@
#define EXCHGID4_FLAG_SUPP_MOVED_REFER 0x00000001
#define EXCHGID4_FLAG_SUPP_MOVED_MIGR 0x00000002
+#define EXCHGID4_FLAG_BIND_PRINC_STATEID 0x00000100
+
#define EXCHGID4_FLAG_USE_NON_PNFS 0x00010000
#define EXCHGID4_FLAG_USE_PNFS_MDS 0x00020000
#define EXCHGID4_FLAG_USE_PNFS_DS 0x00040000
+#define EXCHGID4_FLAG_MASK_PNFS 0x00070000
+
#define EXCHGID4_FLAG_UPD_CONFIRMED_REC_A 0x40000000
#define EXCHGID4_FLAG_CONFIRMED_R 0x80000000
/*
@@ -121,8 +125,8 @@
* they're set in the argument or response, have separate
* invalid flag masks for arg (_A) and resp (_R).
*/
-#define EXCHGID4_FLAG_MASK_A 0x40070003
-#define EXCHGID4_FLAG_MASK_R 0x80070003
+#define EXCHGID4_FLAG_MASK_A 0x40070103
+#define EXCHGID4_FLAG_MASK_R 0x80070103
#define SEQ4_STATUS_CB_PATH_DOWN 0x00000001
#define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRING 0x00000002
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 452d96436d2..b197563913b 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -47,11 +47,6 @@ struct nfs_client {
u64 cl_clientid; /* constant */
unsigned long cl_state;
- struct rb_root cl_openowner_id;
- struct rb_root cl_lockowner_id;
-
- struct list_head cl_delegations;
- struct rb_root cl_state_owners;
spinlock_t cl_lock;
unsigned long cl_lease_time;
@@ -71,6 +66,7 @@ struct nfs_client {
*/
char cl_ipaddr[48];
unsigned char cl_id_uniquifier;
+ u32 cl_cb_ident; /* v4.0 callback identifier */
const struct nfs4_minor_version_ops *cl_mvops;
#endif /* CONFIG_NFS_V4 */
@@ -148,7 +144,14 @@ struct nfs_server {
that are supported on this
filesystem */
struct pnfs_layoutdriver_type *pnfs_curr_ld; /* Active layout driver */
+ struct rpc_wait_queue roc_rpcwaitq;
+
+ /* the following fields are protected by nfs_client->cl_lock */
+ struct rb_root state_owners;
+ struct rb_root openowner_id;
+ struct rb_root lockowner_id;
#endif
+ struct list_head delegations;
void (*destroy)(struct nfs_server *);
atomic_t active; /* Keep trace of any activity to this server */
@@ -196,6 +199,7 @@ struct nfs4_slot_table {
* op for dynamic resizing */
int target_max_slots; /* Set by CB_RECALL_SLOT as
* the new max_slots */
+ struct completion complete;
};
static inline int slot_idx(struct nfs4_slot_table *tbl, struct nfs4_slot *sp)
@@ -212,7 +216,6 @@ struct nfs4_session {
unsigned long session_state;
u32 hash_alg;
u32 ssv_len;
- struct completion complete;
/* The fore and back channel */
struct nfs4_channel_attrs fc_attrs;
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 80f07198a31..b0068579bec 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -208,6 +208,7 @@ struct nfs4_layoutget_args {
struct inode *inode;
struct nfs_open_context *ctx;
struct nfs4_sequence_args seq_args;
+ nfs4_stateid stateid;
};
struct nfs4_layoutget_res {
@@ -223,7 +224,6 @@ struct nfs4_layoutget {
struct nfs4_layoutget_args args;
struct nfs4_layoutget_res res;
struct pnfs_layout_segment **lsegpp;
- int status;
};
struct nfs4_getdeviceinfo_args {
@@ -317,6 +317,7 @@ struct nfs_closeres {
struct nfs_lowner {
__u64 clientid;
__u64 id;
+ dev_t s_dev;
};
struct nfs_lock_args {
@@ -484,6 +485,7 @@ struct nfs_entry {
struct nfs_fh * fh;
struct nfs_fattr * fattr;
unsigned char d_type;
+ struct nfs_server * server;
};
/*
@@ -1089,7 +1091,7 @@ struct nfs_rpc_ops {
int (*pathconf) (struct nfs_server *, struct nfs_fh *,
struct nfs_pathconf *);
int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
- __be32 *(*decode_dirent)(struct xdr_stream *, struct nfs_entry *, struct nfs_server *, int plus);
+ int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, int);
void (*read_setup) (struct nfs_read_data *, struct rpc_message *);
int (*read_done) (struct rpc_task *, struct nfs_read_data *);
void (*write_setup) (struct nfs_write_data *, struct rpc_message *);
diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h
index b2024757edd..8521067ed4f 100644
--- a/include/linux/sunrpc/auth.h
+++ b/include/linux/sunrpc/auth.h
@@ -110,9 +110,9 @@ struct rpc_credops {
__be32 * (*crmarshal)(struct rpc_task *, __be32 *);
int (*crrefresh)(struct rpc_task *);
__be32 * (*crvalidate)(struct rpc_task *, __be32 *);
- int (*crwrap_req)(struct rpc_task *, kxdrproc_t,
+ int (*crwrap_req)(struct rpc_task *, kxdreproc_t,
void *, __be32 *, void *);
- int (*crunwrap_resp)(struct rpc_task *, kxdrproc_t,
+ int (*crunwrap_resp)(struct rpc_task *, kxdrdproc_t,
void *, __be32 *, void *);
};
@@ -139,8 +139,8 @@ struct rpc_cred * rpcauth_generic_bind_cred(struct rpc_task *, struct rpc_cred *
void put_rpccred(struct rpc_cred *);
__be32 * rpcauth_marshcred(struct rpc_task *, __be32 *);
__be32 * rpcauth_checkverf(struct rpc_task *, __be32 *);
-int rpcauth_wrap_req(struct rpc_task *task, kxdrproc_t encode, void *rqstp, __be32 *data, void *obj);
-int rpcauth_unwrap_resp(struct rpc_task *task, kxdrproc_t decode, void *rqstp, __be32 *data, void *obj);
+int rpcauth_wrap_req(struct rpc_task *task, kxdreproc_t encode, void *rqstp, __be32 *data, void *obj);
+int rpcauth_unwrap_resp(struct rpc_task *task, kxdrdproc_t decode, void *rqstp, __be32 *data, void *obj);
int rpcauth_refreshcred(struct rpc_task *);
void rpcauth_invalcred(struct rpc_task *);
int rpcauth_uptodatecred(struct rpc_task *);
diff --git a/include/linux/sunrpc/bc_xprt.h b/include/linux/sunrpc/bc_xprt.h
index 7c91260c44a..c50b458b8a3 100644
--- a/include/linux/sunrpc/bc_xprt.h
+++ b/include/linux/sunrpc/bc_xprt.h
@@ -43,10 +43,18 @@ int bc_send(struct rpc_rqst *req);
*/
static inline int svc_is_backchannel(const struct svc_rqst *rqstp)
{
- if (rqstp->rq_server->bc_xprt)
+ if (rqstp->rq_server->sv_bc_xprt)
return 1;
return 0;
}
+static inline struct nfs4_sessionid *bc_xprt_sid(struct svc_rqst *rqstp)
+{
+ if (svc_is_backchannel(rqstp))
+ return (struct nfs4_sessionid *)
+ rqstp->rq_server->sv_bc_xprt->xpt_bc_sid;
+ return NULL;
+}
+
#else /* CONFIG_NFS_V4_1 */
static inline int xprt_setup_backchannel(struct rpc_xprt *xprt,
unsigned int min_reqs)
@@ -59,6 +67,11 @@ static inline int svc_is_backchannel(const struct svc_rqst *rqstp)
return 0;
}
+static inline struct nfs4_sessionid *bc_xprt_sid(struct svc_rqst *rqstp)
+{
+ return NULL;
+}
+
static inline void xprt_free_bc_request(struct rpc_rqst *req)
{
}
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index a5a55f284b7..ef9476a36ff 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -89,8 +89,8 @@ struct rpc_version {
*/
struct rpc_procinfo {
u32 p_proc; /* RPC procedure number */
- kxdrproc_t p_encode; /* XDR encode function */
- kxdrproc_t p_decode; /* XDR decode function */
+ kxdreproc_t p_encode; /* XDR encode function */
+ kxdrdproc_t p_decode; /* XDR decode function */
unsigned int p_arglen; /* argument hdr length (u32) */
unsigned int p_replen; /* reply hdr length (u32) */
unsigned int p_count; /* call count */
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 5a3085b9b39..c81d4d8be3a 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -99,7 +99,7 @@ struct svc_serv {
spinlock_t sv_cb_lock; /* protects the svc_cb_list */
wait_queue_head_t sv_cb_waitq; /* sleep here if there are no
* entries in the svc_cb_list */
- struct svc_xprt *bc_xprt;
+ struct svc_xprt *sv_bc_xprt; /* callback on fore channel */
#endif /* CONFIG_NFS_V4_1 */
};
diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h
index aea0d438e3c..357da5e0daa 100644
--- a/include/linux/sunrpc/svc_xprt.h
+++ b/include/linux/sunrpc/svc_xprt.h
@@ -78,6 +78,7 @@ struct svc_xprt {
size_t xpt_remotelen; /* length of address */
struct rpc_wait_queue xpt_bc_pending; /* backchannel wait queue */
struct list_head xpt_users; /* callbacks on free */
+ void *xpt_bc_sid; /* back channel session ID */
struct net *xpt_net;
};
diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h
index 498ab93a81e..fc84b7a19ca 100644
--- a/include/linux/sunrpc/xdr.h
+++ b/include/linux/sunrpc/xdr.h
@@ -33,8 +33,8 @@ struct xdr_netobj {
};
/*
- * This is the generic XDR function. rqstp is either a rpc_rqst (client
- * side) or svc_rqst pointer (server side).
+ * This is the legacy generic XDR function. rqstp is either a rpc_rqst
+ * (client side) or svc_rqst pointer (server side).
* Encode functions always assume there's enough room in the buffer.
*/
typedef int (*kxdrproc_t)(void *rqstp, __be32 *data, void *obj);
@@ -201,14 +201,22 @@ struct xdr_stream {
__be32 *end; /* end of available buffer space */
struct kvec *iov; /* pointer to the current kvec */
+ struct kvec scratch; /* Scratch buffer */
+ struct page **page_ptr; /* pointer to the current page */
};
+/*
+ * These are the xdr_stream style generic XDR encode and decode functions.
+ */
+typedef void (*kxdreproc_t)(void *rqstp, struct xdr_stream *xdr, void *obj);
+typedef int (*kxdrdproc_t)(void *rqstp, struct xdr_stream *xdr, void *obj);
+
extern void xdr_init_encode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p);
extern __be32 *xdr_reserve_space(struct xdr_stream *xdr, size_t nbytes);
extern void xdr_write_pages(struct xdr_stream *xdr, struct page **pages,
unsigned int base, unsigned int len);
extern void xdr_init_decode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p);
-extern __be32 *xdr_inline_peek(struct xdr_stream *xdr, size_t nbytes);
+extern void xdr_set_scratch_buffer(struct xdr_stream *xdr, void *buf, size_t buflen);
extern __be32 *xdr_inline_decode(struct xdr_stream *xdr, size_t nbytes);
extern void xdr_read_pages(struct xdr_stream *xdr, unsigned int len);
extern void xdr_enter_page(struct xdr_stream *xdr, unsigned int len);