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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-24 11:46:16 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-24 11:46:16 -0700 |
commit | 563307b2fa15d687abc54bd980b9847ebf0e3231 (patch) | |
tree | 7f16be30217a2e66360ede97aa27d07a4ebd7e55 /include/linux/sunrpc | |
parent | 10c993a6b5418cb1026775765ba4c70ffb70853d (diff) | |
parent | 233607dbbc823caf685e778cabc49fb7f679900b (diff) | |
download | op-kernel-dev-563307b2fa15d687abc54bd980b9847ebf0e3231.zip op-kernel-dev-563307b2fa15d687abc54bd980b9847ebf0e3231.tar.gz |
Merge git://git.linux-nfs.org/projects/trondmy/nfs-2.6
* git://git.linux-nfs.org/projects/trondmy/nfs-2.6: (80 commits)
SUNRPC: Invalidate the RPCSEC_GSS session if the server dropped the request
make nfs_automount_list static
NFS: remove duplicate flags assignment from nfs_validate_mount_data
NFS - fix potential NULL pointer dereference v2
SUNRPC: Don't change the RPCSEC_GSS context on a credential that is in use
SUNRPC: Fix a race in gss_refresh_upcall()
SUNRPC: Don't disconnect more than once if retransmitting NFSv4 requests
SUNRPC: Remove the unused export of xprt_force_disconnect
SUNRPC: remove XS_SENDMSG_RETRY
SUNRPC: Protect creds against early garbage collection
NFSv4: Attempt to use machine credentials in SETCLIENTID calls
NFSv4: Reintroduce machine creds
NFSv4: Don't use cred->cr_ops->cr_name in nfs4_proc_setclientid()
nfs: fix printout of multiword bitfields
nfs: return negative error value from nfs{,4}_stat_to_errno
NLM/lockd: Ensure client locking calls use correct credentials
NFS: Remove the buggy lock-if-signalled case from do_setlk()
NLM/lockd: Fix a race when cancelling a blocking lock
NLM/lockd: Ensure that nlmclnt_cancel() returns results of the CANCEL call
NLM: Remove the signal masking in nlmclnt_proc/nlmclnt_cancel
...
Diffstat (limited to 'include/linux/sunrpc')
-rw-r--r-- | include/linux/sunrpc/auth.h | 17 | ||||
-rw-r--r-- | include/linux/sunrpc/auth_gss.h | 1 | ||||
-rw-r--r-- | include/linux/sunrpc/clnt.h | 9 | ||||
-rw-r--r-- | include/linux/sunrpc/sched.h | 41 | ||||
-rw-r--r-- | include/linux/sunrpc/xprt.h | 10 |
5 files changed, 41 insertions, 37 deletions
diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h index 7a69ca3..3f63218 100644 --- a/include/linux/sunrpc/auth.h +++ b/include/linux/sunrpc/auth.h @@ -26,6 +26,7 @@ struct auth_cred { uid_t uid; gid_t gid; struct group_info *group_info; + unsigned char machine_cred : 1; }; /* @@ -59,8 +60,8 @@ struct rpc_cred { /* * Client authentication handle */ -#define RPC_CREDCACHE_NR 8 -#define RPC_CREDCACHE_MASK (RPC_CREDCACHE_NR - 1) +#define RPC_CREDCACHE_HASHBITS 4 +#define RPC_CREDCACHE_NR (1 << RPC_CREDCACHE_HASHBITS) struct rpc_cred_cache { struct hlist_head hashtable[RPC_CREDCACHE_NR]; spinlock_t lock; @@ -89,7 +90,6 @@ struct rpc_auth { /* Flags for rpcauth_lookupcred() */ #define RPCAUTH_LOOKUP_NEW 0x01 /* Accept an uninitialised cred */ -#define RPCAUTH_LOOKUP_ROOTCREDS 0x02 /* This really ought to go! */ /* * Client authentication ops @@ -97,9 +97,7 @@ struct rpc_auth { struct rpc_authops { struct module *owner; rpc_authflavor_t au_flavor; /* flavor (RPC_AUTH_*) */ -#ifdef RPC_DEBUG char * au_name; -#endif struct rpc_auth * (*create)(struct rpc_clnt *, rpc_authflavor_t); void (*destroy)(struct rpc_auth *); @@ -113,6 +111,7 @@ struct rpc_credops { void (*crdestroy)(struct rpc_cred *); int (*crmatch)(struct auth_cred *, struct rpc_cred *, int); + void (*crbind)(struct rpc_task *, struct rpc_cred *); __be32 * (*crmarshal)(struct rpc_task *, __be32 *); int (*crrefresh)(struct rpc_task *); __be32 * (*crvalidate)(struct rpc_task *, __be32 *); @@ -126,9 +125,13 @@ extern const struct rpc_authops authunix_ops; extern const struct rpc_authops authnull_ops; void __init rpc_init_authunix(void); +void __init rpc_init_generic_auth(void); void __init rpcauth_init_module(void); void __exit rpcauth_remove_module(void); +void __exit rpc_destroy_generic_auth(void); +struct rpc_cred * rpc_lookup_cred(void); +struct rpc_cred * rpc_lookup_machine_cred(void); int rpcauth_register(const struct rpc_authops *); int rpcauth_unregister(const struct rpc_authops *); struct rpc_auth * rpcauth_create(rpc_authflavor_t, struct rpc_clnt *); @@ -136,8 +139,8 @@ void rpcauth_release(struct rpc_auth *); struct rpc_cred * rpcauth_lookup_credcache(struct rpc_auth *, struct auth_cred *, int); void rpcauth_init_cred(struct rpc_cred *, const struct auth_cred *, struct rpc_auth *, const struct rpc_credops *); struct rpc_cred * rpcauth_lookupcred(struct rpc_auth *, int); -struct rpc_cred * rpcauth_bindcred(struct rpc_task *); -void rpcauth_holdcred(struct rpc_task *); +void rpcauth_bindcred(struct rpc_task *, struct rpc_cred *, int); +void rpcauth_generic_bind_cred(struct rpc_task *, struct rpc_cred *); void put_rpccred(struct rpc_cred *); void rpcauth_unbindcred(struct rpc_task *); __be32 * rpcauth_marshcred(struct rpc_task *, __be32 *); diff --git a/include/linux/sunrpc/auth_gss.h b/include/linux/sunrpc/auth_gss.h index 67658e1..fec6899 100644 --- a/include/linux/sunrpc/auth_gss.h +++ b/include/linux/sunrpc/auth_gss.h @@ -84,6 +84,7 @@ struct gss_cred { enum rpc_gss_svc gc_service; struct gss_cl_ctx *gc_ctx; struct gss_upcall_msg *gc_upcall; + unsigned char gc_machine_cred : 1; }; #endif /* __KERNEL__ */ diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h index 129a86e..6fff7f8 100644 --- a/include/linux/sunrpc/clnt.h +++ b/include/linux/sunrpc/clnt.h @@ -127,11 +127,12 @@ int rpcb_getport_sync(struct sockaddr_in *, u32, u32, int); void rpcb_getport_async(struct rpc_task *); void rpc_call_start(struct rpc_task *); -int rpc_call_async(struct rpc_clnt *clnt, struct rpc_message *msg, - int flags, const struct rpc_call_ops *tk_ops, +int rpc_call_async(struct rpc_clnt *clnt, + const struct rpc_message *msg, int flags, + const struct rpc_call_ops *tk_ops, void *calldata); -int rpc_call_sync(struct rpc_clnt *clnt, struct rpc_message *msg, - int flags); +int rpc_call_sync(struct rpc_clnt *clnt, + const struct rpc_message *msg, int flags); struct rpc_task *rpc_call_null(struct rpc_clnt *clnt, struct rpc_cred *cred, int flags); void rpc_restart_call(struct rpc_task *); diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h index f689f02..d1a5c8c 100644 --- a/include/linux/sunrpc/sched.h +++ b/include/linux/sunrpc/sched.h @@ -11,7 +11,6 @@ #include <linux/timer.h> #include <linux/sunrpc/types.h> -#include <linux/rcupdate.h> #include <linux/spinlock.h> #include <linux/wait.h> #include <linux/workqueue.h> @@ -33,7 +32,8 @@ struct rpc_wait_queue; struct rpc_wait { struct list_head list; /* wait queue links */ struct list_head links; /* Links to related tasks */ - struct rpc_wait_queue * rpc_waitq; /* RPC wait queue we're on */ + struct list_head timer_list; /* Timer list */ + unsigned long expires; }; /* @@ -57,33 +57,25 @@ struct rpc_task { __u8 tk_cred_retry; /* - * timeout_fn to be executed by timer bottom half * callback to be executed after waking up * action next procedure for async tasks * tk_ops caller callbacks */ - void (*tk_timeout_fn)(struct rpc_task *); void (*tk_callback)(struct rpc_task *); void (*tk_action)(struct rpc_task *); const struct rpc_call_ops *tk_ops; void * tk_calldata; - /* - * tk_timer is used for async processing by the RPC scheduling - * primitives. You should not access this directly unless - * you have a pathological interest in kernel oopses. - */ - struct timer_list tk_timer; /* kernel timer */ unsigned long tk_timeout; /* timeout for rpc_sleep() */ unsigned short tk_flags; /* misc flags */ unsigned long tk_runstate; /* Task run status */ struct workqueue_struct *tk_workqueue; /* Normally rpciod, but could * be any workqueue */ + struct rpc_wait_queue *tk_waitqueue; /* RPC wait queue we're on */ union { struct work_struct tk_work; /* Async task work queue */ struct rpc_wait tk_wait; /* RPC wait */ - struct rcu_head tk_rcu; /* for task deletion */ } u; unsigned short tk_timeouts; /* maj timeouts */ @@ -123,6 +115,7 @@ struct rpc_task_setup { const struct rpc_message *rpc_message; const struct rpc_call_ops *callback_ops; void *callback_data; + struct workqueue_struct *workqueue; unsigned short flags; signed char priority; }; @@ -147,9 +140,7 @@ struct rpc_task_setup { #define RPC_TASK_RUNNING 0 #define RPC_TASK_QUEUED 1 -#define RPC_TASK_WAKEUP 2 -#define RPC_TASK_HAS_TIMER 3 -#define RPC_TASK_ACTIVE 4 +#define RPC_TASK_ACTIVE 2 #define RPC_IS_RUNNING(t) test_bit(RPC_TASK_RUNNING, &(t)->tk_runstate) #define rpc_set_running(t) set_bit(RPC_TASK_RUNNING, &(t)->tk_runstate) @@ -171,15 +162,6 @@ struct rpc_task_setup { smp_mb__after_clear_bit(); \ } while (0) -#define rpc_start_wakeup(t) \ - (test_and_set_bit(RPC_TASK_WAKEUP, &(t)->tk_runstate) == 0) -#define rpc_finish_wakeup(t) \ - do { \ - smp_mb__before_clear_bit(); \ - clear_bit(RPC_TASK_WAKEUP, &(t)->tk_runstate); \ - smp_mb__after_clear_bit(); \ - } while (0) - #define RPC_IS_ACTIVATED(t) test_bit(RPC_TASK_ACTIVE, &(t)->tk_runstate) /* @@ -192,6 +174,12 @@ struct rpc_task_setup { #define RPC_PRIORITY_HIGH (1) #define RPC_NR_PRIORITY (1 + RPC_PRIORITY_HIGH - RPC_PRIORITY_LOW) +struct rpc_timer { + struct timer_list timer; + struct list_head list; + unsigned long expires; +}; + /* * RPC synchronization objects */ @@ -204,6 +192,7 @@ struct rpc_wait_queue { unsigned char count; /* # task groups remaining serviced so far */ unsigned char nr; /* # tasks remaining for cookie */ unsigned short qlen; /* total # tasks waiting in queue */ + struct rpc_timer timer_list; #ifdef RPC_DEBUG const char * name; #endif @@ -229,9 +218,11 @@ void rpc_killall_tasks(struct rpc_clnt *); void rpc_execute(struct rpc_task *); void rpc_init_priority_wait_queue(struct rpc_wait_queue *, const char *); void rpc_init_wait_queue(struct rpc_wait_queue *, const char *); +void rpc_destroy_wait_queue(struct rpc_wait_queue *); void rpc_sleep_on(struct rpc_wait_queue *, struct rpc_task *, - rpc_action action, rpc_action timer); -void rpc_wake_up_task(struct rpc_task *); + rpc_action action); +void rpc_wake_up_queued_task(struct rpc_wait_queue *, + struct rpc_task *); void rpc_wake_up(struct rpc_wait_queue *); struct rpc_task *rpc_wake_up_next(struct rpc_wait_queue *); void rpc_wake_up_status(struct rpc_wait_queue *, int); diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index b3ff9a8..4d80a11 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -86,6 +86,10 @@ struct rpc_rqst { unsigned long rq_majortimeo; /* major timeout alarm */ unsigned long rq_timeout; /* Current timeout value */ unsigned int rq_retries; /* # of retries */ + unsigned int rq_connect_cookie; + /* A cookie used to track the + state of the transport + connection */ /* * Partial send handling @@ -152,6 +156,9 @@ struct rpc_xprt { unsigned long connect_timeout, bind_timeout, reestablish_timeout; + unsigned int connect_cookie; /* A cookie that gets bumped + every time the transport + is reconnected */ /* * Disconnection of idle transports @@ -232,7 +239,7 @@ int xprt_unregister_transport(struct xprt_class *type); void xprt_set_retrans_timeout_def(struct rpc_task *task); void xprt_set_retrans_timeout_rtt(struct rpc_task *task); void xprt_wake_pending_tasks(struct rpc_xprt *xprt, int status); -void xprt_wait_for_buffer_space(struct rpc_task *task); +void xprt_wait_for_buffer_space(struct rpc_task *task, rpc_action action); void xprt_write_space(struct rpc_xprt *xprt); void xprt_update_rtt(struct rpc_task *task); void xprt_adjust_cwnd(struct rpc_task *task, int result); @@ -241,6 +248,7 @@ void xprt_complete_rqst(struct rpc_task *task, int copied); void xprt_release_rqst_cong(struct rpc_task *task); void xprt_disconnect_done(struct rpc_xprt *xprt); void xprt_force_disconnect(struct rpc_xprt *xprt); +void xprt_conditional_disconnect(struct rpc_xprt *xprt, unsigned int cookie); /* * Reserved bit positions in xprt->state |