-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2012, Whamcloud, Inc.
+ * Copyright (c) 2011, 2012, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
extern cfs_atomic_t ldlm_srv_namespace_nr;
extern cfs_atomic_t ldlm_cli_namespace_nr;
-extern cfs_mutex_t ldlm_srv_namespace_lock;
+extern struct mutex ldlm_srv_namespace_lock;
extern cfs_list_t ldlm_srv_namespace_list;
-extern cfs_mutex_t ldlm_cli_namespace_lock;
+extern struct mutex ldlm_cli_namespace_lock;
extern cfs_list_t ldlm_cli_namespace_list;
static inline cfs_atomic_t *ldlm_namespace_nr(ldlm_side_t client)
&ldlm_srv_namespace_list : &ldlm_cli_namespace_list;
}
-static inline cfs_mutex_t *ldlm_namespace_lock(ldlm_side_t client)
+static inline struct mutex *ldlm_namespace_lock(ldlm_side_t client)
{
return client == LDLM_NAMESPACE_SERVER ?
&ldlm_srv_namespace_lock : &ldlm_cli_namespace_lock;
}
/* ldlm_request.c */
-typedef enum {
- LDLM_ASYNC,
- LDLM_SYNC,
-} ldlm_sync_t;
-
/* Cancel lru flag, it indicates we cancel aged locks. */
enum {
LDLM_CANCEL_AGED = 1 << 0, /* Cancel aged locks (non lru resize). */
* sending nor waiting for any rpcs) */
};
-int ldlm_cancel_lru(struct ldlm_namespace *ns, int nr, ldlm_sync_t sync,
- int flags);
+int ldlm_cancel_lru(struct ldlm_namespace *ns, int nr,
+ ldlm_cancel_flags_t sync, int flags);
int ldlm_cancel_lru_local(struct ldlm_namespace *ns,
cfs_list_t *cancels, int count, int max,
ldlm_cancel_flags_t cancel_flags, int flags);
/* ldlm_lock.c */
struct ldlm_cb_set_arg {
- int type; /* LDLM_BL_CALLBACK or LDLM_CP_CALLBACK */
- unsigned int threshold; /* threshold to wake up the waiting proc */
- cfs_atomic_t rpcs; /* # of inflight rpcs in set */
- cfs_atomic_t restart;
- cfs_atomic_t refcount;
- cfs_waitq_t waitq;
+ struct ptlrpc_request_set *set;
+ int type; /* LDLM_{CP,BL,GL}_CALLBACK */
+ cfs_atomic_t restart;
+ cfs_list_t *list;
+ union ldlm_gl_desc *gl_desc; /* glimpse AST descriptor */
};
-static inline void ldlm_csa_put(struct ldlm_cb_set_arg *arg)
-{
- if (cfs_atomic_dec_and_test(&arg->refcount)) {
- LASSERT(cfs_atomic_read(&arg->rpcs) == 0);
-
- OBD_FREE_PTR(arg);
- }
-}
-
typedef enum {
- LDLM_WORK_BL_AST,
- LDLM_WORK_CP_AST,
- LDLM_WORK_REVOKE_AST
+ LDLM_WORK_BL_AST,
+ LDLM_WORK_CP_AST,
+ LDLM_WORK_REVOKE_AST,
+ LDLM_WORK_GL_AST
} ldlm_desc_ast_t;
void ldlm_grant_lock(struct ldlm_lock *lock, cfs_list_t *work_list);
+int ldlm_fill_lvb(struct ldlm_lock *lock, struct req_capsule *pill,
+ enum req_location loc, void *data, int size);
struct ldlm_lock *
ldlm_lock_create(struct ldlm_namespace *ns, const struct ldlm_res_id *,
ldlm_type_t type, ldlm_mode_t,
const struct ldlm_callback_suite *cbs,
- void *data, __u32 lvb_len);
+ void *data, __u32 lvb_len, enum lvb_type lvb_type);
ldlm_error_t ldlm_lock_enqueue(struct ldlm_namespace *, struct ldlm_lock **,
- void *cookie, int *flags);
+ void *cookie, __u64 *flags);
void ldlm_lock_addref_internal(struct ldlm_lock *, __u32 mode);
void ldlm_lock_addref_internal_nolock(struct ldlm_lock *, __u32 mode);
void ldlm_lock_decref_internal(struct ldlm_lock *, __u32 mode);
void ldlm_lock_decref_internal_nolock(struct ldlm_lock *, __u32 mode);
void ldlm_add_ast_work_item(struct ldlm_lock *lock, struct ldlm_lock *new,
cfs_list_t *work_list);
+#ifdef HAVE_SERVER_SUPPORT
int ldlm_reprocess_queue(struct ldlm_resource *res, cfs_list_t *queue,
cfs_list_t *work_list);
+#endif
int ldlm_run_ast_work(struct ldlm_namespace *ns, cfs_list_t *rpc_list,
ldlm_desc_ast_t ast_type);
+int ldlm_work_gl_ast_lock(struct ptlrpc_request_set *rqset, void *opaq);
int ldlm_lock_remove_from_lru(struct ldlm_lock *lock);
int ldlm_lock_remove_from_lru_nolock(struct ldlm_lock *lock);
void ldlm_lock_add_to_lru_nolock(struct ldlm_lock *lock);
/* ldlm_lockd.c */
int ldlm_bl_to_thread_lock(struct ldlm_namespace *ns, struct ldlm_lock_desc *ld,
struct ldlm_lock *lock);
-int ldlm_bl_to_thread_list(struct ldlm_namespace *ns, struct ldlm_lock_desc *ld,
- cfs_list_t *cancels, int count, int mode);
+int ldlm_bl_to_thread_list(struct ldlm_namespace *ns,
+ struct ldlm_lock_desc *ld,
+ cfs_list_t *cancels, int count,
+ ldlm_cancel_flags_t cancel_flags);
void ldlm_handle_bl_callback(struct ldlm_namespace *ns,
struct ldlm_lock_desc *ld, struct ldlm_lock *lock);
+#ifdef HAVE_SERVER_SUPPORT
/* ldlm_plain.c */
-int ldlm_process_plain_lock(struct ldlm_lock *lock, int *flags, int first_enq,
- ldlm_error_t *err, cfs_list_t *work_list);
+int ldlm_process_plain_lock(struct ldlm_lock *lock, __u64 *flags,
+ int first_enq, ldlm_error_t *err,
+ cfs_list_t *work_list);
+
+/* ldlm_inodebits.c */
+int ldlm_process_inodebits_lock(struct ldlm_lock *lock, __u64 *flags,
+ int first_enq, ldlm_error_t *err,
+ cfs_list_t *work_list);
+#endif
/* ldlm_extent.c */
-int ldlm_process_extent_lock(struct ldlm_lock *lock, int *flags, int first_enq,
- ldlm_error_t *err, cfs_list_t *work_list);
+#ifdef HAVE_SERVER_SUPPORT
+int ldlm_process_extent_lock(struct ldlm_lock *lock, __u64 *flags,
+ int first_enq, ldlm_error_t *err,
+ cfs_list_t *work_list);
+#endif
void ldlm_extent_add_lock(struct ldlm_resource *res, struct ldlm_lock *lock);
void ldlm_extent_unlink_lock(struct ldlm_lock *lock);
/* ldlm_flock.c */
-int ldlm_process_flock_lock(struct ldlm_lock *req, int *flags, int first_enq,
- ldlm_error_t *err, cfs_list_t *work_list);
-
-/* ldlm_inodebits.c */
-int ldlm_process_inodebits_lock(struct ldlm_lock *lock, int *flags,
- int first_enq, ldlm_error_t *err,
- cfs_list_t *work_list);
+int ldlm_process_flock_lock(struct ldlm_lock *req, __u64 *flags,
+ int first_enq, ldlm_error_t *err,
+ cfs_list_t *work_list);
+int ldlm_init_flock_export(struct obd_export *exp);
+void ldlm_destroy_flock_export(struct obd_export *exp);
/* l_lock.c */
void l_check_ns_lock(struct ldlm_namespace *ns);
struct ldlm_pool *pl = data; \
type tmp; \
\
- cfs_spin_lock(&pl->pl_lock); \
- tmp = pl->pl_##var; \
- cfs_spin_unlock(&pl->pl_lock); \
+ spin_lock(&pl->pl_lock); \
+ tmp = pl->pl_##var; \
+ spin_unlock(&pl->pl_lock); \
\
return lprocfs_rd_uint(page, start, off, count, eof, &tmp); \
} \
return rc; \
} \
\
- cfs_spin_lock(&pl->pl_lock); \
- pl->pl_##var = tmp; \
- cfs_spin_unlock(&pl->pl_lock); \
+ spin_lock(&pl->pl_lock); \
+ pl->pl_##var = tmp; \
+ spin_unlock(&pl->pl_lock); \
\
return rc; \
} \
git://git.whamcloud.com / fs / lustre-release.git / blobdiff