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95 lines
3.6 KiB
95 lines
3.6 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/****************************************************************************** |
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******************************************************************************* |
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** |
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** Copyright (C) 2005-2007 Red Hat, Inc. All rights reserved. |
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** |
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** |
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******************************************************************************* |
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******************************************************************************/ |
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#ifndef __LOCK_DOT_H__ |
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#define __LOCK_DOT_H__ |
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void dlm_dump_rsb(struct dlm_rsb *r); |
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void dlm_dump_rsb_name(struct dlm_ls *ls, char *name, int len); |
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void dlm_print_lkb(struct dlm_lkb *lkb); |
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void dlm_receive_message_saved(struct dlm_ls *ls, struct dlm_message *ms, |
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uint32_t saved_seq); |
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void dlm_receive_buffer(union dlm_packet *p, int nodeid); |
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int dlm_modes_compat(int mode1, int mode2); |
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void dlm_put_rsb(struct dlm_rsb *r); |
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void dlm_hold_rsb(struct dlm_rsb *r); |
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int dlm_put_lkb(struct dlm_lkb *lkb); |
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void dlm_scan_rsbs(struct dlm_ls *ls); |
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int dlm_lock_recovery_try(struct dlm_ls *ls); |
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void dlm_unlock_recovery(struct dlm_ls *ls); |
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#ifdef CONFIG_DLM_DEPRECATED_API |
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void dlm_scan_timeout(struct dlm_ls *ls); |
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void dlm_adjust_timeouts(struct dlm_ls *ls); |
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#else |
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static inline void dlm_scan_timeout(struct dlm_ls *ls) { } |
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static inline void dlm_adjust_timeouts(struct dlm_ls *ls) { } |
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#endif |
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int dlm_master_lookup(struct dlm_ls *ls, int nodeid, char *name, int len, |
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unsigned int flags, int *r_nodeid, int *result); |
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int dlm_search_rsb_tree(struct rb_root *tree, const void *name, int len, |
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struct dlm_rsb **r_ret); |
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void dlm_recover_purge(struct dlm_ls *ls); |
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void dlm_purge_mstcpy_locks(struct dlm_rsb *r); |
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void dlm_recover_grant(struct dlm_ls *ls); |
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int dlm_recover_waiters_post(struct dlm_ls *ls); |
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void dlm_recover_waiters_pre(struct dlm_ls *ls); |
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int dlm_recover_master_copy(struct dlm_ls *ls, struct dlm_rcom *rc); |
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int dlm_recover_process_copy(struct dlm_ls *ls, struct dlm_rcom *rc); |
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#ifdef CONFIG_DLM_DEPRECATED_API |
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int dlm_user_request(struct dlm_ls *ls, struct dlm_user_args *ua, int mode, |
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uint32_t flags, void *name, unsigned int namelen, |
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unsigned long timeout_cs); |
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int dlm_user_convert(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
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int mode, uint32_t flags, uint32_t lkid, char *lvb_in, |
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unsigned long timeout_cs); |
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#else |
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int dlm_user_request(struct dlm_ls *ls, struct dlm_user_args *ua, int mode, |
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uint32_t flags, void *name, unsigned int namelen); |
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int dlm_user_convert(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
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int mode, uint32_t flags, uint32_t lkid, char *lvb_in); |
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#endif |
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int dlm_user_adopt_orphan(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
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int mode, uint32_t flags, void *name, unsigned int namelen, |
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uint32_t *lkid); |
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int dlm_user_unlock(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
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uint32_t flags, uint32_t lkid, char *lvb_in); |
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int dlm_user_cancel(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
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uint32_t flags, uint32_t lkid); |
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int dlm_user_purge(struct dlm_ls *ls, struct dlm_user_proc *proc, |
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int nodeid, int pid); |
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int dlm_user_deadlock(struct dlm_ls *ls, uint32_t flags, uint32_t lkid); |
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void dlm_clear_proc_locks(struct dlm_ls *ls, struct dlm_user_proc *proc); |
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int dlm_debug_add_lkb(struct dlm_ls *ls, uint32_t lkb_id, char *name, int len, |
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int lkb_nodeid, unsigned int lkb_flags, int lkb_status); |
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int dlm_debug_add_lkb_to_waiters(struct dlm_ls *ls, uint32_t lkb_id, |
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int mstype, int to_nodeid); |
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static inline int is_master(struct dlm_rsb *r) |
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{ |
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return !r->res_nodeid; |
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} |
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static inline void lock_rsb(struct dlm_rsb *r) |
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{ |
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mutex_lock(&r->res_mutex); |
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} |
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static inline void unlock_rsb(struct dlm_rsb *r) |
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{ |
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mutex_unlock(&r->res_mutex); |
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} |
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#endif |
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