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ck_array.h
(3.06 KB)
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ck_backoff.h
(1.84 KB)
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ck_barrier.h
(5.31 KB)
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ck_bitmap.h
(12.25 KB)
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ck_brlock.h
(6.47 KB)
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ck_bytelock.h
(5.3 KB)
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ck_cc.h
(3.68 KB)
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ck_cohort.h
(5.64 KB)
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ck_elide.h
(8.74 KB)
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ck_epoch.h
(7.82 KB)
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ck_fifo.h
(12.87 KB)
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ck_hp.h
(3.31 KB)
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ck_hp_fifo.h
(5.99 KB)
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ck_hp_stack.h
(3.08 KB)
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ck_hs.h
(4.46 KB)
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ck_ht.h
(6.51 KB)
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ck_limits.h
(1.77 KB)
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ck_malloc.h
(1.57 KB)
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ck_md.h
(3.91 KB)
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ck_pflock.h
(3.68 KB)
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ck_pr.h
(31.64 KB)
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ck_queue.h
(15.78 KB)
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ck_rhs.h
(4.41 KB)
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ck_ring.h
(16.8 KB)
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ck_rwcohort.h
(11.17 KB)
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ck_rwlock.h
(6.15 KB)
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ck_sequence.h
(3.35 KB)
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ck_spinlock.h
(2.46 KB)
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ck_stack.h
(9.03 KB)
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ck_stdbool.h
(1.42 KB)
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ck_stddef.h
(1.42 KB)
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ck_stdint.h
(1.55 KB)
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ck_stdlib.h
(1.42 KB)
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ck_string.h
(1.42 KB)
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ck_swlock.h
(5.09 KB)
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ck_tflock.h
(3.9 KB)
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gcc
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spinlock
Editing: ck_hp_stack.h
/* * Copyright 2010-2015 Samy Al Bahra. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef CK_HP_STACK_H #define CK_HP_STACK_H #include <ck_cc.h> #include <ck_hp.h> #include <ck_pr.h> #include <ck_stack.h> #include <ck_stddef.h> #define CK_HP_STACK_SLOTS_COUNT 1 #define CK_HP_STACK_SLOTS_SIZE sizeof(void *) CK_CC_INLINE static void ck_hp_stack_push_mpmc(struct ck_stack *target, struct ck_stack_entry *entry) { ck_stack_push_upmc(target, entry); return; } CK_CC_INLINE static bool ck_hp_stack_trypush_mpmc(struct ck_stack *target, struct ck_stack_entry *entry) { return ck_stack_trypush_upmc(target, entry); } CK_CC_INLINE static struct ck_stack_entry * ck_hp_stack_pop_mpmc(ck_hp_record_t *record, struct ck_stack *target) { struct ck_stack_entry *entry, *update; do { entry = ck_pr_load_ptr(&target->head); if (entry == NULL) return NULL; ck_hp_set_fence(record, 0, entry); } while (entry != ck_pr_load_ptr(&target->head)); while (ck_pr_cas_ptr_value(&target->head, entry, entry->next, &entry) == false) { if (entry == NULL) return NULL; ck_hp_set_fence(record, 0, entry); update = ck_pr_load_ptr(&target->head); while (entry != update) { ck_hp_set_fence(record, 0, update); entry = update; update = ck_pr_load_ptr(&target->head); if (update == NULL) return NULL; } } return entry; } CK_CC_INLINE static bool ck_hp_stack_trypop_mpmc(ck_hp_record_t *record, struct ck_stack *target, struct ck_stack_entry **r) { struct ck_stack_entry *entry; entry = ck_pr_load_ptr(&target->head); if (entry == NULL) return false; ck_hp_set_fence(record, 0, entry); if (entry != ck_pr_load_ptr(&target->head)) goto leave; if (ck_pr_cas_ptr_value(&target->head, entry, entry->next, &entry) == false) goto leave; *r = entry; return true; leave: ck_hp_set(record, 0, NULL); return false; } #endif /* CK_HP_STACK_H */
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