diff options
Diffstat (limited to 'src/core/lib/support/mpscq.c')
-rw-r--r-- | src/core/lib/support/mpscq.c | 25 |
1 files changed, 1 insertions, 24 deletions
diff --git a/src/core/lib/support/mpscq.c b/src/core/lib/support/mpscq.c index 58c4c435d3..e9f893988d 100644 --- a/src/core/lib/support/mpscq.c +++ b/src/core/lib/support/mpscq.c @@ -31,12 +31,11 @@ void gpr_mpscq_destroy(gpr_mpscq *q) { GPR_ASSERT(q->tail == &q->stub); } -bool gpr_mpscq_push(gpr_mpscq *q, gpr_mpscq_node *n) { +void gpr_mpscq_push(gpr_mpscq *q, gpr_mpscq_node *n) { gpr_atm_no_barrier_store(&n->next, (gpr_atm)NULL); gpr_mpscq_node *prev = (gpr_mpscq_node *)gpr_atm_full_xchg(&q->head, (gpr_atm)n); gpr_atm_rel_store(&prev->next, (gpr_atm)n); - return prev == &q->stub; } gpr_mpscq_node *gpr_mpscq_pop(gpr_mpscq *q) { @@ -78,25 +77,3 @@ gpr_mpscq_node *gpr_mpscq_pop_and_check_end(gpr_mpscq *q, bool *empty) { *empty = false; return NULL; } - -void gpr_locked_mpscq_init(gpr_locked_mpscq *q) { - gpr_mpscq_init(&q->queue); - q->read_lock = GPR_SPINLOCK_INITIALIZER; -} - -void gpr_locked_mpscq_destroy(gpr_locked_mpscq *q) { - gpr_mpscq_destroy(&q->queue); -} - -bool gpr_locked_mpscq_push(gpr_locked_mpscq *q, gpr_mpscq_node *n) { - return gpr_mpscq_push(&q->queue, n); -} - -gpr_mpscq_node *gpr_locked_mpscq_pop(gpr_locked_mpscq *q) { - if (gpr_spinlock_trylock(&q->read_lock)) { - gpr_mpscq_node *n = gpr_mpscq_pop(&q->queue); - gpr_spinlock_unlock(&q->read_lock); - return n; - } - return NULL; -} |