static void test_remove_in_callback_2(void *arg) { if (rte_eal_alarm_cancel(test_remove_in_callback_2, arg) || rte_eal_alarm_cancel(test_remove_in_callback_2, (void *)-1)) { printf("Error - cancelling callback of test_remove_in_callback_2\n"); return; } flag_2 = 1; }
static void test_remove_in_callback(void *arg) { printf("In %s - arg = %p\n", __func__, arg); if (rte_eal_alarm_cancel(test_remove_in_callback, arg) || rte_eal_alarm_cancel(test_remove_in_callback, (void *)-1)) { printf("Error - cancelling callback from within function succeeded!\n"); recursive_error = 1; } flag = (int)((uintptr_t)arg); }
int test_alarm(void) { int count = 0; /* check if the callback will be called */ printf("check if the callback will be called\n"); flag = 0; if (rte_eal_alarm_set(RTE_TEST_ALARM_TIMEOUT * US_PER_MS, test_alarm_callback, NULL) < 0) { printf("fail to set alarm callback\n"); return -1; } while (flag == 0 && count ++ < 6) rte_delay_ms(RTE_TEST_CHECK_PERIOD); if (flag == 0){ printf("Callback not called\n"); return -1; } /* check if it will fail to set alarm with wrong us value */ printf("check if it will fail to set alarm with wrong ms values\n"); if (rte_eal_alarm_set(0, test_alarm_callback, NULL) >= 0) { printf("should not be successful with 0 us value\n"); return -1; } if (rte_eal_alarm_set(UINT64_MAX - 1, test_alarm_callback, NULL) >= 0) { printf("should not be successful with (UINT64_MAX-1) us value\n"); return -1; } /* check if it will fail to set alarm with null callback parameter */ printf("check if it will fail to set alarm with null callback parameter\n"); if (rte_eal_alarm_set(RTE_TEST_ALARM_TIMEOUT, NULL, NULL) >= 0) { printf("should not be successful to set alarm with null callback parameter\n"); return -1; } /* check if it will fail to remove alarm with null callback parameter */ printf("check if it will fail to remove alarm with null callback parameter\n"); if (rte_eal_alarm_cancel(NULL, NULL) == 0) { printf("should not be successful to remove alarm with null callback parameter"); return -1; } if (test_multi_alarms() != 0) return -1; return 0; }
/** * Uninstall interrupt handler. * * @param priv * Pointer to private structure. * @param dev * Pointer to the rte_eth_dev structure. */ void priv_dev_interrupt_handler_uninstall(struct priv *priv, struct rte_eth_dev *dev) { if (!dev->data->dev_conf.intr_conf.lsc) return; rte_intr_callback_unregister(&priv->intr_handle, mlx5_dev_interrupt_handler, dev); if (priv->pending_alarm) rte_eal_alarm_cancel(mlx5_dev_link_status_handler, dev); priv->pending_alarm = 0; priv->intr_handle.fd = 0; priv->intr_handle.type = 0; }
int failsafe_hotplug_alarm_cancel(struct rte_eth_dev *dev) { int ret = 0; rte_errno = 0; rte_eal_alarm_cancel(fs_hotplug_alarm, dev); if (rte_errno) { ERROR("rte_eal_alarm_cancel failed (errno: %s)", strerror(rte_errno)); ret = -rte_errno; } else { PRIV(dev)->pending_alarm = 0; } return ret; }
static void sfc_ev_mgmt_periodic_qpoll_stop(struct sfc_adapter *sa) { rte_eal_alarm_cancel(sfc_ev_mgmt_periodic_qpoll, sa); }
static int test_multi_alarms(void) { int rm_count = 0; cb_count.cnt = 0; printf("Expect 6 callbacks in order...\n"); /* add two alarms in order */ rte_eal_alarm_set(1000 * US_PER_MS, test_multi_cb, (void *)1); rte_eal_alarm_set(2000 * US_PER_MS, test_multi_cb, (void *)2); /* now add in reverse order */ rte_eal_alarm_set(6000 * US_PER_MS, test_multi_cb, (void *)6); rte_eal_alarm_set(5000 * US_PER_MS, test_multi_cb, (void *)5); rte_eal_alarm_set(4000 * US_PER_MS, test_multi_cb, (void *)4); rte_eal_alarm_set(3000 * US_PER_MS, test_multi_cb, (void *)3); /* wait for expiry */ rte_delay_ms(6500); if (cb_count.cnt != 6) { printf("Missing callbacks\n"); /* remove any callbacks that might remain */ rte_eal_alarm_cancel(test_multi_cb, (void *)-1); return -1; } cb_count.cnt = 0; printf("Expect only callbacks with args 1 and 3...\n"); /* Add 3 flags, then delete one */ rte_eal_alarm_set(3000 * US_PER_MS, test_multi_cb, (void *)3); rte_eal_alarm_set(2000 * US_PER_MS, test_multi_cb, (void *)2); rte_eal_alarm_set(1000 * US_PER_MS, test_multi_cb, (void *)1); rm_count = rte_eal_alarm_cancel(test_multi_cb, (void *)2); rte_delay_ms(3500); if (cb_count.cnt != 2 || rm_count != 1) { printf("Error: invalid flags count or alarm removal failure" " - flags value = %d, expected = %d\n", (int)cb_count.cnt, 2); /* remove any callbacks that might remain */ rte_eal_alarm_cancel(test_multi_cb, (void *)-1); return -1; } printf("Testing adding and then removing multiple alarms\n"); /* finally test that no callbacks are called if we delete them all*/ rte_eal_alarm_set(1000 * US_PER_MS, test_multi_cb, (void *)1); rte_eal_alarm_set(1000 * US_PER_MS, test_multi_cb, (void *)2); rte_eal_alarm_set(1000 * US_PER_MS, test_multi_cb, (void *)3); rm_count = rte_eal_alarm_cancel(test_alarm_callback, (void *)-1); if (rm_count != 0) { printf("Error removing non-existant alarm succeeded\n"); rte_eal_alarm_cancel(test_multi_cb, (void *) -1); return -1; } rm_count = rte_eal_alarm_cancel(test_multi_cb, (void *) -1); if (rm_count != 3) { printf("Error removing all pending alarm callbacks\n"); return -1; } /* Test that we cannot cancel an alarm from within the callback itself * Also test that we can cancel head-of-line callbacks ok.*/ flag = 0; recursive_error = 0; rte_eal_alarm_set(1000 * US_PER_MS, test_remove_in_callback, (void *)1); rte_eal_alarm_set(2000 * US_PER_MS, test_remove_in_callback, (void *)2); rm_count = rte_eal_alarm_cancel(test_remove_in_callback, (void *)1); if (rm_count != 1) { printf("Error cancelling head-of-list callback\n"); return -1; } rte_delay_ms(1500); if (flag != 0) { printf("Error, cancelling head-of-list leads to premature callback\n"); return -1; } rte_delay_ms(1000); if (flag != 2) { printf("Error - expected callback not called\n"); rte_eal_alarm_cancel(test_remove_in_callback, (void *)-1); return -1; } if (recursive_error == 1) return -1; /* Check if it can cancel all for the same callback */ printf("Testing canceling all for the same callback\n"); flag_2 = 0; rte_eal_alarm_set(1000 * US_PER_MS, test_remove_in_callback, (void *)1); rte_eal_alarm_set(2000 * US_PER_MS, test_remove_in_callback_2, (void *)2); rte_eal_alarm_set(3000 * US_PER_MS, test_remove_in_callback_2, (void *)3); rte_eal_alarm_set(4000 * US_PER_MS, test_remove_in_callback, (void *)4); rm_count = rte_eal_alarm_cancel(test_remove_in_callback_2, (void *)-1); if (rm_count != 2) { printf("Error, cannot cancel all for the same callback\n"); return -1; } rm_count = rte_eal_alarm_cancel(test_remove_in_callback, (void *)-1); if (rm_count != 2) { printf("Error, cannot cancel all for the same callback\n"); return -1; } return 0; }