Convert rte_atomic usages to compiler atomic built-ins for lcores
sync in rwlock testcases.
Signed-off-by: Joyce Kong <joyce.kong@arm.com>
Reviewed-by: Ruifeng Wang <ruifeng.wang@arm.com>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
#include <rte_memory.h>
#include <rte_per_lcore.h>
#include <rte_launch.h>
#include <rte_memory.h>
#include <rte_per_lcore.h>
#include <rte_launch.h>
#include <rte_rwlock.h>
#include <rte_eal.h>
#include <rte_lcore.h>
#include <rte_rwlock.h>
#include <rte_eal.h>
#include <rte_lcore.h>
static rte_rwlock_t sl;
static rte_rwlock_t sl_tab[RTE_MAX_LCORE];
static rte_rwlock_t sl;
static rte_rwlock_t sl_tab[RTE_MAX_LCORE];
-static rte_atomic32_t synchro;
+static uint32_t synchro;
/* wait synchro for workers */
if (lcore != rte_get_main_lcore())
/* wait synchro for workers */
if (lcore != rte_get_main_lcore())
- while (rte_atomic32_read(&synchro) == 0)
- ;
+ rte_wait_until_equal_32(&synchro, 1, __ATOMIC_RELAXED);
begin = rte_rdtsc_precise();
while (lcount < MAX_LOOP) {
begin = rte_rdtsc_precise();
while (lcount < MAX_LOOP) {
printf("\nRwlock Perf Test on %u cores...\n", rte_lcore_count());
/* clear synchro and start workers */
printf("\nRwlock Perf Test on %u cores...\n", rte_lcore_count());
/* clear synchro and start workers */
- rte_atomic32_set(&synchro, 0);
+ __atomic_store_n(&synchro, 0, __ATOMIC_RELAXED);
if (rte_eal_mp_remote_launch(load_loop_fn, NULL, SKIP_MAIN) < 0)
return -1;
/* start synchro and launch test on main */
if (rte_eal_mp_remote_launch(load_loop_fn, NULL, SKIP_MAIN) < 0)
return -1;
/* start synchro and launch test on main */
- rte_atomic32_set(&synchro, 1);
+ __atomic_store_n(&synchro, 1, __ATOMIC_RELAXED);
load_loop_fn(NULL);
rte_eal_mp_wait_lcore();
load_loop_fn(NULL);
rte_eal_mp_wait_lcore();