Files
cubelinux-kernel/tools/perf/tests/workloads/brstack.c
T
Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

41 lines
751 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#include <stdlib.h>
#include "../tests.h"
#define BENCH_RUNS 999999
static volatile int cnt;
static void brstack_bar(void) {
} /* return */
static void brstack_foo(void) {
brstack_bar(); /* call */
} /* return */
static void brstack_bench(void) {
void (*brstack_foo_ind)(void) = brstack_foo;
if ((cnt++) % 3) /* branch (cond) */
brstack_foo(); /* call */
brstack_bar(); /* call */
brstack_foo_ind(); /* call (ind) */
}
static int brstack(int argc, const char **argv)
{
int num_loops = BENCH_RUNS;
if (argc > 0)
num_loops = atoi(argv[0]);
while (1) {
if ((cnt++) > num_loops)
break;
brstack_bench();/* call */
} /* branch (uncond) */
return 0;
}
DEFINE_WORKLOAD(brstack);