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Commit 5783ee6e authored by Cyril Bur's avatar Cyril Bur Committed by Michael Ellerman
Browse files

selftests/powerpc: Check for pthread errors in tm-unavailable

parent 5c929885
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+34 −9
Original line number Diff line number Diff line
@@ -15,6 +15,7 @@
 */

#define _GNU_SOURCE
#include <error.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
@@ -33,6 +34,11 @@
#define VSX_UNA_EXCEPTION	2

#define NUM_EXCEPTIONS		3
#define err_at_line(status, errnum, format, ...) \
	error_at_line(status, errnum,  __FILE__, __LINE__, format ##__VA_ARGS__)

#define pr_warn(code, format, ...) err_at_line(0, code, format, ##__VA_ARGS__)
#define pr_err(code, format, ...) err_at_line(1, code, format, ##__VA_ARGS__)

struct Flags {
	int touch_fp;
@@ -303,10 +309,19 @@ void test_fp_vec(int fp, int vec, pthread_attr_t *attr)
	 * checking if the failure cause is the one we expect.
	 */
	do {
		int rc;

		/* Bind 'ping' to CPU 0, as specified in 'attr'. */
		pthread_create(&t0, attr, ping, (void *) &flags);
		pthread_setname_np(t0, "ping");
		pthread_join(t0, &ret_value);
		rc = pthread_create(&t0, attr, ping, (void *) &flags);
		if (rc)
			pr_err(rc, "pthread_create()");
		rc = pthread_setname_np(t0, "ping");
		if (rc)
			pr_warn(rc, "pthread_setname_np");
		rc = pthread_join(t0, &ret_value);
		if (rc)
			pr_err(rc, "pthread_join");

		retries--;
	} while (ret_value != NULL && retries);

@@ -320,7 +335,7 @@ void test_fp_vec(int fp, int vec, pthread_attr_t *attr)

int main(int argc, char **argv)
{
	int exception; /* FP = 0, VEC = 1, VSX = 2 */
	int rc, exception; /* FP = 0, VEC = 1, VSX = 2 */
	pthread_t t1;
	pthread_attr_t attr;
	cpu_set_t cpuset;
@@ -330,13 +345,23 @@ int main(int argc, char **argv)
	CPU_SET(0, &cpuset);

	/* Init pthread attribute. */
	pthread_attr_init(&attr);
	rc = pthread_attr_init(&attr);
	if (rc)
		pr_err(rc, "pthread_attr_init()");

	/* Set CPU 0 mask into the pthread attribute. */
	pthread_attr_setaffinity_np(&attr, sizeof(cpu_set_t), &cpuset);

	pthread_create(&t1, &attr /* Bind 'pong' to CPU 0 */, pong, NULL);
	pthread_setname_np(t1, "pong"); /* Name it for systemtap convenience */
	rc = pthread_attr_setaffinity_np(&attr, sizeof(cpu_set_t), &cpuset);
	if (rc)
		pr_err(rc, "pthread_attr_setaffinity_np()");

	rc = pthread_create(&t1, &attr /* Bind 'pong' to CPU 0 */, pong, NULL);
	if (rc)
		pr_err(rc, "pthread_create()");

	/* Name it for systemtap convenience */
	rc = pthread_setname_np(t1, "pong");
	if (rc)
		pr_warn(rc, "pthread_create()");

	flags.result = 0;