1 // SPDX-License-Identifier: LGPL-2.1
97 	int64_t delta = now->tv_sec - start->tv_sec;  in elapsed()
100 	delta += now->tv_nsec - start->tv_nsec;  in elapsed()
108 	while (RSEQ_READ_ONCE(p->run)) {  in noise_thread()
114 		} while (!elapsed(&ts_start, &ts_now, p->noise_nsecs));  in noise_thread()
117 		ts_start.tv_nsec = p->sleep_nsecs;  in noise_thread()
125 	cpu_set_t affinity;  in FIXTURE_SETUP()  local
134 	ASSERT_EQ(sched_getaffinity(0, sizeof(affinity), &affinity), 0);  in FIXTURE_SETUP()
138 		if (!CPU_ISSET(i, &affinity))  in FIXTURE_SETUP()
141 		CPU_ZERO(&affinity);  in FIXTURE_SETUP()
142 		CPU_SET(i, &affinity);  in FIXTURE_SETUP()
143 		ASSERT_EQ(sched_setaffinity(0, sizeof(affinity), &affinity), 0);  in FIXTURE_SETUP()
147 	self->noise_params.noise_nsecs = variant->noise_nsecs;  in FIXTURE_SETUP()
148 	self->noise_params.sleep_nsecs = variant->sleep_nsecs;  in FIXTURE_SETUP()
149 	self->noise_params.run = 1;  in FIXTURE_SETUP()
151 	ASSERT_EQ(pthread_create(&self->noise_thread, NULL, noise_thread, &self->noise_params), 0);  in FIXTURE_SETUP()
156 	self->noise_params.run = 0;  in FIXTURE_TEARDOWN()
157 	pthread_join(self->noise_thread, NULL);  in FIXTURE_TEARDOWN()
177 		RSEQ_WRITE_ONCE(rs->slice_ctrl.request, 1);  in TEST_F()
180 		} while (!elapsed(&ts_cs, &ts_now, variant->slice_nsecs));  in TEST_F()
186 		if (RSEQ_READ_ONCE(rs->slice_ctrl.request)) {  in TEST_F()
187 			RSEQ_WRITE_ONCE(rs->slice_ctrl.request, 0);  in TEST_F()
193 		if (RSEQ_READ_ONCE(rs->slice_ctrl.granted)) {  in TEST_F()
196 				success--;  in TEST_F()
197 			if (variant->no_yield) {  in TEST_F()
211 	} while (!elapsed(&ts_start, &ts_now, variant->total_nsecs));  in TEST_F()