xref: /linux/kernel/trace/rv/monitors/sts/sts_kunit.c (revision 55ee4b931a7ffedc886175d265dd6e6d08fd4151)
1*8da2a883SGabriele Monaco // SPDX-License-Identifier: GPL-2.0
2*8da2a883SGabriele Monaco #include <linux/kernel.h>
3*8da2a883SGabriele Monaco #include <linux/rv.h>
4*8da2a883SGabriele Monaco #include <rv/kunit.h>
5*8da2a883SGabriele Monaco #include <trace/events/sched.h>
6*8da2a883SGabriele Monaco #include "sts_kunit.h"
7*8da2a883SGabriele Monaco 
8*8da2a883SGabriele Monaco #if IS_REACHABLE(CONFIG_RV_MON_STS)
9*8da2a883SGabriele Monaco 
10*8da2a883SGabriele Monaco static void rv_test_sts(struct kunit *test)
11*8da2a883SGabriele Monaco {
12*8da2a883SGabriele Monaco 	struct task_struct *target = rv_kunit_alloc_mock_task(test);
13*8da2a883SGabriele Monaco 	struct task_struct *other = rv_kunit_alloc_mock_task(test);
14*8da2a883SGabriele Monaco 	struct rv_kunit_ctx *ctx = test->priv;
15*8da2a883SGabriele Monaco 
16*8da2a883SGabriele Monaco 	prepare_test(test, &rv_sts_ops.mon);
17*8da2a883SGabriele Monaco 	/* Per-CPU monitor, make sure we don't change CPU mid-test */
18*8da2a883SGabriele Monaco 	guard(migrate)();
19*8da2a883SGabriele Monaco 
20*8da2a883SGabriele Monaco 	/* Switch without disabling interrupts */
21*8da2a883SGabriele Monaco 	rv_sts_ops.handle_schedule_exit(NULL, false);
22*8da2a883SGabriele Monaco 	rv_sts_ops.handle_schedule_entry(NULL, false);
23*8da2a883SGabriele Monaco 	RV_KUNIT_EXPECT_REACTION_HERE(test, ctx)
24*8da2a883SGabriele Monaco 		rv_sts_ops.handle_sched_switch(NULL, 0, target, other, TASK_RUNNING);
25*8da2a883SGabriele Monaco 
26*8da2a883SGabriele Monaco 	rv_sts_ops.handle_schedule_exit(NULL, false);
27*8da2a883SGabriele Monaco 
28*8da2a883SGabriele Monaco 	/* Schedule from interrupt context */
29*8da2a883SGabriele Monaco 	rv_sts_ops.handle_schedule_entry(NULL, false);
30*8da2a883SGabriele Monaco 	rv_sts_ops.handle_irq_disable(NULL, 0, 0);
31*8da2a883SGabriele Monaco 	rv_sts_ops.handle_irq_entry(NULL, 0, NULL);
32*8da2a883SGabriele Monaco 	RV_KUNIT_EXPECT_REACTION_HERE(test, ctx)
33*8da2a883SGabriele Monaco 		rv_sts_ops.handle_sched_switch(NULL, 0, target, other, TASK_RUNNING);
34*8da2a883SGabriele Monaco 	rv_sts_ops.handle_irq_enable(NULL, 0, 0);
35*8da2a883SGabriele Monaco }
36*8da2a883SGabriele Monaco 
37*8da2a883SGabriele Monaco #else
38*8da2a883SGabriele Monaco #define rv_test_sts rv_test_stub
39*8da2a883SGabriele Monaco #endif
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