When forcing a reset, it is crucial that the kernel correctly identifies
the injected hang. Verify this is the case for reset-stress.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
tests/i915/gem_eio.c | 19 ++++++++++---------
1 file changed, 10 insertions(+), 9 deletions(-)
diff --git a/tests/i915/gem_eio.c b/tests/i915/gem_eio.c
index 5396a04e2..1d75f357f 100644
--- a/tests/i915/gem_eio.c
+++ b/tests/i915/gem_eio.c
@@ -175,7 +175,7 @@ static igt_spin_t * __spin_poll(int fd, uint32_t ctx, unsigned long flags)
struct igt_spin_factory opts = {
.ctx = ctx,
.engine = flags,
- .flags = IGT_SPIN_FAST,
+ .flags = IGT_SPIN_FAST | IGT_SPIN_FENCE_OUT,
};
if (gem_can_store_dword(fd, opts.engine))
@@ -270,12 +270,12 @@ static void check_wait(int fd, uint32_t bo, unsigned int wait, igt_stats_t *st)
igt_stats_push(st, igt_nsec_elapsed(&ts));
}
-static void check_wait_elapsed(int fd, igt_stats_t *st)
+static void check_wait_elapsed(const char *prefix, int fd, igt_stats_t *st)
{
double med, max, limit;
- igt_info("Completed %d resets, wakeups took %.3f+-%.3fms (min:%.3fms, median:%.3fms, max:%.3fms)\n",
- st->n_values,
+ igt_info("%s: completed %d resets, wakeups took %.3f+-%.3fms (min:%.3fms, median:%.3fms, max:%.3fms)\n",
+ prefix, st->n_values,
igt_stats_get_mean(st)*1e-6,
igt_stats_get_std_deviation(st)*1e-6,
igt_stats_get_min(st)*1e-6,
@@ -715,8 +715,8 @@ static void test_inflight_internal(int fd, unsigned int wait)
close(fd);
}
-static void reset_stress(int fd,
- uint32_t ctx0, unsigned int engine,
+static void reset_stress(int fd, uint32_t ctx0,
+ const char *name, unsigned int engine,
unsigned int flags)
{
const uint32_t bbe = MI_BATCH_BUFFER_END;
@@ -759,6 +759,8 @@ static void reset_stress(int fd,
/* Wedge after a small delay. */
check_wait(fd, obj.handle, 100e3, &stats);
+ igt_assert_eq(sync_fence_status(hang->out_fence), -EIO);
+ igt_spin_free(fd, hang);
/* Unwedge by forcing a reset. */
igt_assert(i915_reset_control(true));
@@ -779,10 +781,9 @@ static void reset_stress(int fd,
gem_execbuf(fd, &execbuf);
gem_sync(fd, obj.handle);
- igt_spin_free(fd, hang);
gem_context_destroy(fd, ctx);
}
- check_wait_elapsed(fd, &stats);
+ check_wait_elapsed(name, fd, &stats);
igt_stats_fini(&stats);
gem_close(fd, obj.handle);
@@ -797,7 +798,7 @@ static void test_reset_stress(int fd, unsigned int flags)
unsigned int engine;
for_each_engine(fd, engine)
- reset_stress(fd, ctx0, engine, flags);
+ reset_stress(fd, ctx0, e__->name, engine, flags);
gem_context_destroy(fd, ctx0);
}
--
2.20.1
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