diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2020-04-08 08:46:54 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-04-08 08:55:35 +0100 |
| commit | 13cf98c409f05fe43de9e43cbb5b7fd2274667fd (patch) | |
| tree | c792782ee2f54d18b4eb877379cea503edb9b0bb /tests/i915/gem_exec_alignment.c | |
| parent | 609bba036e4d3419a6a96e395c38009d27bbe67c (diff) | |
i915/gem_exec_alignment: Tweak naughty client generation
The goal is to create just enough of a workload that will run long
enough to delay others and be detectable.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Diffstat (limited to 'tests/i915/gem_exec_alignment.c')
| -rw-r--r-- | tests/i915/gem_exec_alignment.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/tests/i915/gem_exec_alignment.c b/tests/i915/gem_exec_alignment.c index 77d28297..b4ffab03 100644 --- a/tests/i915/gem_exec_alignment.c +++ b/tests/i915/gem_exec_alignment.c @@ -175,14 +175,14 @@ static void naughty_child(int i915, int link, uint32_t shared) obj[i].alignment = 8192; execbuf.buffer_count = 2; - while (igt_seconds_elapsed(&tv) < 2) { + while (igt_seconds_elapsed(&tv) < 4) { gem_execbuf(i915, &execbuf); - if (execbuf.buffer_count >= count) - break; execbuf.buffer_count <<= 1; + if (execbuf.buffer_count > count) { + execbuf.buffer_count = count; + break; + } } - if (execbuf.buffer_count >= count) - execbuf.buffer_count = count; igt_debug("Using %u buffers to delay execbuf\n", execbuf.buffer_count); for (unsigned long i = 0; i < count; i++) @@ -196,7 +196,7 @@ static void naughty_child(int i915, int link, uint32_t shared) err = __execbuf(i915, &execbuf); /* this should take over 2s */ igt_info("Naughty client took %'"PRIu64"ns, result %d\n", igt_nsec_elapsed(&tv), err); - igt_assert(igt_nsec_elapsed(&tv) > NSEC_PER_SEC); + igt_assert(igt_nsec_elapsed(&tv) > NSEC_PER_SEC / 2 || err == -EINTR); gem_context_destroy(i915, execbuf.rsvd1); for (unsigned long i = !!shared; i < count; i++) |