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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2020-04-04 19:23:49 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-04-04 19:26:13 +0100 |
| commit | 32e7c0e76f413b222e9446a2a950dab5723410f9 (patch) | |
| tree | 8799936f4c13e6e5c013d8dc564f766758be4d0b /tests/i915 | |
| parent | 2c37fb335c84c023b98edf71e8c9c4bb98dd4828 (diff) | |
i915/gem_exec_alignment: Keep within limits
If we have fast alignment searching, we can run out of preallocated
objects. Make sure we apply the cap before passing in an illegal array.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Diffstat (limited to 'tests/i915')
| -rw-r--r-- | tests/i915/gem_exec_alignment.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/tests/i915/gem_exec_alignment.c b/tests/i915/gem_exec_alignment.c index 6e461b46..60a9198f 100644 --- a/tests/i915/gem_exec_alignment.c +++ b/tests/i915/gem_exec_alignment.c @@ -172,11 +172,12 @@ static void naughty_child(int i915, int link) execbuf.buffer_count = 2; while (igt_seconds_elapsed(&tv) < 2) { - execbuf.buffer_count <<= 1; gem_execbuf(i915, &execbuf); + if (execbuf.buffer_count >= count) + break; + execbuf.buffer_count <<= 1; } - execbuf.buffer_count <<= 1; - if (execbuf.buffer_count > count) + if (execbuf.buffer_count >= count) execbuf.buffer_count = count; igt_debug("Using %u buffers to delay execbuf\n", execbuf.buffer_count); |