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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2020-12-06 09:53:50 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-12-06 09:54:42 +0000 |
| commit | 47f770e8e544831ae5a984b2083df73f71067762 (patch) | |
| tree | cc803ed3e5691b62b09d50dc705776a9de98c4b6 | |
| parent | 10d4e2e9177eb747b9f2ab9122e3ab60e91654fb (diff) | |
i915/gem_ctx_exec: Check spinner requirements before fork
Do a check to see if we support a pollable spinner before forking to
avoid upsetting libigt.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
| -rw-r--r-- | tests/i915/gem_ctx_exec.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/tests/i915/gem_ctx_exec.c b/tests/i915/gem_ctx_exec.c index 74e67ab9..89776185 100644 --- a/tests/i915/gem_ctx_exec.c +++ b/tests/i915/gem_ctx_exec.c @@ -341,6 +341,10 @@ static void close_race(int i915) { const int ncpus = sysconf(_SC_NPROCESSORS_ONLN); uint32_t *contexts; + igt_spin_t *spin; + + /* Check we can execute a polling spinner */ + igt_spin_free(i915, igt_spin_new(i915, .flags = IGT_SPIN_POLL_RUN)); contexts = mmap(NULL, 4096, PROT_WRITE, MAP_SHARED | MAP_ANON, -1, 0); igt_assert(contexts != MAP_FAILED); @@ -349,9 +353,7 @@ static void close_race(int i915) contexts[child] = gem_context_clone_with_engines(i915, 0); igt_fork(child, ncpus) { - igt_spin_t *spin; - - spin = igt_spin_new(i915, .flags = IGT_SPIN_POLL_RUN); + spin = __igt_spin_new(i915, .flags = IGT_SPIN_POLL_RUN); igt_spin_end(spin); gem_sync(i915, spin->handle); |