Re: [PATCH igt] igt/gem_spin_batch: Skip overloading aliased BSD engines

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On 20/12/2017 17:56, Chris Wilson wrote:
BSD == BSD1 or BSD2. Since we already emit spinners to the explicit BSD
rins, skip the aliased ring.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=104352
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
  tests/gem_spin_batch.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/gem_spin_batch.c b/tests/gem_spin_batch.c
index 896311304..cccba75a7 100644
--- a/tests/gem_spin_batch.c
+++ b/tests/gem_spin_batch.c
@@ -77,7 +77,7 @@ static void spin_on_all_engines(int fd, unsigned int timeout_sec)
  	unsigned engine;
for_each_engine(fd, engine) {
-		if (engine == 0)
+		if (engine == 0 || engine == I915_EXEC_BSD)

You forget the other annoyance of the VCS selection uAPI where explicit flags can only be used on dual-VCS platforms? :) So I think you need to skip on engine & I915_EXEC_BSD_RING1, unless I am missing something.

Regards,

Tvrtko

  			continue;
igt_fork(child, 1) {

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