Ensure that we always use every context at least once before we start
running the stress-test.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
tests/gem_ctx_switch.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/tests/gem_ctx_switch.c b/tests/gem_ctx_switch.c
index fdd67202..159554e5 100644
--- a/tests/gem_ctx_switch.c
+++ b/tests/gem_ctx_switch.c
@@ -115,6 +115,13 @@ static void single(int fd, uint32_t handle,
struct timespec start, now;
unsigned int count = 0;
+ /* Warmup */
+ for (int i = 0; i < ARRAY_SIZE(contexts); i++) {
+ execbuf.rsvd1 = contexts[i];
+ gem_execbuf(fd, &execbuf);
+ }
+ gem_sync(fd, handle);
+
clock_gettime(CLOCK_MONOTONIC, &start);
do {
igt_while_interruptible(flags & INTERRUPTIBLE) {
--
2.15.0
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