diff options
Diffstat (limited to 'lib/i915/gem_ring.c')
-rw-r--r-- | lib/i915/gem_ring.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/i915/gem_ring.c b/lib/i915/gem_ring.c index 0c061000..0708c8a2 100644 --- a/lib/i915/gem_ring.c +++ b/lib/i915/gem_ring.c @@ -55,7 +55,7 @@ __gem_measure_ring_inflight(int fd, unsigned int engine, enum measure_ring_flags struct drm_i915_gem_exec_object2 obj[2]; struct drm_i915_gem_execbuffer2 execbuf; const uint32_t bbe = MI_BATCH_BUFFER_END; - unsigned int count, last; + unsigned int last[2]= { -1, -1 }, count; struct itimerval itv; IGT_CORK_HANDLE(cork); @@ -85,7 +85,6 @@ __gem_measure_ring_inflight(int fd, unsigned int engine, enum measure_ring_flags itv.it_value.tv_usec = 10000; setitimer(ITIMER_REAL, &itv, NULL); - last = -1; count = 0; do { if (__execbuf(fd, &execbuf) == 0) { @@ -93,12 +92,13 @@ __gem_measure_ring_inflight(int fd, unsigned int engine, enum measure_ring_flags continue; } - if (last == count) + if (last[1] == count) break; /* sleep until the next timer interrupt (woken on signal) */ pause(); - last = count; + last[1] = last[0]; + last[0] = count; } while (1); igt_assert_eq(__execbuf(fd, &execbuf), -EINTR); |