We want to do a complete pass before checking the timeout, but just in case the pass is quite slow, touch the NMI watchdog to prevent a false positive. Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> Cc: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx> --- drivers/gpu/drm/i915/selftests/i915_gem_gtt.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c index eefcf7b84054..71c0654b4b4d 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c @@ -23,6 +23,7 @@ */ #include <linux/list_sort.h> +#include <linux/nmi.h> #include <linux/prime_numbers.h> #include "../i915_selftest.h" @@ -686,6 +687,13 @@ static int pot_hole(struct drm_i915_private *i915, i915_vma_unpin(vma); err = i915_vma_unbind(vma); GEM_BUG_ON(err); + + /* + * Do a complete pass before timing out, but just + * in case we are running too slow, ping the NMI + * watchdog. + */ + touch_nmi_watchdog(); } if (igt_timeout(end_time, -- 2.18.0 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
