From: Chris Wilson Date: Fri, 7 Feb 2020 16:16:02 +0000 (+0000) Subject: drm/i915/gt: Only ignore already reset requests X-Git-Tag: v5.10.7~1861^2~24^2~961 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6e17ae73807c6b9b638f8e8ed5946f28e81e12ff;p=platform%2Fkernel%2Flinux-rpi.git drm/i915/gt: Only ignore already reset requests If a request is being re-run after an innocent reset, it is marked as -EAGAIN. So only skip an engine reset if the request is marked as -EIO. Testcase: igt/gem_ctx_exec/basic-nohangcheck Signed-off-by: Chris Wilson Reviewed-by: Mika Kuoppala Link: https://patchwork.freedesktop.org/patch/msgid/20200207161602.2838218-1-chris@chris-wilson.co.uk --- diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c index 52a7496..cfaf5bb 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_context.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c @@ -419,7 +419,7 @@ static struct intel_engine_cs *__active_engine(struct i915_request *rq) } engine = NULL; - if (i915_request_is_active(rq) && !rq->fence.error) + if (i915_request_is_active(rq) && rq->fence.error != -EIO) engine = rq->engine; spin_unlock_irq(&locked->active.lock); diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c b/drivers/gpu/drm/i915/gt/intel_reset.c index a8317e0..aef6ab5 100644 --- a/drivers/gpu/drm/i915/gt/intel_reset.c +++ b/drivers/gpu/drm/i915/gt/intel_reset.c @@ -1182,7 +1182,7 @@ static void intel_gt_reset_global(struct intel_gt *gt, kobject_uevent_env(kobj, KOBJ_CHANGE, error_event); - drm_dbg(>->i915->drm, "resetting chip\n"); + drm_dbg(>->i915->drm, "resetting chip, engines=%x\n", engine_mask); kobject_uevent_env(kobj, KOBJ_CHANGE, reset_event); /* Use a watchdog to ensure that our reset completes */