From 15b840ee15fc8eb706ed9201b89afc12d6b9c614 Mon Sep 17 00:00:00 2001 From: Andrey Grodzovsky Date: Mon, 30 Apr 2018 10:04:42 -0400 Subject: [PATCH 4368/5725] drm/amdgpu: Switch to interruptable wait to recover from ring hang. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit v2: Use dma_fence_wait instead of dma_fence_wait_timeout(...,MAX_SCHEDULE_TIMEOUT) Avoid printing error message for ERESTARTSYS Originally-by: David Panariti Signed-off-by: Andrey Grodzovsky Reviewed-by: Christian König Signed-off-by: Kalyan Alle Conflicts: drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c Change-Id: I11ceb0cb9229dd3b6347cf89b8dec74b14ddf1da --- drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c index bdeec74..eb82bbf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c @@ -438,9 +438,11 @@ int amdgpu_ctx_wait_prev_fence(struct amdgpu_ctx *ctx, unsigned ring_id) if (other) { signed long r; - r = dma_fence_wait_timeout(other, false, MAX_SCHEDULE_TIMEOUT); + r = dma_fence_wait(other, true); if (r < 0) { - DRM_ERROR("Error (%ld) waiting for fence!\n", r); + if (r != -ERESTARTSYS) + DRM_ERROR("Error (%ld) waiting for fence!\n", r); + return r; } } -- 2.7.4