From nobody Fri Oct 10 16:23:42 2025 Received: from fanzine2.igalia.com (fanzine2.igalia.com [213.97.179.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2248423C4F8 for ; Fri, 13 Jun 2025 18:44:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.97.179.56 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749840265; cv=none; b=ZPYkgD12xoNjlkWHR69AcMazqA3l6R6lfuKOqEqQHa9yWqzEd65+CzY2GCycf3gO4JkB42aOa75po/AloYPLcLFUeMmmWISFu8/8n8v8tIrcwFpxwSUpMx3QCat/d3JcRa12MaaHfcNiObr37Zj70gOVo8N4taf60TC8SgU2ZCQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749840265; c=relaxed/simple; bh=7Kn1u/gVa9sDdXQEiFPRNu3yl2AWY2F/Esch2C3NQcA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=oIjZeW796DQfD3dSMZeLbNk67aRA5hB0L92D58F5JHHrjdIgDasPWMNLc9YB/TNrkCW/E99TnqpQgIbRqkfNQm5NKbd61iNfV/5cH4t8/hBaV/b4r2zN3b7ZIRlYxuoGpXQBGsIRRF8QlzJ3yoQ+fxoVFVrB2DPKpWwTU9o60rM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com; spf=pass smtp.mailfrom=igalia.com; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b=YwZELRoP; arc=none smtp.client-ip=213.97.179.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=igalia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b="YwZELRoP" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=igalia.com; s=20170329; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=oOcwqzD6tOcdnoanCuqsRDl10qjCYbFL/juK82IuqGw=; b=YwZELRoPPHj0BmrWPXnXXoJqXT LdWcGIjzyCGQAbnYS1p/TIAS574XtWilBE9G3QpNhQgAVw7+KNUbPH72QyHb+lZ/GHwsarzpoyEUu 3tzJvDfLOsOQ71RJhk9aEROkBdDryDZzjuQP1ofoAvLbIm1yTu1G4ke4ubq+T23Km+MJPsEuPjX10 RiRiW0L8aqIGPNNVDbUvDcqOSV9Sri9dFwcWpmvDFF+V3rNqUIZvzQGCfTIumGXgPXBQlIpJU54TD qtSxSaye5bVRxOBL4iwwO7p1fGb5jykvryPMZxTRE7WBUc68G/vs66SdAeBkbq1RKAyhRf2MaWSb0 TTzB/bDg==; Received: from [191.204.192.64] (helo=localhost.localdomain) by fanzine2.igalia.com with esmtpsa (Cipher TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim) id 1uQ9Nv-003AD0-I2; Fri, 13 Jun 2025 20:44:15 +0200 From: =?UTF-8?q?Andr=C3=A9=20Almeida?= To: "Alex Deucher" , =?UTF-8?q?Christian=20K=C3=B6nig?= , siqueira@igalia.com, airlied@gmail.com, simona@ffwll.ch, "Raag Jadav" , rodrigo.vivi@intel.com, jani.nikula@linux.intel.com, Xaver Hugl , Krzysztof Karas Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, kernel-dev@igalia.com, amd-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, =?UTF-8?q?Andr=C3=A9=20Almeida?= Subject: [PATCH v7 5/5] drm/amdgpu: Make use of drm_wedge_task_info Date: Fri, 13 Jun 2025 15:43:48 -0300 Message-ID: <20250613184348.1761020-6-andrealmeid@igalia.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250613184348.1761020-1-andrealmeid@igalia.com> References: <20250613184348.1761020-1-andrealmeid@igalia.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable To notify userspace about which task (if any) made the device get in a wedge state, make use of drm_wedge_task_info parameter, filling it with the task PID and name. Signed-off-by: Andr=C3=A9 Almeida --- v7: - Remove struct cast, now we can use `info =3D &ti->task` - Fix struct lifetime, move amdgpu_vm_put_task_info() after drm_dev_wedged_event() call --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 17 +++++++++++++++-- drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 8 ++++++-- 2 files changed, 21 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/a= md/amdgpu/amdgpu_device.c index 8a0f36f33f13..67cff53678e1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -6363,8 +6363,21 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *= adev, =20 atomic_set(&adev->reset_domain->reset_res, r); =20 - if (!r) - drm_dev_wedged_event(adev_to_drm(adev), DRM_WEDGE_RECOVERY_NONE, NULL); + if (!r) { + struct drm_wedge_task_info *info =3D NULL; + struct amdgpu_task_info *ti =3D NULL; + + if (job) { + ti =3D amdgpu_vm_get_task_info_pasid(adev, job->pasid); + if (ti) + info =3D &ti->task; + } + + drm_dev_wedged_event(adev_to_drm(adev), DRM_WEDGE_RECOVERY_NONE, info); + + if (ti) + amdgpu_vm_put_task_info(ti); + } =20 return r; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/= amdgpu/amdgpu_job.c index 0c1381b527fe..f061f691f556 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c @@ -89,6 +89,7 @@ static enum drm_gpu_sched_stat amdgpu_job_timedout(struct= drm_sched_job *s_job) { struct amdgpu_ring *ring =3D to_amdgpu_ring(s_job->sched); struct amdgpu_job *job =3D to_amdgpu_job(s_job); + struct drm_wedge_task_info *info =3D NULL; struct amdgpu_task_info *ti; struct amdgpu_device *adev =3D ring->adev; int idx; @@ -125,7 +126,7 @@ static enum drm_gpu_sched_stat amdgpu_job_timedout(stru= ct drm_sched_job *s_job) ti =3D amdgpu_vm_get_task_info_pasid(ring->adev, job->pasid); if (ti) { amdgpu_vm_print_task_info(adev, ti); - amdgpu_vm_put_task_info(ti); + info =3D &ti->task; } =20 /* attempt a per ring reset */ @@ -164,13 +165,16 @@ static enum drm_gpu_sched_stat amdgpu_job_timedout(st= ruct drm_sched_job *s_job) if (amdgpu_ring_sched_ready(ring)) drm_sched_start(&ring->sched, 0); dev_err(adev->dev, "Ring %s reset succeeded\n", ring->sched.name); - drm_dev_wedged_event(adev_to_drm(adev), DRM_WEDGE_RECOVERY_NONE, NULL); + drm_dev_wedged_event(adev_to_drm(adev), DRM_WEDGE_RECOVERY_NONE, info); goto exit; } dev_err(adev->dev, "Ring %s reset failure\n", ring->sched.name); } dma_fence_set_error(&s_job->s_fence->finished, -ETIME); =20 + if (ti) + amdgpu_vm_put_task_info(ti); + if (amdgpu_device_should_recover_gpu(ring->adev)) { struct amdgpu_reset_context reset_context; memset(&reset_context, 0, sizeof(reset_context)); --=20 2.49.0