From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CC64DD11195 for ; Wed, 26 Nov 2025 19:00:06 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 86DED10E6E6; Wed, 26 Nov 2025 19:00:06 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="SDHzP94k"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3E83E10E661 for ; Wed, 26 Nov 2025 18:59:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1764183598; x=1795719598; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=SihcvJVS/OniLJOv/RmeKj80aXwgvt8JNDhj4ufJ2uc=; b=SDHzP94k8WWxHyC8ETdYr5ScshUBV6QhuTOV+lio2l7wv02UeyaFruPb SuPNV2zpkK3NI0UMVXQmz1O+ZXbTmwp9+NFXdeoi1EKaesZeMwk35vQir F3gZinDu4FwBAypHtYIdIl6yCS5eLMn7auqrbkUztz0l2gqvgUVxq9yPv OPemidqXqLVMRz0MwKOXVVHCX+0AC9ymJo1gk9BIC51RdigXhqWkkhHCJ wn09a2P6BOn/BrxBYckpD6ZQfbMdcY8wYfDBL0d2b4v1JnslwbCcQ6zp/ xw/I0GySJ/dVVLXdf0O5qqPUeA7L4ATWKXhetUg2yj46IgxV/p+6DYXhg w==; X-CSE-ConnectionGUID: ZNKST99VQsiJtHIB1B7GFA== X-CSE-MsgGUID: /yMqNB9CSCuYizOV+0h1xA== X-IronPort-AV: E=McAfee;i="6800,10657,11625"; a="66269520" X-IronPort-AV: E=Sophos;i="6.20,229,1758610800"; d="scan'208";a="66269520" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Nov 2025 10:59:57 -0800 X-CSE-ConnectionGUID: Zb5/pe08Reihx7Jj2cs4Zw== X-CSE-MsgGUID: fuM+9eEbTeCrRggOtFx1tw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.20,229,1758610800"; d="scan'208";a="193121212" Received: from lstrano-desk.jf.intel.com ([10.54.39.91]) by orviesa008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Nov 2025 10:59:56 -0800 From: Matthew Brost To: intel-xe@lists.freedesktop.org Subject: [PATCH v5 4/9] drm/xe: Add pat_index to properties line in VM snapshot capture Date: Wed, 26 Nov 2025 10:59:47 -0800 Message-Id: <20251126185952.546277-5-matthew.brost@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20251126185952.546277-1-matthew.brost@intel.com> References: <20251126185952.546277-1-matthew.brost@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" Add pat index to properties line in VM snapshot capture indicating the VMA caching properites. This is useful information for debug and will help build a robust GPU hang replay tool. The current format is: []: ||mem_region=0x%x|pat_index=%d Permissions has two options, either "read_only" or "read_write". Type has three options, either "userptr", "null_sparse", or "bo". Memory region is a bit mask of where the memory is located. Pat index corresponds to the value setup upon VM bind. Cc: José Roberto de Souza Signed-off-by: Matthew Brost Reviewed-by: Jonathan Cavitt --- drivers/gpu/drm/xe/xe_vm.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c index f2cf95d23bd0..b298953d2eed 100644 --- a/drivers/gpu/drm/xe/xe_vm.c +++ b/drivers/gpu/drm/xe/xe_vm.c @@ -4052,6 +4052,7 @@ struct xe_vm_snapshot { #define XE_VM_SNAP_FLAG_IS_NULL BIT(2) unsigned long flags; int uapi_mem_region; + int pat_index; struct xe_bo *bo; void *data; struct mm_struct *mm; @@ -4094,6 +4095,7 @@ struct xe_vm_snapshot *xe_vm_snapshot_capture(struct xe_vm *vm) snap->snap[i].len = xe_vma_size(vma); snap->snap[i].flags = xe_vma_read_only(vma) ? XE_VM_SNAP_FLAG_READ_ONLY : 0; + snap->snap[i].pat_index = vma->attr.pat_index; if (bo) { snap->snap[i].bo = xe_bo_get(bo); snap->snap[i].bo_ofs = xe_vma_bo_offset(vma); @@ -4195,7 +4197,7 @@ void xe_vm_snapshot_print(struct xe_vm_snapshot *snap, struct drm_printer *p) for (i = 0; i < snap->num_snaps; i++) { drm_printf(p, "[%llx].length: 0x%lx\n", snap->snap[i].ofs, snap->snap[i].len); - drm_printf(p, "[%llx].properties: %s|%s|mem_region=0x%lx\n", + drm_printf(p, "[%llx].properties: %s|%s|mem_region=0x%lx|pat_index=%d\n", snap->snap[i].ofs, snap->snap[i].flags & XE_VM_SNAP_FLAG_READ_ONLY ? "read_only" : "read_write", @@ -4204,7 +4206,8 @@ void xe_vm_snapshot_print(struct xe_vm_snapshot *snap, struct drm_printer *p) snap->snap[i].flags & XE_VM_SNAP_FLAG_USERPTR ? "userptr" : "bo", snap->snap[i].uapi_mem_region == -1 ? 0 : - BIT(snap->snap[i].uapi_mem_region)); + BIT(snap->snap[i].uapi_mem_region), + snap->snap[i].pat_index); if (IS_ERR(snap->snap[i].data)) { drm_printf(p, "[%llx].error: %li\n", snap->snap[i].ofs, -- 2.34.1