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 0FEE4C77B73 for ; Mon, 5 Jun 2023 14:37:43 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 89C6410E2AD; Mon, 5 Jun 2023 14:37:42 +0000 (UTC) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id B541510E2AD; Mon, 5 Jun 2023 14:37:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1685975860; x=1717511860; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=QbsAIrV9jX/lP1THkGIi6qBZBg8CblTQDxVAQavB504=; b=gF2ccKHw3sz0DakrHF3n2ddfinkBCNqKxCrOjlftjoPvivAdNHwpslFS dRtPICeJs06myESr24aBJvgLUifdJPJUsQTjU0LXu7QOnulxGilG+54Ke n4h1FGVT8eY7y6WgmWDbpVkAsJRdhmOHkmULcB4P2NIvnkqlcdC2mIPCa bfpVEOcsJZ3Z+JMTq8HbdBPEURly3sIW+1d6Lw39A7lk973J2f5sVX4Gz CwtXeGZSHjP6Mr4TwusugRDV1TtDgdDxOAmDfLtMwl7WGRy4Yt1Agi7cq npA4GCF6/qb7uBNmLOkRZCuna5CAJ083mBAPDt/gpN0WaHJ8Lk0YdBHRu g==; X-IronPort-AV: E=McAfee;i="6600,9927,10732"; a="356393345" X-IronPort-AV: E=Sophos;i="6.00,217,1681196400"; d="scan'208";a="356393345" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jun 2023 07:37:29 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10732"; a="738379841" X-IronPort-AV: E=Sophos;i="6.00,217,1681196400"; d="scan'208";a="738379841" Received: from mloughma-mobl1.ger.corp.intel.com (HELO localhost.localdomain) ([10.213.238.159]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jun 2023 07:37:28 -0700 From: Tvrtko Ursulin To: Intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Date: Mon, 5 Jun 2023 15:37:20 +0100 Message-Id: <20230605143720.435046-1-tvrtko.ursulin@linux.intel.com> X-Mailer: git-send-email 2.39.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [Intel-gfx] [PATCH] drm/i915: Implement fdinfo memory stats printing X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Tvrtko Ursulin Use the newly added drm_print_memory_stats helper to show memory utilisation of our objects in drm/driver specific fdinfo output. To collect the stats we walk the per memory regions object lists and accumulate object size into the respective drm_memory_stats categories. Objects with multiple possible placements are reported in multiple regions for total and shared sizes, while other categories are counted only for the currently active region. Signed-off-by: Tvrtko Ursulin Cc: Rob Clark --- drivers/gpu/drm/i915/i915_drm_client.c | 66 ++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_drm_client.c b/drivers/gpu/drm/i915/i915_drm_client.c index 2a44b3876cb5..2a40f763f8f6 100644 --- a/drivers/gpu/drm/i915/i915_drm_client.c +++ b/drivers/gpu/drm/i915/i915_drm_client.c @@ -41,6 +41,70 @@ void __i915_drm_client_free(struct kref *kref) } #ifdef CONFIG_PROC_FS +static void +add_obj_meminfo(struct drm_i915_gem_object *obj, + struct intel_memory_region *mr, + struct drm_memory_stats stats[INTEL_REGION_UNKNOWN]) +{ + u64 sz = obj->base.size; + enum intel_region_id id; + unsigned int i; + + id = mr->id; + if (obj->base.handle_count > 1) + stats[id].shared += sz; + else + stats[id].private += sz; + + if (i915_gem_object_has_pages(obj)) { + stats[id].resident += sz; + + if (!dma_resv_test_signaled(obj->base.resv, + dma_resv_usage_rw(true))) + stats[id].active += sz; + else if (i915_gem_object_is_shrinkable(obj) && + obj->mm.madv == I915_MADV_DONTNEED) + stats[id].purgeable += sz; + } + + /* Attribute size and shared to all possible object memory regions. */ + for (i = 0; i < obj->mm.n_placements; i++) { + if (obj->mm.placements[i] == mr) + continue; + + id = obj->mm.placements[i]->id; + if (obj->base.handle_count > 1) + stats[id].shared += sz; + else + stats[id].private += sz; + } +} + +static void show_meminfo(struct drm_printer *p, struct drm_file *file) +{ + struct drm_i915_file_private *file_priv = file->driver_priv; + struct drm_memory_stats stats[INTEL_REGION_UNKNOWN] = {}; + struct drm_i915_private *i915 = file_priv->i915; + struct intel_memory_region *mr; + unsigned int id; + + for_each_memory_region(mr, i915, id) { + struct drm_i915_gem_object *obj; + + mutex_lock(&mr->objects.lock); + list_for_each_entry(obj, &mr->objects.list, mm.region_link) + add_obj_meminfo(obj, mr, stats); + mutex_unlock(&mr->objects.lock); + } + + for_each_memory_region(mr, i915, id) + drm_print_memory_stats(p, + &stats[id], + DRM_GEM_OBJECT_RESIDENT | + DRM_GEM_OBJECT_PURGEABLE, + mr->name); +} + static const char * const uabi_class_names[] = { [I915_ENGINE_CLASS_RENDER] = "render", [I915_ENGINE_CLASS_COPY] = "copy", @@ -102,6 +166,8 @@ void i915_drm_client_fdinfo(struct drm_printer *p, struct drm_file *file) * ****************************************************************** */ + show_meminfo(p, file); + if (GRAPHICS_VER(i915) < 8) return; -- 2.39.2