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 740B7F5A8D1 for ; Tue, 21 Apr 2026 00:48:38 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1FF5210E0D4; Tue, 21 Apr 2026 00:48:38 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="l60pKri7"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4730810E0D4 for ; Tue, 21 Apr 2026 00:48:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1776732505; x=1808268505; h=date:message-id:from:to:cc:subject:in-reply-to: references:mime-version; bh=Q6JfFoQuoekQTGt6lpL36t2599Td8rs5CJ/TS+VNbFw=; b=l60pKri7upPCkXdLZHksPynaV9jYIZ7uYX7lQ/s1DaLYmgaSvKBdSZ+B krOBWoqGcPzvW+5BxKVAU6cTDmtdan/h9kmsVLqk3dS7GsV4xZR2bZ4dp EMNSfoIVNIfOdTora7ln/R7wb55OeGVp/fWypnviZBD6AR1A5qFrY4HGr JeRK5ByD/9BN+nSsY9F7Mk6PvDg9c47+8GsUB/IsLyVl3FPyU7Xz6jud8 P56qfuVk3aFrm0IHtf0fec4EbZ6mICalIQrtu3XH1KOo/2AHc02AtfPOL QaFnAqQBwf3GggjTSwfdL4KMXW1Ekc65CKw6dJazfYlOwf/+BmepuLHOJ w==; X-CSE-ConnectionGUID: GB4qgwRITWS6IOYClqc/MQ== X-CSE-MsgGUID: GInYSaoJSXqNTGBhbziGFA== X-IronPort-AV: E=McAfee;i="6800,10657,11762"; a="76687677" X-IronPort-AV: E=Sophos;i="6.23,190,1770624000"; d="scan'208";a="76687677" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Apr 2026 17:48:25 -0700 X-CSE-ConnectionGUID: mELTvLq0SnCyOkKSnndGUg== X-CSE-MsgGUID: 1IusTkNsT1mYnQEaXkfmww== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,190,1770624000"; d="scan'208";a="231008054" Received: from unknown (HELO adixit-MOBL3.intel.com) ([10.241.243.161]) by orviesa010-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Apr 2026 17:48:24 -0700 Date: Mon, 20 Apr 2026 17:48:23 -0700 Message-ID: <87qzo9t9yg.wl-ashutosh.dixit@intel.com> From: "Dixit, Ashutosh" To: Brian Nguyen Cc: igt-dev@lists.freedesktop.org, x.wang@intel.com, Niranjana Vishwanathapura Subject: Re: [PATCH 0/4] tests/xe: Add xe_page_reclaim test suite In-Reply-To: <20260406184226.1294486-6-brian3.nguyen@intel.com> References: <20260406184226.1294486-6-brian3.nguyen@intel.com> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?ISO-8859-4?Q?Goj=F2?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/30.2 (x86_64-pc-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-BeenThere: igt-dev@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development mailing list for IGT GPU Tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" On Mon, 06 Apr 2026 11:42:27 -0700, Brian Nguyen wrote: > > Page Reclamation is a Xe3p feature that optimizes TLB invalidations > by targeting only the specific physical pages being unmapped, rather than > issuing a full PPC flush. With Page Reclamation, the driver maintains a > Page Reclaim List (PRL), on the backing pages of a VMA range, which is > passed into the hardware, limiting the flush to only the affected pages. > > PRL supports up to 512 entries and beyond that results in a fallback to > full TLB invalidation, and invalidating the PRL. The page reclamation test > cases validate different combinations of the possible VMA ranges. > > The primary source of validation of these cases is derived from the > gt_stats in debugfs to confirm the proper PRL generation. > > Brian Nguyen (4): > tests/xe: Add page reclaim test > tests/xe: Add random page reclaim subtest > tests/xe: Add transient display PRL skip > tests/xe: Add large VMA range tests for better coverage I have fixed it up this time, but in the future please title the commits with a prefix such as 'tests/intel/xe_page_reclaim: ' or 'tests/xe_page_reclaim: ', as done for the other commits. The series is merged now. Thanks. > > tests/intel/xe_page_reclaim.c | 826 ++++++++++++++++++++++++++++++++++ > tests/meson.build | 1 + > 2 files changed, 827 insertions(+) > create mode 100644 tests/intel/xe_page_reclaim.c > > -- > 2.43.0 >