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 C5A44D1AD30 for ; Wed, 16 Oct 2024 09:05:16 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8C19E10E035; Wed, 16 Oct 2024 09:05:16 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="MPSHsWoB"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0C35810E035 for ; Wed, 16 Oct 2024 09:05:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1729069515; x=1760605515; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=Dgt+9Hmp4NV8DPxi2wOLa13n9oGnMQIU0n0ZpD4ZwAM=; b=MPSHsWoB4TupHzIMi5f6LuVbgV80HEFuJ3fB9Uf1FHkjx+pF+vanEwEv zvrtvpt3JddGuMcRSNtwScJqEDiAu31n+N2itU9cuckVO3iWFyB2y+rUT i3l9YeZ9RSvgQ4u0p1uWAInHFyMf8N69s2tC8depio8ESWk6USoPYh7ox PrzbRrGYPD3ec9HaZpNUcohx8yfMgjxv85KgRbsEafbP0gMi0/7WVlt/p R5G3J2HNAaTXBXIdJZ3HAYH6fWbH7Dj9kyp3vL19lSUUb3nC0KLSP/eEQ fPo4cjQ8y6tPfJA3rDWvnwBfuL3apILl+fkh6tbgAOMB230qBt4x/abkV A==; X-CSE-ConnectionGUID: cFMDhlWVT8mASlEjRnvBsg== X-CSE-MsgGUID: xa81x47NQXe+ZjM5pH2Xdw== X-IronPort-AV: E=McAfee;i="6700,10204,11225"; a="27978388" X-IronPort-AV: E=Sophos;i="6.11,207,1725346800"; d="scan'208";a="27978388" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Oct 2024 02:05:14 -0700 X-CSE-ConnectionGUID: EJSEwtCfSbaBkQO2/Zu+rg== X-CSE-MsgGUID: QjYkFN9XThCeRRRjey7U1w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,207,1725346800"; d="scan'208";a="78998359" Received: from nirmoyda-desk.igk.intel.com ([10.102.138.190]) by orviesa008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Oct 2024 02:05:12 -0700 From: Nirmoy Das To: intel-xe@lists.freedesktop.org Cc: Nirmoy Das , Francois Dugast , Maarten Lankhorst , Matthew Auld , Matthew Brost Subject: [PATCH v2 0/2] Improve ufence addr validation and error handling Date: Wed, 16 Oct 2024 10:23:02 +0200 Message-ID: <20241016082304.66009-1-nirmoy.das@intel.com> X-Mailer: git-send-email 2.46.0 MIME-Version: 1.0 Organization: Intel Deutschland GmbH, Registered Address: Am Campeon 10, 85579 Neubiberg, Germany, Commercial Register: Amtsgericht Muenchen HRB 186928 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" Resending https://patchwork.freedesktop.org/series/139887/ with Test-with tag to validate we catch bogus addr from userspace early. Locally I can reproduce current bogus addr passing issue and the test also validate that it is fixed with the 1st patch. v2: s/XE_WARN_ON/drm_dbg(Maarten) Test-with: 20241014141839.1618518-1-nirmoy.das@intel.com Cc: Francois Dugast Cc: Maarten Lankhorst Cc: Matthew Auld Cc: Matthew Brost Nirmoy Das (2): drm/xe/ufence: Prefetch ufence addr to catch bogus address drm/xe/ufence: Warn if mmget_not_zero() fails drivers/gpu/drm/xe/xe_sync.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) -- 2.46.0