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 C8EACC25B78 for ; Tue, 14 May 2024 07:10:14 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 561F810E3CF; Tue, 14 May 2024 07:10:14 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="Dg71DKTF"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.14]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1941510E3CF for ; Tue, 14 May 2024 07:10:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1715670613; x=1747206613; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=/QcpEiKPNwGLYbl+ol88Ro9BDzgdNZLx/nhGbQqwdAY=; b=Dg71DKTFZYLlMX/1aqfXSBXDsunhvYTopOiNMGZn9VT1+PRtVdB2U7Da hPJX3jTX4u77TzScurdAR0XZqtY0gsWC8Z0PL9/lrwL5xWVu77n1/Qkp6 O8dqyP15zBt6eX+oopPxF1ShCJYdrAAD74AkBKJ/iL8Uhe97MnAJ4smyV S+UdT9vsY1U8Rmndgz6zqbyAQBpfzGmB2uHsWb+Pzuaxw7djVPvNP4TSW Qvb/piCl6IwrbCGqqYnVgjEFWjzL2qq/bInJ7YfpnW7LdZx9kz2CDT21K rvn/r97/bvnftNn9bgna0iot5i+SlsB6YRBl9umioIJ92vGolNboU8/sN A==; X-CSE-ConnectionGUID: U44A2nVjS42pA4VUPfEsog== X-CSE-MsgGUID: lDAh/TsQRoCL8b5UnDoPvA== X-IronPort-AV: E=McAfee;i="6600,9927,11072"; a="15473028" X-IronPort-AV: E=Sophos;i="6.08,159,1712646000"; d="scan'208";a="15473028" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 May 2024 00:10:13 -0700 X-CSE-ConnectionGUID: CHsRlshfTMudJKc+q4pyLQ== X-CSE-MsgGUID: 1aZNoC4JSz+HZswTVtjM4Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,159,1712646000"; d="scan'208";a="30427894" Received: from bommu-optiplex-5060.iind.intel.com ([10.145.169.63]) by orviesa010.jf.intel.com with ESMTP; 14 May 2024 00:10:12 -0700 From: Bommu Krishnaiah To: igt-dev@lists.freedesktop.org Cc: Bommu Krishnaiah , Oak Zeng , Himal Prasad Ghimiray Subject: [PATCH i-g-t v2 07/10] tests/intel/xe_svm: svm-invalid-va Date: Tue, 14 May 2024 12:40:23 +0530 Message-Id: <20240514071026.748257-8-krishnaiah.bommu@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240514071026.748257-1-krishnaiah.bommu@intel.com> References: <20240514071026.748257-1-krishnaiah.bommu@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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" Verify SVM functionality while accessing invalid address Signed-off-by: Bommu Krishnaiah Cc: Oak Zeng Cc: Himal Prasad Ghimiray --- tests/intel/xe_svm.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/tests/intel/xe_svm.c b/tests/intel/xe_svm.c index 421d7fd1a..b846ca71a 100644 --- a/tests/intel/xe_svm.c +++ b/tests/intel/xe_svm.c @@ -32,6 +32,8 @@ * Description: verify SVM basic functionality by using huge page access * SUBTEST: svm-atomic-access * Description: verify SVM basic functionality by using GPU atomic access any location in malloc'ed memory + * SUBTEST: svm_invalid_va + * Description: verify SVM functionality while accessing invalid address */ #include @@ -224,6 +226,34 @@ static void svm_atomic_access(int fd, uint32_t vm, struct drm_xe_engine_class_in free(dst); } +/** + * Submit a GPU command to access an invalid address. + * Driver should detect a catstrophic error. + */ +static void svm_invalid_va(int fd, uint32_t vm, struct drm_xe_engine_class_instance *eci) +{ + uint64_t gpu_va = 0x1a0000; + size_t bo_size = xe_bb_size(fd, PAGE_ALIGN_UFENCE); + uint32_t *dst; + + struct xe_buffer cmd_buf = { + .fd = fd, + .gpu_addr = (void *)(uintptr_t)gpu_va, + .vm = vm, + .size = bo_size, + .placement = vram_if_possible(fd, eci->gt_id), + .flag = DRM_XE_GEM_CREATE_FLAG_NEEDS_VISIBLE_VRAM + }; + + dst = (uint32_t *)0x1fffffffffff000; + + xe_create_cmdbuf(&cmd_buf, insert_store, (uint64_t)dst, 0xc0ffee, eci); + igt_assert_eq(__xe_submit_cmd(&cmd_buf), -EIO); // for invalid address __xe_wait_ufence will return -EIO + + xe_destroy_cmdbuf(&cmd_buf); + free(dst); +} + igt_main { int fd; @@ -262,6 +292,10 @@ igt_main xe_for_each_engine(fd, hwe) svm_atomic_access(fd, vm, hwe); + igt_subtest_f("svm-invalid-va") + xe_for_each_engine(fd, hwe) + svm_invalid_va(fd, vm, hwe); + igt_fixture { xe_vm_destroy(fd, vm); drm_close_driver(fd); -- 2.25.1