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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 15A6DC433EF for ; Mon, 23 May 2022 11:21:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234790AbiEWLVR (ORCPT ); Mon, 23 May 2022 07:21:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48598 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234789AbiEWLVQ (ORCPT ); Mon, 23 May 2022 07:21:16 -0400 Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0B61FDEE3; Mon, 23 May 2022 04:21:14 -0700 (PDT) Received: from dggpemm500023.china.huawei.com (unknown [172.30.72.57]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4L6FGm4kwjz1JCBk; Mon, 23 May 2022 19:19:44 +0800 (CST) Received: from dggpemm500001.china.huawei.com (7.185.36.107) by dggpemm500023.china.huawei.com (7.185.36.83) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Mon, 23 May 2022 19:21:12 +0800 Received: from localhost.localdomain.localdomain (10.175.113.25) by dggpemm500001.china.huawei.com (7.185.36.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Mon, 23 May 2022 19:21:11 +0800 From: Kefeng Wang To: , , , , , , Jonathan Corbet CC: , , Kefeng Wang Subject: [PATCH v4 0/2] arm64: Fix kcsan test_barrier fail and panic Date: Mon, 23 May 2022 19:31:24 +0800 Message-ID: <20220523113126.171714-1-wangkefeng.wang@huawei.com> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.175.113.25] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org Fix selftest and kcsan_test() module fail when KCSAN_STRICT and KCSAN_WEAK_MEMORY enabled on ARM64. v4: - Use 2 spaces after a sentence-ending '.', suggested by Marco - Collect Ack/Review v3: - update dma_mb()'s description and add the generic definition, also asm-generic change is moved into patch1, suggested by Marco. v2: - Add documents about dma_mb(), suggested by Mike and Will. - drop Fixes tag and update changlog, suggested by Mike. Kefeng Wang (2): asm-generic: Add memory barrier dma_mb() arm64: kcsan: Support detecting more missing memory barriers Documentation/memory-barriers.txt | 11 ++++++----- arch/arm64/include/asm/barrier.h | 12 ++++++------ include/asm-generic/barrier.h | 8 ++++++++ 3 files changed, 20 insertions(+), 11 deletions(-) -- 2.35.3