From patchwork Fri Sep 1 10:32:01 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xie XiuQi X-Patchwork-Id: 9933869 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 7168260309 for ; Fri, 1 Sep 2017 10:32:06 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7703528622 for ; Fri, 1 Sep 2017 10:32:06 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6B9F92862C; Fri, 1 Sep 2017 10:32:06 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 228B628622 for ; Fri, 1 Sep 2017 10:32:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=8z8bmlxfWv/D83sn38Y9BKebcFJL2Ht5+x4ld1yt+Tw=; b=TR+PHFlSmwqNc4 4E/qNBUwZh/3jI7D3/to/IHaVi6swndnM26RKAQv6ddFUoKgdKtssyXoz1TcNWPDAlm6wTfpLGqI7 QpU2E1XDbYwIuOTMDmP3oM5YIqR0wPZsFiBflSk/46rNqACnwf04diWiNdR1z+B3PLJspRznw1gdr u8ug7GPj38z8di0m+yqQEAWYn5mbe1aY/pbJYpa4C8n2dai9GgVZEUH4gBEMIf14gkvq9uwS3Xrwa BeYN12bBu2EP60ePyfApMYlMaFG7TCzdzB25imGXsFCnV2wEd4WbKtIEVlmNiXM4+YDEw2OUhsEuD zBD0cvLXlEge6LJBAz3g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dnjF3-0007mw-RX; Fri, 01 Sep 2017 10:32:01 +0000 Received: from szxga05-in.huawei.com ([45.249.212.191]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1dnjEj-0007Fz-Ua for linux-arm-kernel@lists.infradead.org; Fri, 01 Sep 2017 10:31:44 +0000 Received: from 172.30.72.58 (EHLO DGGEMS405-HUB.china.huawei.com) ([172.30.72.58]) by dggrg05-dlp.huawei.com (MOS 4.4.6-GA FastPath queued) with ESMTP id DGK21186; Fri, 01 Sep 2017 18:31:07 +0800 (CST) Received: from localhost.localdomain.localdomain (10.175.113.25) by DGGEMS405-HUB.china.huawei.com (10.3.19.205) with Microsoft SMTP Server id 14.3.301.0; Fri, 1 Sep 2017 18:30:59 +0800 From: Xie XiuQi To: , , , , , , , , , , , Subject: [RFC PATCH v1 3/3] arm64/apei: get error address from memory section for recovery Date: Fri, 1 Sep 2017 18:32:01 +0800 Message-ID: <1504261921-39308-4-git-send-email-xiexiuqi@huawei.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1504261921-39308-1-git-send-email-xiexiuqi@huawei.com> References: <1504261921-39308-1-git-send-email-xiexiuqi@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.113.25] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A020205.59A936EE.0095, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0, ip=0.0.0.0, so=2014-11-16 11:51:01, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: 2d74ca452a900460ee7becc10c4322f5 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170901_033142_349751_3D09BB70 X-CRM114-Status: UNSURE ( 8.03 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: xiexiuqi@huawei.com, linux-kernel@vger.kernel.org, gengdongjiu@huawei.com, linux-acpi@vger.kernel.org, zhengqiang10@huawei.com, wangxiongfeng2@huawei.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP In some platform, when SEA triggerred, physical address might be reported by memory section, so we save it for error recovery later. Signed-off-by: Xie XiuQi --- arch/arm64/kernel/ras.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/kernel/ras.c b/arch/arm64/kernel/ras.c index 8562ec7..2b400b8 100644 --- a/arch/arm64/kernel/ras.c +++ b/arch/arm64/kernel/ras.c @@ -136,3 +136,20 @@ void arm_proc_error_check(struct ghes *ghes, struct cper_sec_proc_arm *err) if (!ret) set_thread_flag(TIF_SEA_NOTIFY); } + +void arch_apei_report_mem_error(struct ghes *ghes, int sev, + struct cper_sec_mem_err *mem) +{ + int ret = -1; + + if ((ghes->generic->notify.type != ACPI_HEST_NOTIFY_SEA) || + (ghes->estatus->error_severity != CPER_SEV_RECOVERABLE)) + return; + + if (mem->validation_bits & CPER_MEM_VALID_PA) { + ret = sea_save_info(mem->physical_addr); + } + + if (!ret) + set_thread_flag(TIF_SEA_NOTIFY); +}