From patchwork Thu Mar 12 07:44:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Kardashevskiy X-Patchwork-Id: 1253389 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=kvm-ppc-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=ozlabs.ru Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 48dLSG0pTZz9sQt for ; Thu, 12 Mar 2020 18:44:13 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388049AbgCLHoN (ORCPT ); Thu, 12 Mar 2020 03:44:13 -0400 Received: from 107-174-27-60-host.colocrossing.com ([107.174.27.60]:55676 "EHLO ozlabs.ru" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S2387930AbgCLHoM (ORCPT ); Thu, 12 Mar 2020 03:44:12 -0400 Received: from fstn1-p1.ozlabs.ibm.com (localhost [IPv6:::1]) by ozlabs.ru (Postfix) with ESMTP id 2092CAE80040; Thu, 12 Mar 2020 03:42:25 -0400 (EDT) From: Alexey Kardashevskiy To: linuxppc-dev@lists.ozlabs.org Cc: Alexey Kardashevskiy , David Gibson , kvm-ppc@vger.kernel.org, Ram Pai , Thiago Jung Bauermann Subject: [PATCH kernel] powerpc/prom_init: Pass the "os-term" message to hypervisor Date: Thu, 12 Mar 2020 18:44:04 +1100 Message-Id: <20200312074404.87293-1-aik@ozlabs.ru> X-Mailer: git-send-email 2.17.1 Sender: kvm-ppc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm-ppc@vger.kernel.org The "os-term" RTAS calls has one argument with a message address of OS termination cause. rtas_os_term() already passes it but the recently added prom_init's version of that missed it; it also does not fill args correctly. This passes the message address and initializes the number of arguments. Signed-off-by: Alexey Kardashevskiy --- arch/powerpc/kernel/prom_init.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 577345382b23..673f13b87db1 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -1773,6 +1773,9 @@ static void __init prom_rtas_os_term(char *str) if (token == 0) prom_panic("Could not get token for ibm,os-term\n"); os_term_args.token = cpu_to_be32(token); + os_term_args.nargs = cpu_to_be32(1); + os_term_args.nret = cpu_to_be32(1); + os_term_args.args[0] = cpu_to_be32(__pa(str)); prom_rtas_hcall((uint64_t)&os_term_args); } #endif /* CONFIG_PPC_SVM */