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 X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6C525C433DF for ; Thu, 18 Jun 2020 01:39:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 43BEF21D80 for ; Thu, 18 Jun 2020 01:39:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592444346; bh=FgYJtY6YjowxDgILyIBUCt/OhaAvMobU2W8m+To8XUU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=gFZSmUFVp0Xb60KTM2IOsXWWu3o0lj7YkshUBL8L4SiwpUNPdVSPw4cQIRJzeE4Ts 0TV9BiVmVJdbep/Sj5omKZVQcpmVyN/v2UTOTZfCJFCFpC/WPBvwLF54oL2U/L7wBC ayH7QVws5wVClcP2fgqXeqp6PF43Wg/0zg51Iizs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728980AbgFRBjE (ORCPT ); Wed, 17 Jun 2020 21:39:04 -0400 Received: from mail.kernel.org ([198.145.29.99]:40388 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732508AbgFRBaX (ORCPT ); Wed, 17 Jun 2020 21:30:23 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3644A207E8; Thu, 18 Jun 2020 01:30:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592443822; bh=FgYJtY6YjowxDgILyIBUCt/OhaAvMobU2W8m+To8XUU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=2ASz2RAxhkqzGuEADwS708RmmdvDhKrB40qdbn7gcOV1qJ2hZJObJwtZ62PrPTTg2 m/UL5mDVPv4Qts0CwVJYZfYiIugXhPnoAoFPje88O1PIiGE6kiSWwXKx60260B6jra qrBTkqoYhfzYCr3NxKFwNOw1k4gHnlWsxk+7ZBT0= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Kajol Jain , Michael Ellerman , Sasha Levin , linuxppc-dev@lists.ozlabs.org Subject: [PATCH AUTOSEL 4.4 14/60] powerpc/pseries: Update hv-24x7 information after migration Date: Wed, 17 Jun 2020 21:29:18 -0400 Message-Id: <20200618013004.610532-14-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200618013004.610532-1-sashal@kernel.org> References: <20200618013004.610532-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Kajol Jain [ Upstream commit 373b373053384f12951ae9f916043d955501d482 ] Function 'read_sys_info_pseries()' is added to get system parameter values like number of sockets and chips per socket. and it gets these details via rtas_call with token "PROCESSOR_MODULE_INFO". Incase lpar migrate from one system to another, system parameter details like chips per sockets or number of sockets might change. So, it needs to be re-initialized otherwise, these values corresponds to previous system values. This patch adds a call to 'read_sys_info_pseries()' from 'post-mobility_fixup()' to re-init the physsockets and physchips values Signed-off-by: Kajol Jain Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/20200525104308.9814-6-kjain@linux.ibm.com Signed-off-by: Sasha Levin --- arch/powerpc/platforms/pseries/mobility.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/powerpc/platforms/pseries/mobility.c b/arch/powerpc/platforms/pseries/mobility.c index 8d30a425a88a..58ddc4389a51 100644 --- a/arch/powerpc/platforms/pseries/mobility.c +++ b/arch/powerpc/platforms/pseries/mobility.c @@ -326,6 +326,9 @@ void post_mobility_fixup(void) /* Possibly switch to a new RFI flush type */ pseries_setup_rfi_flush(); + /* Reinitialise system information for hv-24x7 */ + read_24x7_sys_info(); + return; } -- 2.25.1