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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 95EB5C43461 for ; Fri, 11 Sep 2020 17:24:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 53A9D221E5 for ; Fri, 11 Sep 2020 17:24:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599845069; bh=v67ckkPlAg7ZQXwGO3H0uZ4zXbArB92mxeVanhEi4DE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=WVFXZ36wqsl77rfxLifG+ocMHMjShhMqTuw7V49LR/IYpCytblBKkl8sBU1cAAoPC fuTqSojPJUjHndf8I5MnMo1ZrFR4H5ZXTRbKNw028Sn5E+++JOQbjxHqWs/NsInu0Y 6rbjyyAw7za/H51B3VdWA++m6T1pXmw7FVSi33q8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725921AbgIKRY0 (ORCPT ); Fri, 11 Sep 2020 13:24:26 -0400 Received: from mail.kernel.org ([198.145.29.99]:49840 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726123AbgIKNAK (ORCPT ); Fri, 11 Sep 2020 09:00:10 -0400 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 27B4D22262; Fri, 11 Sep 2020 12:56:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599828963; bh=v67ckkPlAg7ZQXwGO3H0uZ4zXbArB92mxeVanhEi4DE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ULxoBSEd90/ifadIxMarTaMKXtmz37i0c+EpattUSYNS3ETLCrw/q/43JUsqfs9iy gZzepGBFRYFRkLpWlpE0BIZIPLHckx3PIZ9DQjBbLcRNUQ9HKIWeoDP5E1aFYH9bPz 7WQhSBXeAfdIyDg4iNpAmvRURWQmwHOwbePyQdQk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Florian Fainelli , Thomas Bogendoerfer , Sasha Levin Subject: [PATCH 4.9 13/71] MIPS: mm: BMIPS5000 has inclusive physical caches Date: Fri, 11 Sep 2020 14:45:57 +0200 Message-Id: <20200911122505.605237959@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200911122504.928931589@linuxfoundation.org> References: <20200911122504.928931589@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Florian Fainelli [ Upstream commit dbfc95f98f0158958d1f1e6bf06d74be38dbd821 ] When the BMIPS generic cpu-feature-overrides.h file was introduced, cpu_has_inclusive_caches/MIPS_CPU_INCLUSIVE_CACHES was not set for BMIPS5000 CPUs. Correct this when we have initialized the MIPS secondary cache successfully. Fixes: f337967d6d87 ("MIPS: BMIPS: Add cpu-feature-overrides.h") Signed-off-by: Florian Fainelli Signed-off-by: Thomas Bogendoerfer Signed-off-by: Sasha Levin --- arch/mips/mm/c-r4k.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 0ff379f0cc4a7..cb877f86f5fc9 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -1746,7 +1746,11 @@ static void setup_scache(void) printk("MIPS secondary cache %ldkB, %s, linesize %d bytes.\n", scache_size >> 10, way_string[c->scache.ways], c->scache.linesz); + + if (current_cpu_type() == CPU_BMIPS5000) + c->options |= MIPS_CPU_INCLUSIVE_CACHES; } + #else if (!(c->scache.flags & MIPS_CACHE_NOT_PRESENT)) panic("Dunno how to handle MIPS32 / MIPS64 second level cache"); -- 2.25.1