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=-8.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 739B8C432C1 for ; Wed, 25 Sep 2019 11:22:29 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2844821D7C for ; Wed, 25 Sep 2019 11:22:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2844821D7C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ellerman.id.au Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 46dbJ251WrzDqVl for ; Wed, 25 Sep 2019 21:22:26 +1000 (AEST) Received: from ozlabs.org (bilbo.ozlabs.org [203.11.71.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 46dZwT56zhzDqdv for ; Wed, 25 Sep 2019 21:05:29 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=ellerman.id.au Received: by ozlabs.org (Postfix, from userid 1034) id 46dZwS46Ztz9sPK; Wed, 25 Sep 2019 21:05:28 +1000 (AEST) X-powerpc-patch-notification: thanks X-powerpc-patch-commit: 677733e296b5c7a37c47da391fc70a43dc40bd67 In-Reply-To: <20190924035254.24612-1-aneesh.kumar@linux.ibm.com> To: "Aneesh Kumar K.V" , npiggin@gmail.com, paulus@samba.org From: Michael Ellerman Subject: Re: [PATCH 1/4] powerpc/book3s64/mm: Don't do tlbie fixup for some hardware revisions Message-Id: <46dZwS46Ztz9sPK@ozlabs.org> Date: Wed, 25 Sep 2019 21:05:27 +1000 (AEST) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Aneesh Kumar K.V" , linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Tue, 2019-09-24 at 03:52:51 UTC, "Aneesh Kumar K.V" wrote: > The store ordering vs tlbie issue mentioned in > commit a5d4b5891c2f ("powerpc/mm: Fixup tlbie vs store ordering issue on > POWER9") is fixed for Nimbus 2.3 and Cumulus 1.3 revisions. We don't need > to apply the fixup if we are running on them > > We can only do this on PowerNV. On pseries guest with kvm we still don't > support redoing the feature fixup after migration. So we should be enabling > all the workarounds needed, because whe can possibly migrate between > DD 2.3 and DD 2.2 > > Signed-off-by: Aneesh Kumar K.V Series applied to powerpc fixes, thanks. https://git.kernel.org/powerpc/c/677733e296b5c7a37c47da391fc70a43dc40bd67 cheers