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=-3.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no 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 E0B0DC4361A for ; Thu, 3 Dec 2020 18:27:00 +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 DED262085B for ; Thu, 3 Dec 2020 18:26:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DED262085B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linuxfoundation.org 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 4Cn47533LRzDqZw for ; Fri, 4 Dec 2020 05:26:57 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linuxfoundation.org (client-ip=198.145.29.99; helo=mail.kernel.org; envelope-from=gregkh@linuxfoundation.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=linuxfoundation.org Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=rylAs9dP; dkim-atps=neutral Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4Cn44h6zdXzDrF5 for ; Fri, 4 Dec 2020 05:24:49 +1100 (AEDT) Date: Thu, 3 Dec 2020 19:25:54 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1607019887; bh=7POOkLn/pGoxGwO2tQdCyFK5VE+L2sQPNH6OYXqq6sc=; h=From:To:Cc:Subject:References:In-Reply-To:From; b=rylAs9dPfCHUKOsnHMEM9KUR4CMhPVNrvs3yV2m1x/YdJ2hstQweiFWD1YLchYbUt 90OuedVL4/YwhfzxR+ySNpnLdeluzi9Fr3QROoxAYh61Z0zGo9cPmJsVP3kJMn3wzg 3KzYzxT2GI+fUn0VTAdcskq9hMOkYaSEPBNaOXUY= From: Greg KH To: Laurent Dufour Subject: Re: [PATCH] powerpc/hotplug: assign hot added LMB to the right node Message-ID: References: <20201203101514.33591-1-ldufour@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201203101514.33591-1-ldufour@linux.ibm.com> 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: Nathan Lynch , Scott Cheloha , linux-kernel@vger.kernel.org, stable@vger.kernel.org, Paul Mackerras , linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Thu, Dec 03, 2020 at 11:15:14AM +0100, Laurent Dufour wrote: > This patch applies to 5.9 and earlier kernels only. > > Since 5.10, this has been fortunately fixed by the commit > e5e179aa3a39 ("pseries/drmem: don't cache node id in drmem_lmb struct"). Why can't we just backport that patch instead? It's almost always better to do that than to have a one-off patch, as almost always those have bugs in them. thanks, greg k-h