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=-2.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 43FDFC49ED6 for ; Wed, 11 Sep 2019 09:48:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0DCD22089F for ; Wed, 11 Sep 2019 09:48:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1568195297; bh=ECvlGEndv4/OJEjRe+mRF/X/F8m6kEGpn42hbi9CX7Y=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=EeiZaVqBe2NlK5KnIsCRIyxMteSkMmP7l1aFj4TPHCWnzORUfUzM/IIaRW/v5KGie QzwIDjzQU7jDtDDpcIcJTYHsc6yD894xXmgH7IyoAGKCGCT8Oweb5X0/xdfB4NKLFp uMmvF66ub7VXcgIKKHbdMfNDYLQfD0RIDvnWg8Ac= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726842AbfIKJsQ (ORCPT ); Wed, 11 Sep 2019 05:48:16 -0400 Received: from mail.kernel.org ([198.145.29.99]:57568 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726579AbfIKJsQ (ORCPT ); Wed, 11 Sep 2019 05:48:16 -0400 Received: from localhost (110.8.30.213.rev.vodafone.pt [213.30.8.110]) (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 1AC222082C; Wed, 11 Sep 2019 09:48:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1568195295; bh=ECvlGEndv4/OJEjRe+mRF/X/F8m6kEGpn42hbi9CX7Y=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=KPIs9tkQRMu/eTdMfUjfg5mD2UEKrJWanqhIRydFQWldHBYKDjBvhg2TKSILUV/08 Tvt/rGRvkRHAQ+86vHq3jAaElilpZh2SqI1e9JJnF7Vv2oGRr/1lUoovSEmAcBdpyP XSgSgrrxN0ZLjrz2aMygGtGkaiMrVlFLFKI/uOU4= Date: Wed, 11 Sep 2019 10:48:12 +0100 From: Greg KH To: Sasha Levin Cc: christophe.leroy@c-s.fr, Chris.Packham@alliedtelesis.co.nz, mpe@ellerman.id.au, stable@vger.kernel.org Subject: Re: FAILED: patch "[PATCH] powerpc/64e: Drop stale call to smp_processor_id() which" failed to apply to 4.19-stable tree Message-ID: <20190911094812.GA13913@kroah.com> References: <156811481474161@kroah.com> <20190911094339.GL2012@sasha-vm> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190911094339.GL2012@sasha-vm> User-Agent: Mutt/1.12.1 (2019-06-15) Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Wed, Sep 11, 2019 at 05:43:39AM -0400, Sasha Levin wrote: > On Tue, Sep 10, 2019 at 12:26:54PM +0100, gregkh@linuxfoundation.org wrote: > > > > The patch below does not apply to the 4.19-stable tree. > > If someone wants it applied there, or to any other stable or longterm > > tree, then please email the backport, including the original git commit > > id to . > > > > thanks, > > > > greg k-h > > > > ------------------ original commit in Linus's tree ------------------ > > > > > From b9ee5e04fd77898208c51b1395fa0b5e8536f9b6 Mon Sep 17 00:00:00 2001 > > From: Christophe Leroy > > Date: Thu, 8 Aug 2019 12:48:26 +0000 > > Subject: [PATCH] powerpc/64e: Drop stale call to smp_processor_id() which > > hangs SMP startup > > > > Commit ebb9d30a6a74 ("powerpc/mm: any thread in one core can be the > > first to setup TLB1") removed the need to know the cpu_id in > > early_init_this_mmu(), but the call to smp_processor_id() which was > > marked __maybe_used remained. > > > > Since commit ed1cd6deb013 ("powerpc: Activate CONFIG_THREAD_INFO_IN_TASK") > > thread_info cannot be reached before MMU is properly set up. > > > > Drop this stale call to smp_processor_id() which makes SMP hang when > > CONFIG_PREEMPT is set. > > > > Fixes: ebb9d30a6a74 ("powerpc/mm: any thread in one core can be the first to setup TLB1") > > Fixes: ed1cd6deb013 ("powerpc: Activate CONFIG_THREAD_INFO_IN_TASK") > > Hi Greg, > > I *think* we should have our scripts parse multiple "Fixes:" tags as && > rather than ||. Ah, crap, yes, you are right, I'll go fix my scripts... greg k-h