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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CA516C433FE for ; Wed, 5 Oct 2022 10:45:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229538AbiJEKp2 (ORCPT ); Wed, 5 Oct 2022 06:45:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56266 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229479AbiJEKp1 (ORCPT ); Wed, 5 Oct 2022 06:45:27 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 062F6193FE for ; Wed, 5 Oct 2022 03:45:26 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id B5DDD1F388; Wed, 5 Oct 2022 10:45:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1664966724; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=qVvI7juaZC3YcwsPRPuTKlNhHaOKJHNLE9O69OTxnsU=; b=Hs75b+aG9JMB2YoCpnQmsGCFDQ80s6aMvlA7GPkY6GY9DJYBmb6JwJjIs/DTOMuuV3CpLI AfwJ32vxW1v15zGK2y7RvU9bC+AKoVZLKGqfDj46Q9NC2fTXNDITBom/7op5L5nWAVVUli IhfMY/HAj+KaJfo4OqvZf7E4CAMHXhc= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1664966724; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=qVvI7juaZC3YcwsPRPuTKlNhHaOKJHNLE9O69OTxnsU=; b=4Hu3vZR/AhgwlMDR/HLZej4SwUpgUj50tRgtQ6REubrAJUDSo6oH9phpMdE+qCFWWMPRNL DDi8VRtXcCUzjgBg== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id AB7E913ABD; Wed, 5 Oct 2022 10:45:24 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id ucvYKURgPWMZOgAAMHmgww (envelope-from ); Wed, 05 Oct 2022 10:45:24 +0000 Date: Wed, 5 Oct 2022 12:45:19 +0200 From: Borislav Petkov To: gregkh@linuxfoundation.org Cc: ssengar@linux.microsoft.com, stable@vger.kernel.org Subject: Re: FAILED: patch "[PATCH] x86/cacheinfo: Add a cpu_llc_shared_mask() UP variant" failed to apply to 5.15-stable tree Message-ID: References: <166477802792157@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <166477802792157@kroah.com> Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Mon, Oct 03, 2022 at 08:20:27AM +0200, gregkh@linuxfoundation.org wrote: > > The patch below does not apply to the 5.15-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 . > > Possible dependencies: > > df5b035b5683 ("x86/cacheinfo: Add a cpu_llc_shared_mask() UP variant") > 66558b730f25 ("sched: Add cluster scheduler level for x86") This is a fix for CONFIG_SMP=n kernels which was caught by testing this explicitly by disabling SMP. IOW, I don't think anyone would be running SMP=n kernels and thus maybe should not backport those...? Thx. -- Regards/Gruss, Boris. SUSE Software Solutions Germany GmbH GF: Ivo Totev, Andrew Myers, Andrew McDonald, Martje Boudien Moerman (HRB 36809, AG Nürnberg)