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[2620:137:e000::1:20]) by mx.google.com with ESMTP id he43-20020a1709073dab00b0078c47b44796si4266809ejc.95.2022.10.04.01.54.28; Tue, 04 Oct 2022 01:54:55 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@suse.de header.s=susede2_rsa header.b=c19npNWf; dkim=neutral (no key) header.i=@suse.de header.s=susede2_ed25519; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=suse.de Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230317AbiJDIug (ORCPT + 99 others); Tue, 4 Oct 2022 04:50:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47382 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230338AbiJDIuW (ORCPT ); Tue, 4 Oct 2022 04:50:22 -0400 Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.220.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3AB0F140F9 for ; Tue, 4 Oct 2022 01:50:19 -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-out1.suse.de (Postfix) with ESMTPS id 7A14B21987; Tue, 4 Oct 2022 08:50:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1664873417; 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; bh=pQXjHZV02kOKPknWCc2iLdXkjIMwoNzNmRL6P5zP9r8=; b=c19npNWfw+Rkw52gxo8pKqXkSa4TbsbGFnDdtdNUykyKP/Y/jr6MYAJfDGc4oMsCuYqG2t U4aBCG0FysHkCdgBEII+yD191DYEegCJvyj6eg/353PMBV95Stq7gIQ68HBM9XV7gDIgm6 bRcdbAU91SDe7qf2whBPOMDyAQrM2Vw= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1664873417; 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; bh=pQXjHZV02kOKPknWCc2iLdXkjIMwoNzNmRL6P5zP9r8=; b=P8ixQC5fXVKINFHzfgRgFdYEW23VxtQanZdQlmah4EGEFAXBpDHzcY3F3RlG8zs3vMx7m7 6QW0H6z4yOHXfnBg== 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 6CC35139D2; Tue, 4 Oct 2022 08:50:17 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id gySIGsnzO2PlWgAAMHmgww (envelope-from ); Tue, 04 Oct 2022 08:50:17 +0000 Date: Tue, 4 Oct 2022 10:50:13 +0200 From: Borislav Petkov To: Linus Torvalds Cc: x86-ml , lkml Subject: [GIT PULL] x86/cpu for 6.1 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Linus, please pull the x86/cpu lineup for 6.1. Thx. --- The following changes since commit 568035b01cfb107af8d2e4bd2fb9aea22cf5b868: Linux 6.0-rc1 (2022-08-14 15:50:18 -0700) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git tags/x86_cpu_for_v6.1_rc1 for you to fetch changes up to c926087eb38520b268515ae1a842db6db62554cc: x86/mm: Print likely CPU at segfault time (2022-08-24 12:48:05 +0200) ---------------------------------------------------------------- - Print the CPU number at segfault time. The number printed is not always accurate (preemption is enabled at that time) but the print string contains "likely" and after a lot of back'n'forth on this, this was the consensus that was reached. See thread starting at: https://lore.kernel.org/r/5d62c1d0-7425-d5bb-ecb5-1dc3b4d7d245@intel.com - After a *lot* of testing and polishing, finally the clear_user() improvements to inline REP; STOSB by default ---------------------------------------------------------------- Borislav Petkov (1): x86/clear_user: Make it faster Rik van Riel (1): x86/mm: Print likely CPU at segfault time arch/x86/include/asm/uaccess.h | 5 +- arch/x86/include/asm/uaccess_64.h | 45 +++++++++++++ arch/x86/lib/clear_page_64.S | 138 ++++++++++++++++++++++++++++++++++++++ arch/x86/lib/usercopy_64.c | 40 ----------- arch/x86/mm/fault.c | 10 +++ tools/objtool/check.c | 3 + 6 files changed, 198 insertions(+), 43 deletions(-) -- Regards/Gruss, Boris. SUSE Software Solutions Germany GmbH GF: Ivo Totev, Andrew Myers, Andrew McDonald, Martje Boudien Moerman (HRB 36809, AG Nürnberg)