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 1DB62C00144 for ; Mon, 1 Aug 2022 11:09:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231168AbiHALJx (ORCPT ); Mon, 1 Aug 2022 07:09:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60460 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229831AbiHALJw (ORCPT ); Mon, 1 Aug 2022 07:09:52 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [IPv6:2001:67c:2178:6::1d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D0A232981D for ; Mon, 1 Aug 2022 04:09:50 -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 84CB26139E; Mon, 1 Aug 2022 11:09:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1659352189; 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=2shB7U6Q/MYA8WnDL90QgPArbXmCRWqvnX5rvvgfGEc=; b=nHaOrHWs10BISW1AV6i9BI2XdVY08PXGQ+18SbAsBgHP+Y7wUNH8dESdKT1DEZG29kQnip KUJPZtPswXO1ljo3TZpOYMs8LJp05uprpZ8R+kp5ZF8b6aOf6myc7OsFru+o5DCl/cnV0w mlVXUb0AH4W51Ve/ykD2QN/eQXzkjQg= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1659352189; 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=2shB7U6Q/MYA8WnDL90QgPArbXmCRWqvnX5rvvgfGEc=; b=0W8mfr6/76RjjvTB1AVw1mzE1uQno3EPIwLT3s9QkUn1W64OHx1aREMbCdkABBzj1MIh47 XT+NZDIeYKSRajAQ== 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 7982A13A72; Mon, 1 Aug 2022 11:09:49 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id knyjHX2052JEeAAAMHmgww (envelope-from ); Mon, 01 Aug 2022 11:09:49 +0000 Date: Mon, 1 Aug 2022 13:09:45 +0200 From: Borislav Petkov To: Linus Torvalds Cc: x86-ml , lkml Subject: [GIT PULL] x86/fpu for v6.0 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Linus, please pull an idle improvement for AMX-capable CPUs, for 6.0. Thx. --- The following changes since commit ff6992735ade75aae3e35d16b17da1008d753d28: Linux 5.19-rc7 (2022-07-17 13:30:22 -0700) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git tags/x86_fpu_for_v6.0_rc1 for you to fetch changes up to 9f01129382774d98ec21526f13da26a0630ee3d8: intel_idle: Add a new flag to initialize the AMX state (2022-07-19 19:17:28 +0200) ---------------------------------------------------------------- - Add machinery to initialize AMX register state in order for CPUs to be able to enter deeper low-power state ---------------------------------------------------------------- Chang S. Bae (2): x86/fpu: Add a helper to prepare AMX state for low-power CPU idle intel_idle: Add a new flag to initialize the AMX state arch/x86/include/asm/fpu/api.h | 2 ++ arch/x86/include/asm/special_insns.h | 9 +++++++++ arch/x86/kernel/fpu/core.c | 14 ++++++++++++++ drivers/idle/intel_idle.c | 25 +++++++++++++++++++++++-- 4 files changed, 48 insertions(+), 2 deletions(-) -- Regards/Gruss, Boris. SUSE Software Solutions Germany GmbH GF: Ivo Totev, Andrew Myers, Andrew McDonald, Martje Boudien Moerman (HRB 36809, AG Nürnberg)