From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.zytor.com (terminus.zytor.com [198.137.202.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0B9EE2D29B7 for ; Wed, 7 Jan 2026 03:50:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.136 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767757860; cv=none; b=DWelgAy+f/F+eufFo/wMhgoB3D57fJ+UIdZrqK5bZPTVcX6XuGpR3DsjCNA2gxvyTH9syv3fTgF0V3TQ769uf44pRIfoToixB2U6P0ugAv0DZKwkZjz6cPmyZ8WfT6jag3ozgIbXbL05ztAxqM7e7Zwpsk5aCTuFedxPBdHNVpk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767757860; c=relaxed/simple; bh=/ZD5XwdYGaPysv7pIlwMqUTI4bvJ6tg+TKfwPezHQIY=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=KC3HAM4JzB2dZNE9Kmi4NzEtiY5YON54RPVNJIEekj/BgczojcWulxfY5utnaMbqUl/zS8RqkoWAzCALZZ3vDQewo0G+DjHzBpcjVJFc5MIW+i6ZynQ+HPyFJzN1Mjt1M/Z+dfetFxXsHi5AJSa9Ddo+jqk3XxkQ4AEafUFRxo0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zytor.com; spf=pass smtp.mailfrom=zytor.com; dkim=pass (2048-bit key) header.d=zytor.com header.i=@zytor.com header.b=M59bsTyR; arc=none smtp.client-ip=198.137.202.136 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zytor.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=zytor.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=zytor.com header.i=@zytor.com header.b="M59bsTyR" Received: from [IPV6:2601:646:8081:9483:178c:dccb:2d71:85fe] ([IPv6:2601:646:8081:9483:178c:dccb:2d71:85fe]) (authenticated bits=0) by mail.zytor.com (8.18.1/8.17.1) with ESMTPSA id 6073oKxo653333 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NO); Tue, 6 Jan 2026 19:50:21 -0800 DKIM-Filter: OpenDKIM Filter v2.11.0 mail.zytor.com 6073oKxo653333 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zytor.com; s=2025122301; t=1767757822; bh=2nAAqhCwEHMvBh7kKDL/AMUtHOEOv7yGsEX3ZzY3zhs=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=M59bsTyRNHLLtco8CBsjXDvtiNtpcgDg8OV7jSg2dEqrfE+xIXGvy+6DnEpCX/x5p 6K5KdLOEK56r9h7X463dt2iIG+RE+1SVsIf7e0i8alvUvxb8Z/DJTl5oNb4ZWF6rFx 7D45JO40Q33hWhDWagStv6HevY7pSc5tZvgH8zkIptR6DSnHUu+CkZyhbXZNcDXufa zALaoL3v85eN8h2kc6qHSxOQeZ/dJmBWApWS9bi5LFyBf/Nhj+gAduX9zX1Wo5Ap59 syZepDQV40RqXnFqGDQuqXQbBPX9YbBe34v0FLF5tYIg2zK9OdjnO+ygiHlRQzncq2 fxrHixH0YUr/A== Message-ID: Date: Tue, 6 Jan 2026 19:50:15 -0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] x86/cpu: drop unused Kconfig symbol X86_P6_NOP To: Randy Dunlap , linux-kernel@vger.kernel.org Cc: Nikolay Borisov , Arnd Bergmann , Ingo Molnar , Thomas Gleixner , Borislav Petkov , Dave Hansen , x86@kernel.org References: <20260106014708.991447-1-rdunlap@infradead.org> Content-Language: en-US, sv-SE From: "H. Peter Anvin" In-Reply-To: <20260106014708.991447-1-rdunlap@infradead.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 2026-01-05 17:47, Randy Dunlap wrote: > This symbol was removed in early 2025 but 2 dangling references to it > were missed. Delete them now. > > It's safe to drop the -mtune=generic32 option since gcc 4.3 doesn't > cause the problem (see 28f7e66fc1da ("x86: prevent binutils from being > "smart" and generating NOPLs for us")). Also, Arnd confirmed this with > gcc-8 and gcc-15. > > Fixes: f388f60ca904 ("x86/cpu: Drop configuration options for early 64-bit CPUs") > Signed-off-by: Randy Dunlap > Reviewed-by: Nikolay Borisov > --- > v2: add Reviewed-by Nikolay; add -mtune explanation (Dave, Arnd: thanks); > add Cc to HPA; > > Cc: Arnd Bergmann > Cc: Ingo Molnar > Cc: Thomas Gleixner > Cc: Borislav Petkov > Cc: Dave Hansen > Cc: "H. Peter Anvin" > Cc: x86@kernel.org > Acked-by: H. Peter Anvin (Intel) -hpa