From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id D94373AEF49 for ; Wed, 4 Feb 2026 16:12:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770221556; cv=none; b=e5NFRaIHh2WCNNikHbPVfrPevNO2NTo51WlTF+yD4lygUjNTDI4Gm4GIGid6jU00kgBxsf9zwhhc2oUh+PGcTlIrPrkDzKj2wAu1vlbSRCOtplNtj+mVYtSCBRxthesEwHfpQEcX7mbU1OTtAGqTZv4Dw87dIVZ3+DOKsVlIX+c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770221556; c=relaxed/simple; bh=fdMJbc2Bk1etDEZfmAijIICTnTEVedUB3//zhD9rmng=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=iNmoku9O/eGpJh2ZAOg2ETd8uebhRq5lDU9xi1B9PA/tjBaGtmd3SgqOXuEW1vNlco6TdWexO+HpR4p18UJR4cvV1/YDcpj8uwn9IV8A1D6ktHs/luPYD6nuo3y7jeN9GqTid4gREZuMxz7KnPmlIFRUHWeXdF+ZPJHzZkimDvI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 86AAF339; Wed, 4 Feb 2026 08:12:27 -0800 (PST) Received: from [10.1.196.46] (e134344.arm.com [10.1.196.46]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id C2B163F73F; Wed, 4 Feb 2026 08:12:32 -0800 (PST) Message-ID: Date: Wed, 4 Feb 2026 16:12:31 +0000 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 v3] fs/resctrl: Add CONFIG_RESCTRL_ASSIGN_FIXED Kconfig entry To: Reinette Chatre , linux-kernel@vger.kernel.org Cc: tony.luck@intel.com, Dave.Martin@arm.com, james.morse@arm.com, babu.moger@amd.com, bp@alien8.de References: <20260204120248.656646-1-ben.horgan@arm.com> <9f2759ae-58c0-437a-8439-5b75fa036da3@intel.com> Content-Language: en-US From: Ben Horgan In-Reply-To: <9f2759ae-58c0-437a-8439-5b75fa036da3@intel.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Hi Reinette, On 2/4/26 16:08, Reinette Chatre wrote: > Hi Ben, > > On 2/4/26 4:02 AM, Ben Horgan wrote: >> Commit >> >> 3b497c3f4f04 ("fs/resctrl: Introduce the interface to display monitoring modes") >> >> introduced CONFIG_RESCTRL_ASSIGN_FIXED but left adding the Kconfig entry >> until it was necessary. > > The changelog flow makes a big leap between its two paragraphs. I cannot tell why the > middle paragraph was dropped since it describes why the change is needed now to connect > with the opening context. Could you add a middle paragraph like below? > > Add CONFIG_RESCTRL_ASSIGN_FIXED in order to support MPAM where the counter assignment > mode is indeed fixed. Sorry, I'll do that now. The omission was simply a mistake. > >> >> CONFIG_RESCTRL_ASSIGN_FIXED is a resctrl fs Kconfig option so handle >> attempts to modify counter assignment mode when it is enabled in resctrl fs >> rather than delegating to arch specific code. >> >> Signed-off-by: Ben Horgan >> --- > Reinette Thanks, Ben