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 0012A25B305 for ; Fri, 27 Mar 2026 15:44:00 +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=1774626242; cv=none; b=OoWzxqyBNyIvL/vmT4E04k4tPgPy0U4/Qs8Ra5ZX2C4mpInqE8MGicozbQeaHX8fJBaMB2epd5aPCh+/D+Nsw4QOcFL3znyeMx0T/IafQGfKwhlt9toLx2NInEcrt4+THB7VH9fCUI9atjlaZX8S02dCjXz+2lo55fo+HVPU9Ck= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774626242; c=relaxed/simple; bh=fXE/MMx0uspFWIA7+vc5yZepzmHZLk/t7ZU20s4vGXU=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=NHogAoGmZNEikIVOHCcg1DPOmHkZIHfBK/09fqXbKzCBv4d+Em3/I4xpHgOU7/4ZwyKSZJO9F+zwgMeW7KwzPWmCrMYDCOuwFw81qXj4PrgC0qvnfjTbJSyCgeKKvoKpO0VSep1/UgETcRTkU7QAL7BnbFuLc6o8ruId0SOGiKE= 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; dkim=pass (1024-bit key) header.d=arm.com header.i=@arm.com header.b=pQwBST6p; 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 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=arm.com header.i=@arm.com header.b="pQwBST6p" 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 6F7D635DA; Fri, 27 Mar 2026 08:43:54 -0700 (PDT) Received: from [10.1.196.96] (eglon.cambridge.arm.com [10.1.196.96]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 8FC413F99C; Fri, 27 Mar 2026 08:43:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1774626240; bh=fXE/MMx0uspFWIA7+vc5yZepzmHZLk/t7ZU20s4vGXU=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=pQwBST6pz7nGtDPhVdMnNALUQEZ94wtULP23dBhrMtku0oTJxCUoWxhDttFy/aGE2 4oj1qXg2dySXUmgwRgjjvOMc2PuLIs7RKPl6khpDGBGuQnUwLX9OtCHiTAN6laLIet EHbCSPeejkvicgScGMfBbJwRB8MQwjD+v70FvM6k= Message-ID: Date: Fri, 27 Mar 2026 15:43:51 +0000 Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v6 08/40] arm64: mpam: Drop the CONFIG_EXPERT restriction To: Ben Horgan Cc: amitsinght@marvell.com, baisheng.gao@unisoc.com, baolin.wang@linux.alibaba.com, carl@os.amperecomputing.com, dave.martin@arm.com, david@kernel.org, dfustini@baylibre.com, fenghuay@nvidia.com, gshan@redhat.com, jonathan.cameron@huawei.com, kobak@nvidia.com, lcherian@marvell.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, peternewman@google.com, punit.agrawal@oss.qualcomm.com, quic_jiles@quicinc.com, reinette.chatre@intel.com, rohit.mathew@arm.com, scott@os.amperecomputing.com, sdonthineni@nvidia.com, tan.shaopeng@fujitsu.com, xhao@linux.alibaba.com, catalin.marinas@arm.com, will@kernel.org, corbet@lwn.net, maz@kernel.org, oupton@kernel.org, joey.gouly@arm.com, suzuki.poulose@arm.com, kvmarm@lists.linux.dev, zengheng4@huawei.com, linux-doc@vger.kernel.org, Shaopeng Tan References: <20260313144617.3420416-1-ben.horgan@arm.com> <20260313144617.3420416-9-ben.horgan@arm.com> Content-Language: en-GB From: James Morse In-Reply-To: <20260313144617.3420416-9-ben.horgan@arm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Hi Ben, On 13/03/2026 14:45, Ben Horgan wrote: > In anticipation of MPAM being useful remove the CONFIG_EXPERT restriction. Useful - ha! I've added a second paragraph describing why this was done, just so it doesn't look odd in 5 years time. | This was done to prevent the driver being enabled before the user-space | interface was wired up. Reviewed-by: James Morse Thanks, James