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 8D7491DB95E for ; Mon, 7 Sep 2026 09:16:00 +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=1788772562; cv=none; b=C/cDs1djQpsGX3wH8KtLnJAGGWhG3YHjL3/4+3akpZxS7Qq42rkuMKtB16dp1JGfhsjnLtsv8h2ZBNLB+g8mdBmliUpGhLlgerpKCLdcBC6MCwYmOPzvqawhTTqEEGMKfdR2JAXOexzKDHrLaj8HOzU0Qm2CDq3nxcp9I2JWM88= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788772562; c=relaxed/simple; bh=GsiXWnND7HBieMr05yVMUYGcPBTgjXKy5fgF0k5M6ms=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=N83+wXFPZwo5uhoh6VQq5uT52xsuqB1XqYTHJZ1ICg1MSUeMctb6Cvd43P/XZboA22Trlas8GPKnRmyMGVHvJ7C62oS69UE8HlfENeVjKDgGelDh3cyg/WGE6kHLhbra/yLyyAjyFrV+dWlWAteoBG/ZgH77Lm4WSN6B2JNOZ2E= 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=H621qOuQ; 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="H621qOuQ" 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 3450D1477; Mon, 7 Sep 2026 02:15:56 -0700 (PDT) Received: from [10.2.212.8] (e134344.arm.com [10.2.212.8]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id F13553F7B4; Mon, 7 Sep 2026 02:15:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1788772559; bh=GsiXWnND7HBieMr05yVMUYGcPBTgjXKy5fgF0k5M6ms=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=H621qOuQYQ7mk6c/VbuVw0I0s58WzsECzJ2cOb4NA6WZkypxphNnZh8AsqWhNJHPX 3e0RoWZUPfEPUhdurGQDxKhML2tZNucl0WI3p1vqghJUOs4v+77O566O+0VvN3wjZC 9APkAvuSEBcGFN2wBNmFGA8+y8hJS1CTqT9K7Duk= Message-ID: <9e24bfdb-20cd-44ea-8617-9b56f147d5d1@arm.com> Date: Mon, 7 Sep 2026 10:15:56 +0100 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 4/5] fs/resctrl: Drop unnecessary is_mba_linear() helper To: Reinette Chatre , tony.luck@intel.com, james.morse@arm.com, Dave.Martin@arm.com, babu.moger@amd.com, bp@alien8.de, tglx@linutronix.de, dave.hansen@linux.intel.com Cc: x86@kernel.org, hpa@zytor.com, fustini@kernel.org, fenghuay@nvidia.com, peternewman@google.com, yu.c.chen@intel.com, linux-kernel@vger.kernel.org, patches@lists.linux.dev References: Content-Language: en-US From: Ben Horgan In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Hi Reinette, On 03/09/2026 17:57, Reinette Chatre wrote: > is_mba_linear() assumes it operates on the MBA resource and returns whether > the resource is linear. There is only one caller that separately makes the > same assumption. > > Avoid duplicating the resource assumptions and let the only caller access > the needed property directly. > > Signed-off-by: Reinette Chatre Reviewed-by: Ben Horgan Thanks, Ben