From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=217.140.110.172 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793731485; b=XwWEKnEE+t372ck0jF+MZwIXCGPVsYlvAQ1Y7O8Y3/i2EMzqCxGLl4NFRD5qsYEIb1Mh bmu3J+8Rrshd6UA8zAkNrNQ803FfESllLGh1fMlj7SANPOug+66kjYyfv7jvf0ke/MWMV /0iSFi5dq9/P/RtTnbdixqv2/3QHLEY4qquBMd7Z34jYUMuw/ukk0Hi+h5K+sBpkhEqaj XndfmHb+oNPIC281F/3ND8D9b2GzyMygWRZgZHc1m9ePusR55Z0ux5PHTXz9VO7hdntzm JfafOON2IiVORchzolYyua4BIlqBLR5uHjwEz4G6Rs78Cv/lEwQIOvG1OYch7G+bfkg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793731485; h=DMARC-Filter:Received:Received:DKIM-Signature:Message-ID:Date: MIME-Version:User-Agent:Subject:To:Cc:References:Content-Language: From:In-Reply-To:Content-Type:Content-Transfer-Encoding; bh=1A8p6Yw8QB5cZ4R6ZLUTqYya8xg0OkNzmH7mK5ip2II=; b=qcdWdFpl2RsYUJEg7994WeLIYkgEBtCQJVvNfoN52YMMqFLElOJ9e53ATOuQu5hrLlmc 0jDQIBWABL+mlPKKQbchdUMWuIorjGUk6eMxbokZBJgAYKtQvBdIMxFmV3ysl7ClqGlBB QHia/kr/kkLin6S+xJicK7j0k8+AplB99tBX97lt90zND+e7bFYbjjcKzloAejGPgON/m oHSYkFK5L4xtuDfqQj/KCuEQod8DI7/R5ztspmzAnaFrq6Hzo6JMYuNXjfE4qoDJpYuN1 KmLCdZ+xBvGdxc+kZt3y3nE7qVcctKOJTEA27BsdVYytt85hJ1IUpojdmhf4zK4yb+A== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=arm.com; spf=pass smtp.mailfrom=arm.com; dkim=pass header.d=arm.com header.i=@arm.com header.a=rsa-sha256 header.s=foss header.b="RE4/eDH9"; arc=none smtp.remote-ip=217.140.110.172 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 63EA1606A31B for ; Tue, 3 Nov 2026 18:44:44 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 63EA1606A31B 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, unprotected) header.d=arm.com header.i=@arm.com header.a=rsa-sha256 header.s=foss header.b=RE4/eDH9 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 5BD561595; Tue, 3 Nov 2026 10:44:40 -0800 (PST) Received: from [10.211.55.3] (unknown [10.57.89.242]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id B0B333F628; Tue, 3 Nov 2026 10:44:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1793731483; bh=uAQW7HvA0v7nIV7mc4N2TG5pPdvVVKtuJnC0ma5RjYo=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=RE4/eDH9BflLfmG4pGA+XUXDeV9ihXn60ajrcwLY+TgWH82Pbak1ug67AKrnpV94m zxL9dPNkSuyq/d9D5CRQiQGg4iOo4rD/gyaiTZJp7ObekDaiOHS74Q7bYHkdg1iRUz WuCWnBi95UKRxA++0Wq2csBpNcihRbP5C2Xu13aY= Message-ID: Date: Tue, 3 Nov 2026 18:44:39 +0000 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Thunderbird Daily Subject: Re: [RFC PATCH v2 01/10] arm_mpam: resctrl: Use find_component() when allocating a domain To: Reinette Chatre , james.morse@arm.com, Dave.Martin@arm.com, fenghuay@nvidia.com Cc: tony.luck@intel.com, yu.c.chen@intel.com, babu.moger@amd.com, fustini@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, patches@lists.linux.dev References: <94ddff51b91f4a51965baf0384c2368e292c1a8c.1792443633.git.reinette.chatre@intel.com> <308b326e-9fc8-4d49-9c85-c3b9cb9288f3@arm.com> <9400d7a6-3d00-474d-bf1d-6db1a08c16fb@arm.com> <200bd69e-61fd-4680-8e14-338e2d45c266@intel.com> Content-Language: en-US From: Ben Horgan In-Reply-To: <200bd69e-61fd-4680-8e14-338e2d45c266@intel.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Hi Reinette, On 03/11/2026 18:13, Reinette Chatre wrote: > Hi Ben, > > On 11/3/26 9:48 AM, Ben Horgan wrote: >> On 03/11/2026 15:01, Ben Horgan wrote: >>> Hi Reinette, >>> >>> The change seems good but I think the commit message can be cut down at bit. > > Thank you very much for taking a look and providing the needed changes. Since I > am unable to test and especially since this involved a locking change I ended up > with changelogs containing more than the usual reasoning about correctness.> >> It looks like this patch also has the plus of addressing this sashiko >> report: >> https://sashiko.dev/#/bug/linux-9a564d61-b4d8-400d-b4b9-cd5f20729468 > oh. Would you like this commit to capture this? To do so I can add the following tags: I don't think it counts as a real bug as its only going against the cleanup.h guidance and making the code fragile rather than actually breaking anything. Good to fix though. Thanks, Ben > > Fixes: 09e61daf8e96 ("arm_mpam: resctrl: Add boilerplate cpuhp and domain allocation") > Reported-by: Sashiko > Closes: https://sashiko.dev/#/bug/linux-9a564d61-b4d8-400d-b4b9-cd5f20729 > > Reinette > > >