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 BF2B2272801 for ; Fri, 3 Jul 2026 03:17:01 +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=1783048623; cv=none; b=MFUM0AZMD0HB70oB46OboruFll7OXQ13Z1pbcCc/k7m4Efxc+2hVkDNLkj1pUh5e3V50o8XvfhogoMasnboauiqo0to3TWmcx+dPopg2x3hTXJKTi4LqypYISSJvtq2ONmbgDrwzVXKBm8MpxcUiwa+qZGTypmP+2KNsejk7JEM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783048623; c=relaxed/simple; bh=Cg0aznQsnZEY39WOStedS01xS6wPMzQEVG0a6FA2YN8=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=IOrCGHLhnpKqBi8aqFL+SNdp2FzsXhUHVsdZ6j96nInrvhE4Q5KTsw9jBarDqbu+WiCNMv7zmpLOuZ4D8KEy2AqmU10zH4EPsP1iQAty5S/izvGCmsH7bG6tSu60l2uBVVpK/O8U8Rnd3zlYMP4mpEzD9BoK9Ak6k7ak7IUbCCE= 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=qs0GDApY; 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="qs0GDApY" 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 7C5FC22D7; Thu, 2 Jul 2026 20:16:56 -0700 (PDT) Received: from localhost (a079125.arm.com [10.164.21.37]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 20D143F673; Thu, 2 Jul 2026 20:16:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1783048620; bh=Cg0aznQsnZEY39WOStedS01xS6wPMzQEVG0a6FA2YN8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=qs0GDApYTLfVXvDzfSjAZVuskgeq+06Bta5NrHcAmg/20svs/bKpzORxAnoExVzcx v6mPdzTeWIxdE69X5fSxmXIxi0b7je3tdR0WVwQURlIRkJGECWC8IUaC6T80nFesCp L0lY5UQnrERxjQ289uDYqq3zN9AXmy/k2g9xKhdM= Date: Fri, 3 Jul 2026 08:46:57 +0530 From: Linu Cherian To: Suzuki K Poulose Cc: Catalin Marinas , Will Deacon , Ryan Roberts , Kevin Brodsky , Anshuman Khandual , Mark Rutland , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/5] Add BBML3 cpu feature Message-ID: References: <20260701094131.677636-1-linu.cherian@arm.com> <830a4d39-c829-4e79-a0ec-5a3633b58aa6@arm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <830a4d39-c829-4e79-a0ec-5a3633b58aa6@arm.com> Hi Suzuki, On Wed, Jul 01, 2026 at 11:11:35AM +0100, Suzuki K Poulose wrote: > On 01/07/2026 10:41, Linu Cherian wrote: > > Patches 1 and 2 introduces BBML3 cpu feature > > Patches 3, 4 and 5 adds more cpus to the BBML3 support list, > > which dont advertise themselves through the standard > > MMFR2_ID registers. > > > > Linu Cherian (5): > > arm64: cpufeature: Add BBML3 > > arm64: cpufeature: Detect BBML3 based on MMFR2 ID > > > > arm64: cputype: Add Cortex-A520AE definitions > > arm64: cputype: Add C1-Nano definitions > > arm64: cpufeature: Extend bbml3 support list > > If you could move the last 3 patches to the top, would be easier > for people to back port the "enable" BBLM3 for those CPUs, without > the renaming conflicts. > IMHO, if we change the order, "arm64: cpufeature: Extend bbml3 support list" title need to be tweaked and might not go well with this BBML3 support series. Also, backporting issue wouldnt be a problem if the whole series is backported and not just 3 patches in isolation ? Thanks, Linu Cherian.