From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F143330216D; Thu, 4 Jun 2026 07:41:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780558893; cv=none; b=sNUnzsT7p4qa5OzCq2grp494XnKoppYOwCf6A55TgSGtZ47DlDSumEbJNJ+kHaarGYW8UCRQ2MWqE+zQUT25V4eVPbvnAo5TuNaFPxtrCbbbU5z4X9OeklajBFunMgTatEbNfOwF9ntX8RhFjrM94R9pWq9M+ImZX/06LLyRyyg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780558893; c=relaxed/simple; bh=GKO5l5CLlfYD6h8GBY0AP821SCVcC5zauojc6CoCb1s=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=gSCEtwND6D7JdYlafS3gT2HCJrdSFWKZ92W9TNRYsR0b1tGbb2htuO/72zzI86Zv0dFLK/pjfDBl03yWvRuzGgNWqzpwzA4ECYhyO/hCcUEMVInfPBvugmeAL3sj7zR1oDT/9mXuAvxvjLiyNVaGU0GOmszAVux2DR9ovCeajg0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=if3RSIev; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="if3RSIev" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 34DE81F00893; Thu, 4 Jun 2026 07:41:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780558891; bh=hABO/WawYy3YEJP09bb+OvB4QjqKlu5ZOZ9NuHiuiaw=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=if3RSIev0B42uhU3TlXxFNFJn24HQ+OWzla5WXj/kYZrtxyZxzLhUjEl8b4QJUIex tsYGYDKe72nTVCFE13sTIRfYpJJVsPlMhPgiq6JaOrYeohF9jzsYWYbBiiEsUtqv/9 OAP1NOW8Wh1x1aXIjugb+ajPcaDPi/i2fOF5QWOAqGUFUBsp2cUzeXGOBDmME0+WWd e9I4cG9MOvaZBzWoek7zooI7KUQuAlBo5BlV07+4Mw7gaY5W91Qi54vv+qsQV/Mp2s ozTAGr3CIA5YGxVNIrv537GImvymbHTBSOMva59heAViI2VM6QC8DQCMt9dDlAwHWf Ub47Bpqqqr6Ag== Date: Thu, 4 Jun 2026 09:41:24 +0200 From: Ingo Molnar To: Maciej Wieczor-Retman Cc: mingo@redhat.com, dave.hansen@linux.intel.com, bp@alien8.de, hpa@zytor.com, darwi@linutronix.de, tglx@kernel.org, sohil.mehta@intel.com, andrew.cooper3@citrix.com, linux-kernel@vger.kernel.org, x86@kernel.org, john.ogness@linutronix.de, ludloff@gmail.com, maciej.wieczor-retman@intel.com, x86-cpuid@lists.linux.dev Subject: Re: [PATCH v2 2/2] x86/cpuid: Update bitfields to x86-cpuid-db v3.1 Message-ID: References: <9653d8690ec7093c8190b12d1fa8c689c4da50fe.1780506200.git.m.wieczorretman@pm.me> Precedence: bulk X-Mailing-List: x86-cpuid@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <9653d8690ec7093c8190b12d1fa8c689c4da50fe.1780506200.git.m.wieczorretman@pm.me> * Maciej Wieczor-Retman wrote: > From: Maciej Wieczor-Retman > > Update leaf_types.h to version 3.1, as generated by x86-cpuid-db. > > Summary of the v3.1 changes: > > * Fix a few typos that were found during the kernel CPUID data model > review. Also include fixes found using an LLM agent review. > > * Rename thrd_director_nclasses to hw_feedback_nclasses as it's the > name used in Intel SDM. The following detail from the first submission got lost: > @@ -246,7 +246,7 @@ struct leaf_0x6_0 { > - thrd_director_nclasses : 8, // Number of classes, Intel thread director > + hw_feedback_nclasses : 8, // Number of Intel Thread Director classes > > Note, for CPUID(0x6) thrd_director_nclasses, it was written this way > because the project does not support bitfields names with more letters. What does this mean exactly, is there a string length limit on the field name in 'struct leaf_0x6_0'? What is the limit? Thanks, Ingo