From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out0-215.mail.aliyun.com (out0-215.mail.aliyun.com [140.205.0.215]) (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 EC706646 for ; Wed, 3 Jul 2024 03:00:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=140.205.0.215 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719975623; cv=none; b=PzJmAIH0NJe4j4wvMAHM2gNf6k4WLH2zrkK0k7tFy8EhQRQlOQLJ3L2R0h7Ua5q1oGsLs2zG7bapDz8K8F5Y3iZOvWprpEHANuH6y2KN976KOIFLUqVt+y99Jj1rlOoBxalG+EzRAMtFNpuOTRYPEqwbLBssd8JxinYqrAPaE4g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719975623; c=relaxed/simple; bh=iCFIOhW5lnjgtFKwkDYm6xpY/Y7Mj41SNlHO4W4X41w=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=NTyKo3aMp0pObYej/8ZXzirWmaEiz2Bh5Y91l023CQwKAr3KPgofzmmApTEgRxYygoie8Y936teTsZNHh+jAPaZuXKAM70svb3WdM7EBu0e01i1VPA2r3BbGubqYsI6lLyyGZiP1bSO2q9sfFgX18XyPNxg3YumEnSLi2xrtgLA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=antgroup.com; spf=pass smtp.mailfrom=antgroup.com; dkim=pass (1024-bit key) header.d=antgroup.com header.i=@antgroup.com header.b=mN/2PAQA; arc=none smtp.client-ip=140.205.0.215 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=antgroup.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=antgroup.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=antgroup.com header.i=@antgroup.com header.b="mN/2PAQA" DKIM-Signature:v=1; a=rsa-sha256; c=relaxed/relaxed; d=antgroup.com; s=default; t=1719975611; h=Date:From:To:Subject:Message-ID:MIME-Version:Content-Type; bh=P+C0daa435INGy0pEFmfOh6lcoVPvbnkFjVy2wpj8xY=; b=mN/2PAQAHZPZVvXdvRQvszCCIjg0wIoT6quS01lvwtGk0SQAK1cwfJ9Prl2YeemU8xmqsZ0wVSYfMlqW7Hqz8q6fkr8zFcxUf+D4F1IhU95o0IQQJI5kZjgp/J0VcqgCEHhttdaRVaHZ1Ipkk6NOcahIjQWrMcNPyQ53dxGCNuU= X-Alimail-AntiSpam:AC=PASS;BC=-1|-1;BR=01201311R121e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=maildocker-contentspam033070021158;MF=houwenlong.hwl@antgroup.com;NM=1;PH=DS;RN=13;SR=0;TI=SMTPD_---.YFq31XI_1719974678; Received: from localhost(mailfrom:houwenlong.hwl@antgroup.com fp:SMTPD_---.YFq31XI_1719974678) by smtp.aliyun-inc.com; Wed, 03 Jul 2024 10:44:38 +0800 Date: Wed, 03 Jul 2024 10:44:38 +0800 From: "Hou Wenlong" To: Xin Li Cc: , "Lai Jiangshan" , "Thomas Gleixner" , "Ingo Molnar" , "Borislav Petkov" , "Dave Hansen" , , "H. Peter Anvin" , "Xin Li" , "Jacob Pan" , "Rick Edgecombe" , "Paolo Bonzini" Subject: Re: [PATCH 1/2] x86/fred: Always install system interrupt handler into IDT Message-ID: <20240703024438.GA76553@k08j02272.eu95sqa> References: <2f632ef59c8c9cc27c3702bc2d286496ed298d65.1718972598.git.houwenlong.hwl@antgroup.com> <20240628093656.GA103025@k08j02272.eu95sqa> 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: User-Agent: Mutt/1.5.21 (2010-09-15) On Wed, Jul 03, 2024 at 01:16:29AM +0800, Xin Li wrote: > On 6/28/2024 8:18 AM, Xin Li wrote: > >On 6/28/2024 2:36 AM, Hou Wenlong wrote: > >>Hi Xin, > >> > >>It seems preferable to parse the FRED command line and disable FRED > >>early instead of using this method. As mentioned in my cover letter, I > >>initially attempted to fix the problem this way (by parsing the command > >>line in cpu_parse_early_param()). Should I send a new patch for it, or > >>will you be covering it in your work to enable FRED early? > >> > > > >I have done it in my patches that enables FRED early, but if you want, > >you can post it, because you're a key contributor in this work. > > > > Please let me know if you want to do it. > Hi Xin, Sorry for forgetting to reply. I think it would be better for the fix to be covered in your work. Thanks! > Thanks! > Xin