From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linutronix.de (193.142.43.55:993) by crypto-ml.lab.linutronix.de with IMAP4-SSL for ; 22 Oct 2019 17:01:36 -0000 Received: from mga03.intel.com ([134.134.136.65]) by Galois.linutronix.de with esmtps (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1iMxXJ-0002ad-Vw for speck@linutronix.de; Tue, 22 Oct 2019 19:01:35 +0200 Date: Tue, 22 Oct 2019 09:55:21 -0700 From: Pawan Gupta Subject: [MODERATED] Re: [PATCH v7 07/10] TAAv7 7 Message-ID: <20191022165521.GB29216@guptapadev.amr> References: <20191022075829.GX9379@dhcp22.suse.cz> MIME-Version: 1.0 In-Reply-To: <20191022075829.GX9379@dhcp22.suse.cz> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit To: speck@linutronix.de List-ID: On Tue, Oct 22, 2019 at 09:58:29AM +0200, speck for Michal Hocko wrote: > On Mon 21-10-19 13:29:02, speck for Pawan Gupta wrote: > > From: Pawan Gupta > > Subject: [PATCH v7 07/10] x86/tsx: Add "auto" option to TSX cmdline parameter > > > > Platforms which are not affected by X86_BUG_TAA may want the TSX feature > > enabled. Add "auto" option to the TSX cmdline parameter. When tsx=auto > > disable TSX when X86_BUG_TAA is present, otherwise enable TSX. > > > > More details on X86_BUG_TAA can be found here: > > https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/tsx_async_abort.html > > Considering how the whole thing is confusing could you please explicitly > state CPU models where auto is different from on as you did in an email > in previous email thread? I will update the documentation. Thanks, Pawan