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 ; 24 Feb 2020 21:39:37 -0000 Received: from mga02.intel.com ([134.134.136.20]) by Galois.linutronix.de with esmtps (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1j6LRv-0006cc-2b for speck@linutronix.de; Mon, 24 Feb 2020 22:39:36 +0100 Received: from localhost (mtg-dev.jf.intel.com [10.54.74.10]) by smtp.ostc.intel.com (Postfix) with ESMTP id 68E386361 for ; Mon, 24 Feb 2020 21:39:29 +0000 (UTC) Date: Mon, 24 Feb 2020 13:39:29 -0800 From: mark gross Subject: [MODERATED] Re: Re: [PATCH 2/2] more sampling fun 2 Message-ID: <20200224213929.GA100552@mtg-dev.jf.intel.com> Reply-To: mgross@linux.intel.com References: <20200224173121.GA32673@char.us.oracle.com> <20200224181734.GB29636@zn.tnic> MIME-Version: 1.0 In-Reply-To: <20200224181734.GB29636@zn.tnic> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable To: speck@linutronix.de List-ID: On Mon, Feb 24, 2020 at 07:17:34PM +0100, speck for Borislav Petkov wrote: > On Mon, Feb 24, 2020 at 12:31:21PM -0500, speck for Konrad Rzeszutek Wilk w= rote: > > > This patch: > > > * enables administrator to configure the mitigation off when desired > > > using either mitigations=3Doff or srbds=3Doff. > > > * exports vulnerability status via sysfs > >=20 > > I think you also need a Documentation patch, that is a new file in > > Documentation/x86/srbds.rst > > and changes in=20 > > Documentation/admin-guide/kernel-parameters.txt > >=20 > > to document the srbds=3D.. >=20 > That "srbds" string better be something more human-readable like >=20 > "srb_sampling=3D" The implementation uses srbds_mitigation=3D.. (the commit comment now update= d to reflect this) I've been holding on getting the finished white paper to be sure both documen= ts are are in sync. --mark >=20 > or so. >=20 > Thx. >=20 > --=20 > Regards/Gruss, > Boris. >=20 > SUSE Software Solutions Germany GmbH, GF: Felix Imend=C3=B6rffer, HRB 36809= , AG N=C3=BCrnberg > --=20