From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from userp2130.oracle.com ([156.151.31.86]) by Galois.linutronix.de with esmtps (TLS1.2:RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1fJ7x6-00078W-W0 for speck@linutronix.de; Thu, 17 May 2018 03:43:33 +0200 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.22/8.16.0.22) with SMTP id w4H1fCDc064944 for ; Thu, 17 May 2018 01:43:26 GMT Received: from aserv0021.oracle.com (aserv0021.oracle.com [141.146.126.233]) by userp2130.oracle.com with ESMTP id 2hx29wf88r-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Thu, 17 May 2018 01:43:26 +0000 Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserv0021.oracle.com (8.14.4/8.14.4) with ESMTP id w4H1hPAF004924 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Thu, 17 May 2018 01:43:25 GMT Received: from abhmp0010.oracle.com (abhmp0010.oracle.com [141.146.116.16]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id w4H1hPYH010293 for ; Thu, 17 May 2018 01:43:25 GMT Date: Wed, 16 May 2018 21:43:24 -0400 From: Konrad Rzeszutek Wilk Subject: [MODERATED] Re: [patch 10/15] SSB updates V17 10 Message-ID: <20180517014324.GH10272@char.us.oracle.com> References: <20180516135132.687640705@linutronix.de> <20180516135210.145291782@linutronix.de> MIME-Version: 1.0 In-Reply-To: <20180516135210.145291782@linutronix.de> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit To: speck@linutronix.de List-ID: On Wed, May 16, 2018 at 03:51:42PM +0200, speck for Thomas Gleixner wrote: > From: Borislav Petkov > Subject: [patch 10/15] x86/bugs: Unify x86_spec_ctrl_{set_guest,restore_host} > > Function bodies are very similar and are going to grow more almost > identical code. Add a bool arg to determine whether SPEC_CTRL is being set > for the guest or restored to the host. > > No functional changes. > > Signed-off-by: Borislav Petkov > Signed-off-by: Thomas Gleixner > --- > V2: Hide ssbd_tif_to_spec_ctrl() evaluation > --- > arch/x86/include/asm/spec-ctrl.h | 33 ++++++++++++++++++--- > arch/x86/kernel/cpu/bugs.c | 60 +++++++++------------------------------ > 2 files changed, 44 insertions(+), 49 deletions(-) Reviewed-by: Konrad Rzeszutek Wilk Thank you!