From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tadeusz Struk Subject: Re: [PATCH] crypto: qat - VF should never trigger SBR on PH Date: Fri, 18 Sep 2015 09:01:59 -0700 Message-ID: <55FC3577.40802@intel.com> References: <20150918155947.24663.97648.stgit@tstruk-mobl1> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Cc: linux-crypto@vger.kernel.org, qat-linux@intel.com, conor.mcloughlin@intel.com To: herbert@gondor.apana.org.au Return-path: Received: from mga01.intel.com ([192.55.52.88]:2498 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754201AbbIRQFA (ORCPT ); Fri, 18 Sep 2015 12:05:00 -0400 In-Reply-To: <20150918155947.24663.97648.stgit@tstruk-mobl1> Sender: linux-crypto-owner@vger.kernel.org List-ID: Hi Herbert, On 09/18/2015 08:59 AM, Tadeusz Struk wrote: > From: Conor McLoughlin > > Don't allow to trigger SBR from a VF running in VMM context. > > Signed-off-by: Conor McLoughlin > Signed-off-by: Tadeusz Struk > --- > drivers/crypto/qat/qat_common/adf_aer.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/crypto/qat/qat_common/adf_aer.c b/drivers/crypto/qat/qat_common/adf_aer.c > index a57b419..0a5ca0b 100644 > --- a/drivers/crypto/qat/qat_common/adf_aer.c > +++ b/drivers/crypto/qat/qat_common/adf_aer.c > @@ -88,6 +88,9 @@ static void adf_dev_restore(struct adf_accel_dev *accel_dev) > struct pci_dev *parent = pdev->bus->self; > uint16_t bridge_ctl = 0; > > + if (accel_dev->is_vf) > + return; > + > dev_info(&GET_DEV(accel_dev), "Resetting device qat_dev%d\n", > accel_dev->accel_id); This should also go to 4.2 stable. Thanks