From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:63880 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1730548AbfGOPVF (ORCPT ); Mon, 15 Jul 2019 11:21:05 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Mon, 15 Jul 2019 10:23:08 -0500 From: janani Subject: Re: [PATCH 1/3] x86, s390: Move ARCH_HAS_MEM_ENCRYPT definition to arch/Kconfig Reply-To: janani@linux.ibm.com In-Reply-To: <20190713044554.28719-2-bauerman@linux.ibm.com> References: <20190713044554.28719-1-bauerman@linux.ibm.com> <20190713044554.28719-2-bauerman@linux.ibm.com> Message-ID: <3dc137a99c73b1b6582fc854844a417e@linux.vnet.ibm.com> Sender: linux-s390-owner@vger.kernel.org List-ID: To: Thiago Jung Bauermann Cc: x86@kernel.org, linux-s390@vger.kernel.org, Konrad Rzeszutek Wilk , Robin Murphy , Mike Anderson , Ram Pai , linux-kernel@vger.kernel.org, Alexey Dobriyan , Halil Pasic , iommu@lists.linux-foundation.org, Ingo Molnar , Borislav Petkov , Thomas Lendacky , "H. Peter Anvin" , linux-fsdevel@vger.kernel.org, Thomas Gleixner , linuxppc-dev@lists.ozlabs.org, Christoph Hellwig , Marek Szyprowski , Linuxppc-dev On 2019-07-12 23:45, Thiago Jung Bauermann wrote: > powerpc is also going to use this feature, so put it in a generic > location. > > Signed-off-by: Thiago Jung Bauermann > Reviewed-by: Thomas Gleixner > --- > arch/Kconfig | 3 +++ > arch/s390/Kconfig | 3 --- > arch/x86/Kconfig | 4 +--- > 3 files changed, 4 insertions(+), 6 deletions(-) > > diff --git a/arch/Kconfig b/arch/Kconfig > index c47b328eada0..4ef3499d4480 100644 > --- a/arch/Kconfig > +++ b/arch/Kconfig > @@ -927,6 +927,9 @@ config LOCK_EVENT_COUNTS > the chance of application behavior change because of timing > differences. The counts are reported via debugfs. > > +config ARCH_HAS_MEM_ENCRYPT > + bool > + > source "kernel/gcov/Kconfig" > > source "scripts/gcc-plugins/Kconfig" > diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig > index 5d8570ed6cab..f820e631bf89 100644 > --- a/arch/s390/Kconfig > +++ b/arch/s390/Kconfig > @@ -1,7 +1,4 @@ > # SPDX-License-Identifier: GPL-2.0 > -config ARCH_HAS_MEM_ENCRYPT > - def_bool y > - Since you are removing the "def_bool y" when ARCH_HAS_MEM_ENCRYPT is moved to arch/Kconfig, does the s390/Kconfig need "select ARCH_HAS_MEM_ENCRYPT" added like you do for x86/Kconfig? - Janani > config MMU > def_bool y > > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig > index c9f331bb538b..5d3295f2df94 100644 > --- a/arch/x86/Kconfig > +++ b/arch/x86/Kconfig > @@ -68,6 +68,7 @@ config X86 > select ARCH_HAS_FORTIFY_SOURCE > select ARCH_HAS_GCOV_PROFILE_ALL > select ARCH_HAS_KCOV if X86_64 > + select ARCH_HAS_MEM_ENCRYPT > select ARCH_HAS_MEMBARRIER_SYNC_CORE > select ARCH_HAS_PMEM_API if X86_64 > select ARCH_HAS_PTE_SPECIAL > @@ -1520,9 +1521,6 @@ config X86_CPA_STATISTICS > helps to determine the effectiveness of preserving large and huge > page mappings when mapping protections are changed. > > -config ARCH_HAS_MEM_ENCRYPT > - def_bool y > - > config AMD_MEM_ENCRYPT > bool "AMD Secure Memory Encryption (SME) support" > depends on X86_64 && CPU_SUP_AMD