From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-f70.google.com (mail-pg0-f70.google.com [74.125.83.70]) by kanga.kvack.org (Postfix) with ESMTP id 4533F6B0390 for ; Wed, 12 Apr 2017 22:20:08 -0400 (EDT) Received: by mail-pg0-f70.google.com with SMTP id u3so25944439pgn.12 for ; Wed, 12 Apr 2017 19:20:08 -0700 (PDT) Received: from mail-pf0-x244.google.com (mail-pf0-x244.google.com. [2607:f8b0:400e:c00::244]) by mx.google.com with ESMTPS id 1si14605401plz.177.2017.04.12.19.20.07 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 12 Apr 2017 19:20:07 -0700 (PDT) Received: by mail-pf0-x244.google.com with SMTP id i5so7966166pfc.3 for ; Wed, 12 Apr 2017 19:20:07 -0700 (PDT) From: Oliver O'Halloran Subject: [PATCH] mm, x86: Add ARCH_HAS_ZONE_DEVICE to Kconfig Date: Thu, 13 Apr 2017 12:19:40 +1000 Message-Id: <20170413021940.17649-1-oohall@gmail.com> Sender: owner-linux-mm@kvack.org List-ID: To: linux-kernel@vger.kernel.org Cc: Oliver O'Halloran , linux-mm@kvack.org Currently ZONE_DEVICE depends on X86_64 and this will get unwieldly as new architectures (and platforms) get ZONE_DEVICE support. Move to an arch selected Kconfig option to save us the trouble. Cc: linux-mm@kvack.org Signed-off-by: Oliver O'Halloran --- arch/x86/Kconfig | 1 + mm/Kconfig | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index c43f47622440..535b4d514792 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -59,6 +59,7 @@ config X86 select ARCH_HAS_STRICT_KERNEL_RWX select ARCH_HAS_STRICT_MODULE_RWX select ARCH_HAS_UBSAN_SANITIZE_ALL + select ARCH_HAS_ZONE_DEVICE if X86_64 select ARCH_HAVE_NMI_SAFE_CMPXCHG select ARCH_MIGHT_HAVE_ACPI_PDC if ACPI select ARCH_MIGHT_HAVE_PC_PARPORT diff --git a/mm/Kconfig b/mm/Kconfig index c89f472b658c..57c1cbd9a050 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -689,7 +689,7 @@ config ZONE_DEVICE depends on MEMORY_HOTPLUG depends on MEMORY_HOTREMOVE depends on SPARSEMEM_VMEMMAP - depends on X86_64 #arch_add_memory() comprehends device memory + depends on ARCH_HAS_ZONE_DEVICE help Device memory hotplug support allows for establishing pmem, -- 2.9.3 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org