linux-kernel - [PATCH 10/13] x86: mm: Enable deferred struct page initialisation on x86-64

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Date:	Thu, 23 Apr 2015 11:33:13 +0100
From:	Mel Gorman <mgorman@...e.de>
To:	Linux-MM <linux-mm@...ck.org>
Cc:	Nathan Zimmer <nzimmer@....com>,
	Dave Hansen <dave.hansen@...el.com>,
	Waiman Long <waiman.long@...com>,
	Scott Norton <scott.norton@...com>,
	Daniel J Blueman <daniel@...ascale.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>, Mel Gorman <mgorman@...e.de>
Subject: [PATCH 10/13] x86: mm: Enable deferred struct page initialisation on x86-64

Subject says it all. Other architectures may enable on a case-by-case
basis after auditing early_pfn_to_nid and testing.

Signed-off-by: Mel Gorman <mgorman@...e.de>
---
 arch/x86/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index b7d31ca55187..1beff8a8fbc9 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -18,6 +18,7 @@ config X86_64
 	select X86_DEV_DMA_OPS
 	select ARCH_USE_CMPXCHG_LOCKREF
 	select HAVE_LIVEPATCH
+	select ARCH_SUPPORTS_DEFERRED_STRUCT_PAGE_INIT
 
 ### Arch settings
 config X86
-- 
2.3.5

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