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Message-Id: <0f6e7fb7fb21431710f28df60738f8be98fe9dd9.1729157502.git.zhengqi.arch@bytedance.com>
Date: Thu, 17 Oct 2024 17:47:26 +0800
From: Qi Zheng <zhengqi.arch@...edance.com>
To: david@...hat.com,
hughd@...gle.com,
willy@...radead.org,
mgorman@...e.de,
muchun.song@...ux.dev,
vbabka@...nel.org,
akpm@...ux-foundation.org,
zokeefe@...gle.com,
rientjes@...gle.com,
jannh@...gle.com,
peterx@...hat.com
Cc: linux-mm@...ck.org,
linux-kernel@...r.kernel.org,
x86@...nel.org,
Qi Zheng <zhengqi.arch@...edance.com>
Subject: [PATCH v1 7/7] x86: select ARCH_SUPPORTS_PT_RECLAIM if X86_64
Now, x86 has fully supported the CONFIG_PT_RECLAIM feature, and
reclaiming PTE pages is profitable only on 64-bit systems, so select
ARCH_SUPPORTS_PT_RECLAIM if X86_64.
Signed-off-by: Qi Zheng <zhengqi.arch@...edance.com>
---
arch/x86/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 1ea18662942c9..69a20cb9ddd81 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -319,6 +319,7 @@ config X86
select FUNCTION_ALIGNMENT_4B
imply IMA_SECURE_AND_OR_TRUSTED_BOOT if EFI
select HAVE_DYNAMIC_FTRACE_NO_PATCHABLE
+ select ARCH_SUPPORTS_PT_RECLAIM if X86_64
config INSTRUCTION_DECODER
def_bool y
--
2.20.1
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