linux-kernel - [RFC PATCH] arm64: make WANT_HUGE_PMD_SHARE depends on HUGETLB

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <1481369386-9529-1-git-send-email-zhongjiang@huawei.com>
Date:   Sat, 10 Dec 2016 19:29:46 +0800
From:   zhongjiang <zhongjiang@...wei.com>
To:     <catalin.marinas@....com>, <will.deacon@....com>,
        <dwoods@...hip.com>, <jeremy.linton@....com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: [RFC PATCH] arm64: make WANT_HUGE_PMD_SHARE depends on HUGETLB_PAGE

From: zhong jiang <zhongjiang@...wei.com>

when HUGETLB_PAGE is disable, WANT_HUGE_PMD_SHARE contains the
fuctions should not be use. therefore, we add the dependency.

Signed-off-by: zhong jiang <zhongjiang@...wei.com>
---
 arch/arm64/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 969ef88..694ca73 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -640,6 +640,7 @@ config SYS_SUPPORTS_HUGETLBFS
 
 config ARCH_WANT_HUGE_PMD_SHARE
 	def_bool y if ARM64_4K_PAGES || (ARM64_16K_PAGES && !ARM64_VA_BITS_36)
+	depends on HUGETLB_PAGE
 
 config ARCH_HAS_CACHE_LINE_SIZE
 	def_bool y
-- 
1.8.3.1