linux-kernel - [PATCH v2 3/4] arm64: Kconfig: support CONFIG_KASAN

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Date:   Sat,  9 Jan 2021 18:32:51 +0800
From:   Lecopzer Chen <lecopzer@...il.com>
To:     linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        kasan-dev@...glegroups.com, linux-arm-kernel@...ts.infradead.org
Cc:     dan.j.williams@...el.com, aryabinin@...tuozzo.com,
        glider@...gle.com, dvyukov@...gle.com, akpm@...ux-foundation.org,
        linux-mediatek@...ts.infradead.org, yj.chiang@...iatek.com,
        will@...nel.org, catalin.marinas@....com, ardb@...nel.org,
        andreyknvl@...gle.com, broonie@...nel.org, linux@...ck-us.net,
        rppt@...nel.org, tyhicks@...ux.microsoft.com, robin.murphy@....com,
        vincenzo.frascino@....com, gustavoars@...nel.org,
        Lecopzer Chen <lecopzer@...il.com>,
        Lecopzer Chen <lecopzer.chen@...iatek.com>
Subject: [PATCH v2 3/4] arm64: Kconfig: support CONFIG_KASAN_VMALLOC

now we can backed shadow memory in vmalloc area,
thus support KASAN_VMALLOC in KASAN_GENERIC mode.

Signed-off-by: Lecopzer Chen <lecopzer.chen@...iatek.com>
---
 arch/arm64/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 05e17351e4f3..ba03820402ee 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -136,6 +136,7 @@ config ARM64
 	select HAVE_ARCH_JUMP_LABEL
 	select HAVE_ARCH_JUMP_LABEL_RELATIVE
 	select HAVE_ARCH_KASAN if !(ARM64_16K_PAGES && ARM64_VA_BITS_48)
+	select HAVE_ARCH_KASAN_VMALLOC if HAVE_ARCH_KASAN
 	select HAVE_ARCH_KASAN_SW_TAGS if HAVE_ARCH_KASAN
 	select HAVE_ARCH_KASAN_HW_TAGS if (HAVE_ARCH_KASAN && ARM64_MTE)
 	select HAVE_ARCH_KGDB
-- 
2.25.1