linux-kernel - [PATCH] Revert "x86_64: increase stack size for KASAN

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Message-Id: <20190306213806.46139-1-cai@lca.pw>
Date:   Wed,  6 Mar 2019 16:38:06 -0500
From:   Qian Cai <cai@....pw>
To:     tglx@...utronix.de, mingo@...hat.com, bp@...en8.de
Cc:     akpm@...ux-foundation.org, aryabinin@...tuozzo.com,
        glider@...gle.com, dvyukov@...gle.com, hpa@...or.com,
        x86@...nel.org, linux-kernel@...r.kernel.org, Qian Cai <cai@....pw>
Subject: [PATCH] Revert "x86_64: increase stack size for KASAN_EXTRA"

This reverts commit a8e911d13540487942d53137c156bd7707f66e5d.
KASAN_EXTRA was removed via the commit 7771bdbbfd3d ("kasan: remove use
after scope bugs detection."), so this is no longer needed.

Acked-by: Ingo Molnar <mingo@...nel.org>
Signed-off-by: Qian Cai <cai@....pw>
---
 arch/x86/include/asm/page_64_types.h | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/arch/x86/include/asm/page_64_types.h b/arch/x86/include/asm/page_64_types.h
index 0ce558a8150d..8f657286d599 100644
--- a/arch/x86/include/asm/page_64_types.h
+++ b/arch/x86/include/asm/page_64_types.h
@@ -7,11 +7,7 @@
 #endif
 
 #ifdef CONFIG_KASAN
-#ifdef CONFIG_KASAN_EXTRA
-#define KASAN_STACK_ORDER 2
-#else
 #define KASAN_STACK_ORDER 1
-#endif
 #else
 #define KASAN_STACK_ORDER 0
 #endif
-- 
2.17.2 (Apple Git-113)