linux-kernel - [tip:x86/urgent] Revert "x86_64: Increase stack size for KASAN

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Date:   Wed, 6 Mar 2019 14:32:30 -0800
From:   tip-bot for Qian Cai <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     cai@....pw, hpa@...or.com, tglx@...utronix.de,
        linux-kernel@...r.kernel.org, mingo@...nel.org
Subject: [tip:x86/urgent] Revert "x86_64: Increase stack size for
 KASAN_EXTRA"

Commit-ID:  a2863b53418d7d8f6332adf0cfb32611def0c4b9
Gitweb:     https://git.kernel.org/tip/a2863b53418d7d8f6332adf0cfb32611def0c4b9
Author:     Qian Cai <cai@....pw>
AuthorDate: Wed, 6 Mar 2019 16:38:06 -0500
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Wed, 6 Mar 2019 23:03:27 +0100

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.

Signed-off-by: Qian Cai <cai@....pw>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Acked-by: Ingo Molnar <mingo@...nel.org>
Cc: bp@...en8.de
Cc: akpm@...ux-foundation.org
Cc: aryabinin@...tuozzo.com
Cc: glider@...gle.com
Cc: dvyukov@...gle.com
Cc: hpa@...or.com
Link: https://lkml.kernel.org/r/20190306213806.46139-1-cai@lca.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