linux-kernel - [PATCH 5/6] scs: Remove references to asm/scs.h from core code

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Date:   Fri, 15 May 2020 18:27:55 +0100
From:   Will Deacon <will@...nel.org>
To:     linux-kernel@...r.kernel.org
Cc:     linux-arm-kernel@...ts.infradead.org,
        Will Deacon <will@...nel.org>,
        Sami Tolvanen <samitolvanen@...gle.com>,
        Kees Cook <keescook@...omium.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Mark Rutland <mark.rutland@...com>,
        Jann Horn <jannh@...gle.com>, Ard Biesheuvel <ardb@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>, kernel-team@...roid.com
Subject: [PATCH 5/6] scs: Remove references to asm/scs.h from core code

asm/scs.h is no longer needed by the core code, so remove a redundant
header inclusion and update the stale Kconfig text.

Signed-off-by: Will Deacon <will@...nel.org>
---
 arch/Kconfig | 4 ++--
 kernel/scs.c | 1 -
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/Kconfig b/arch/Kconfig
index 45dfca9a98d3..2e6f843d87c4 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -537,8 +537,8 @@ config ARCH_SUPPORTS_SHADOW_CALL_STACK
 	bool
 	help
 	  An architecture should select this if it supports Clang's Shadow
-	  Call Stack, has asm/scs.h, and implements runtime support for shadow
-	  stack switching.
+	  Call Stack and implements runtime support for shadow stack
+	  switching.
 
 config SHADOW_CALL_STACK
 	bool "Clang Shadow Call Stack"
diff --git a/kernel/scs.c b/kernel/scs.c
index faf0ecd7b893..222a7a9ad543 100644
--- a/kernel/scs.c
+++ b/kernel/scs.c
@@ -10,7 +10,6 @@
 #include <linux/scs.h>
 #include <linux/slab.h>
 #include <linux/vmstat.h>
-#include <asm/scs.h>
 
 static struct kmem_cache *scs_cache;
 
-- 
2.26.2.761.g0e0b3e54be-goog