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From: Christophe Leroy <christophe.leroy@csgroup.eu>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	Michael Ellerman <mpe@ellerman.id.au>
Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org
Subject: [PATCH] powerpc/feature: Add CPU_FTR_NOEXECUTE to G2_LE
Date: Mon, 12 Oct 2020 08:02:13 +0000 (UTC)	[thread overview]
Message-ID: <39a530ee41d83f49747ab3af8e39c056450b9b4d.1602489653.git.christophe.leroy@csgroup.eu> (raw)

G2_LE has a 603 core, add CPU_FTR_NOEXECUTE.

Fixes: 385e89d5b20f ("powerpc/mm: add exec protection on powerpc 603")
Cc: stable@vger.kernel.org
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
 arch/powerpc/include/asm/cputable.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index c596bab134e2..9780c55f9811 100644
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h
@@ -369,7 +369,7 @@ static inline void cpu_feature_keys_init(void) { }
 	    CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 #define CPU_FTRS_82XX	(CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_NOEXECUTE)
 #define CPU_FTRS_G2_LE	(CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \
-	    CPU_FTR_MAYBE_CAN_NAP)
+	    CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NOEXECUTE)
 #define CPU_FTRS_E300	(CPU_FTR_MAYBE_CAN_DOZE | \
 	    CPU_FTR_MAYBE_CAN_NAP | \
 	    CPU_FTR_COMMON  | CPU_FTR_NOEXECUTE)
-- 
2.25.0


WARNING: multiple messages have this Message-ID (diff)
From: Christophe Leroy <christophe.leroy@csgroup.eu>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	Michael Ellerman <mpe@ellerman.id.au>
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: [PATCH] powerpc/feature: Add CPU_FTR_NOEXECUTE to G2_LE
Date: Mon, 12 Oct 2020 08:02:13 +0000 (UTC)	[thread overview]
Message-ID: <39a530ee41d83f49747ab3af8e39c056450b9b4d.1602489653.git.christophe.leroy@csgroup.eu> (raw)

G2_LE has a 603 core, add CPU_FTR_NOEXECUTE.

Fixes: 385e89d5b20f ("powerpc/mm: add exec protection on powerpc 603")
Cc: stable@vger.kernel.org
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
 arch/powerpc/include/asm/cputable.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index c596bab134e2..9780c55f9811 100644
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h
@@ -369,7 +369,7 @@ static inline void cpu_feature_keys_init(void) { }
 	    CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 #define CPU_FTRS_82XX	(CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_NOEXECUTE)
 #define CPU_FTRS_G2_LE	(CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \
-	    CPU_FTR_MAYBE_CAN_NAP)
+	    CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NOEXECUTE)
 #define CPU_FTRS_E300	(CPU_FTR_MAYBE_CAN_DOZE | \
 	    CPU_FTR_MAYBE_CAN_NAP | \
 	    CPU_FTR_COMMON  | CPU_FTR_NOEXECUTE)
-- 
2.25.0


             reply	other threads:[~2020-10-12  8:02 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-12  8:02 Christophe Leroy [this message]
2020-10-12  8:02 ` [PATCH] powerpc/feature: Add CPU_FTR_NOEXECUTE to G2_LE Christophe Leroy
2020-12-10 11:29 ` Michael Ellerman
2020-12-10 11:29   ` Michael Ellerman

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