* [PATCH] powerpc/32s: Fix build failure with CONFIG_PPC_KUAP_DEBUG
@ 2020-04-20 7:47 Christophe Leroy
2020-05-13 12:43 ` Michael Ellerman
0 siblings, 1 reply; 2+ messages in thread
From: Christophe Leroy @ 2020-04-20 7:47 UTC (permalink / raw)
To: Benjamin Herrenschmidt, Paul Mackerras, Michael Ellerman
Cc: linux-kernel, linuxppc-dev
gpr2 is not a parametre of kuap_check(), it doesn't exist.
Use gpr instead.
Fixes: a68c31fc01ef ("powerpc/32s: Implement Kernel Userspace Access Protection")
Cc: stable@vger.kernel.org
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
---
arch/powerpc/include/asm/book3s/32/kup.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/include/asm/book3s/32/kup.h b/arch/powerpc/include/asm/book3s/32/kup.h
index 3c0ba22dc360..db0a1c281587 100644
--- a/arch/powerpc/include/asm/book3s/32/kup.h
+++ b/arch/powerpc/include/asm/book3s/32/kup.h
@@ -75,7 +75,7 @@
.macro kuap_check current, gpr
#ifdef CONFIG_PPC_KUAP_DEBUG
- lwz \gpr2, KUAP(thread)
+ lwz \gpr, KUAP(thread)
999: twnei \gpr, 0
EMIT_BUG_ENTRY 999b, __FILE__, __LINE__, (BUGFLAG_WARNING | BUGFLAG_ONCE)
#endif
--
2.25.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] powerpc/32s: Fix build failure with CONFIG_PPC_KUAP_DEBUG
2020-04-20 7:47 [PATCH] powerpc/32s: Fix build failure with CONFIG_PPC_KUAP_DEBUG Christophe Leroy
@ 2020-05-13 12:43 ` Michael Ellerman
0 siblings, 0 replies; 2+ messages in thread
From: Michael Ellerman @ 2020-05-13 12:43 UTC (permalink / raw)
To: Michael Ellerman, Christophe Leroy, Paul Mackerras,
Benjamin Herrenschmidt
Cc: linuxppc-dev, linux-kernel
On Mon, 20 Apr 2020 07:47:05 +0000 (UTC), Christophe Leroy wrote:
> gpr2 is not a parametre of kuap_check(), it doesn't exist.
>
> Use gpr instead.
Applied to powerpc/fixes.
[1/1] powerpc/32s: Fix build failure with CONFIG_PPC_KUAP_DEBUG
https://git.kernel.org/powerpc/c/4833ce06e6855d526234618b746ffb71d6612c9a
cheers
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