* [PATCH] powerpc/uaccess: Add pre-update addressing to __put_user_asm_goto()
@ 2020-09-04 10:46 Christophe Leroy
2020-09-17 11:27 ` Michael Ellerman
0 siblings, 1 reply; 2+ messages in thread
From: Christophe Leroy @ 2020-09-04 10:46 UTC (permalink / raw)
To: Benjamin Herrenschmidt, Paul Mackerras, Michael Ellerman
Cc: linux-kernel, linuxppc-dev
Enable pre-update addressing mode in __put_user_asm_goto()
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
arch/powerpc/include/asm/uaccess.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/include/asm/uaccess.h b/arch/powerpc/include/asm/uaccess.h
index 7c2427f237e1..a5cfe867fbdc 100644
--- a/arch/powerpc/include/asm/uaccess.h
+++ b/arch/powerpc/include/asm/uaccess.h
@@ -254,7 +254,7 @@ do { \
"1: " op "%U1%X1 %0,%1 # put_user\n" \
EX_TABLE(1b, %l2) \
: \
- : "r" (x), "m" (*addr) \
+ : "r" (x), "m<>" (*addr) \
: \
: label)
--
2.25.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] powerpc/uaccess: Add pre-update addressing to __put_user_asm_goto()
2020-09-04 10:46 [PATCH] powerpc/uaccess: Add pre-update addressing to __put_user_asm_goto() Christophe Leroy
@ 2020-09-17 11:27 ` Michael Ellerman
0 siblings, 0 replies; 2+ messages in thread
From: Michael Ellerman @ 2020-09-17 11:27 UTC (permalink / raw)
To: Michael Ellerman, Benjamin Herrenschmidt, Paul Mackerras,
Christophe Leroy
Cc: linuxppc-dev, linux-kernel
On Fri, 4 Sep 2020 10:46:47 +0000 (UTC), Christophe Leroy wrote:
> Enable pre-update addressing mode in __put_user_asm_goto()
Applied to powerpc/next.
[1/1] powerpc/uaccess: Add pre-update addressing to __put_user_asm_goto()
https://git.kernel.org/powerpc/c/fcf1f26895a4f14618b0dc04e0801b123c55e4a3
cheers
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