2020-09-04 10:48:43

by Christophe Leroy

Subject: [PATCH] powerpc/uaccess: Add pre-update addressing to __put_user_asm_goto()

Enable pre-update addressing mode in __put_user_asm_goto()

Signed-off-by: Christophe Leroy <[email protected]>
---
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

2020-09-17 11:30:14

by Michael Ellerman

Subject: Re: [PATCH] powerpc/uaccess: Add pre-update addressing to __put_user_asm_goto()

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