From da894ff100be9044c490f47f61541481b4f42b1f Mon Sep 17 00:00:00 2001
From: Palmer Dabbelt <palmer@sifive.com>
Date: Tue, 28 Nov 2017 14:15:32 -0800
Subject: [PATCH] RISC-V: __io_writes should respect the length argument
Whoops -- I must have just been being an idiot again. Thanks to Segher
for finding the bug :).
CC: Segher Boessenkool <segher@kernel.crashing.org>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
---
arch/riscv/include/asm/io.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/riscv/include/asm/io.h b/arch/riscv/include/asm/io.h
index c1f32cfcc79b..507ee6a16e67 100644
--- a/arch/riscv/include/asm/io.h
+++ b/arch/riscv/include/asm/io.h
@@ -250,7 +250,7 @@ static inline u64 __raw_readq(const volatile void __iomem *addr)
const ctype *buf = buffer; \
\
do { \
- __raw_writeq(*buf++, addr); \
+ __raw_write ## len(*buf++, addr); \
} while (--count); \
} \
afence; \