From: Palmer Dabbelt <palmer@sifive.com>
Date: Tue, 28 Nov 2017 22:15:32 +0000 (-0800)
Subject: RISC-V: __io_writes should respect the length argument
X-Git-Tag: v4.15-rc2~6^2~2^2
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=da894ff100be9044c490f47f61541481b4f42b1f;p=linux.git

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>
---

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;								\