RISC-V: __io_writes should respect the length argument

palmer-dabbelt · palmer-dabbelt · commit da894ff100be · 2017-12-01T13:09:57.000-08:00
Whoops -- I must have just been being an idiot again.  Thanks to Segher
for finding the bug :).

CC: Segher Boessenkool &lt;segher@kernel.crashing.org&gt;
Signed-off-by: Palmer Dabbelt &lt;palmer@sifive.com&gt;
diff --git 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;								\

Original file line number	Diff line number	Diff line change
`@@ -250,7 +250,7 @@ static inline u64 __raw_readq(const volatile void __iomem *addr)`
`250`	`250`	`const ctype *buf = buffer; \`
`251`	`251`	`\`
`252`	`252`	`do { \`
`253`		`- __raw_writeq(*buf++, addr); \`
	`253`	`+ __raw_write ## len(*buf++, addr); \`
`254`	`254`	`} while (--count); \`
`255`	`255`	`} \`
`256`	`256`	`afence; \`