Add missing __iomem anotation to address sparse warning.
"sparse warnings: (new ones prefixed by >>)"
drivers/dma/idxd/submit.c: note: in included file (through
include/linux/io.h, include/linux/pci.h):
>> arch/x86/include/asm/io.h:422:27: sparse: sparse: incorrect type in argument
>> 1 (different address spaces) @@ expected void *dst @@ got void
>> [noderef] __iomem *dst @@
arch/x86/include/asm/io.h:422:27: sparse: expected void *dst
arch/x86/include/asm/io.h:422:27: sparse: got void [noderef] __iomem *dst
Fixes: 0888e1030d3e ("x86/asm: Carve out a generic movdir64b() helper for
general usage")
Reported-by: kernel test robot <[email protected]>
Reviewed-by: Ben Widawsky <[email protected]>
Signed-off-by: Dave Jiang <[email protected]>
---
arch/x86/include/asm/special_insns.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/include/asm/special_insns.h
b/arch/x86/include/asm/special_insns.h
index cc177b4431ae..4e234645f0c6 100644
--- a/arch/x86/include/asm/special_insns.h
+++ b/arch/x86/include/asm/special_insns.h
@@ -243,10 +243,10 @@ static inline void serialize(void)
}
/* The dst parameter must be 64-bytes aligned */
-static inline void movdir64b(void *dst, const void *src)
+static inline void movdir64b(void __iomem *dst, const void *src)
{
const struct { char _[64]; } *__src = src;
- struct { char _[64]; } *__dst = dst;
+ struct { char _[64]; } __iomem *__dst = dst;
/*
* MOVDIR64B %(rdx), rax.
