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-rw-r--r--arch/loongarch/include/asm/io.h2
-rw-r--r--arch/loongarch/include/asm/percpu.h7
2 files changed, 8 insertions, 1 deletions
diff --git a/arch/loongarch/include/asm/io.h b/arch/loongarch/include/asm/io.h
index 402a7d9e3..427d147f3 100644
--- a/arch/loongarch/include/asm/io.h
+++ b/arch/loongarch/include/asm/io.h
@@ -72,6 +72,8 @@ extern void __memcpy_fromio(void *to, const volatile void __iomem *from, size_t
#define memcpy_fromio(a, c, l) __memcpy_fromio((a), (c), (l))
#define memcpy_toio(c, a, l) __memcpy_toio((c), (a), (l))
+#define __io_aw() mmiowb()
+
#include <asm-generic/io.h>
#define ARCH_HAS_VALID_PHYS_ADDR_RANGE
diff --git a/arch/loongarch/include/asm/percpu.h b/arch/loongarch/include/asm/percpu.h
index 302f0e339..c90c56094 100644
--- a/arch/loongarch/include/asm/percpu.h
+++ b/arch/loongarch/include/asm/percpu.h
@@ -25,7 +25,12 @@ static inline void set_my_cpu_offset(unsigned long off)
__my_cpu_offset = off;
csr_write64(off, PERCPU_BASE_KS);
}
-#define __my_cpu_offset __my_cpu_offset
+
+#define __my_cpu_offset \
+({ \
+ __asm__ __volatile__("":"+r"(__my_cpu_offset)); \
+ __my_cpu_offset; \
+})
#define PERCPU_OP(op, asm_op, c_op) \
static __always_inline unsigned long __percpu_##op(void *ptr, \