On Thu, 22 Dec 2022 03:46:29 PST (-0800), andrzej.ha...@intel.com wrote:
__xchg will be used for non-atomic xchg macro.

Signed-off-by: Andrzej Hajda <andrzej.ha...@intel.com>
---
 arch/riscv/include/asm/atomic.h  | 2 +-
 arch/riscv/include/asm/cmpxchg.h | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/riscv/include/asm/atomic.h b/arch/riscv/include/asm/atomic.h
index 0dfe9d857a762b..bba472928b5393 100644
--- a/arch/riscv/include/asm/atomic.h
+++ b/arch/riscv/include/asm/atomic.h
@@ -261,7 +261,7 @@ c_t arch_atomic##prefix##_xchg_release(atomic##prefix##_t 
*v, c_t n)        \
 static __always_inline                                                 \
 c_t arch_atomic##prefix##_xchg(atomic##prefix##_t *v, c_t n)           \
 {                                                                      \
-       return __xchg(&(v->counter), n, size);                           \
+       return __arch_xchg(&(v->counter), n, size);                      \
 }                                                                      \
 static __always_inline                                                 \
 c_t arch_atomic##prefix##_cmpxchg_relaxed(atomic##prefix##_t *v,       \
diff --git a/arch/riscv/include/asm/cmpxchg.h b/arch/riscv/include/asm/cmpxchg.h
index 12debce235e52d..2f4726d3cfcc25 100644
--- a/arch/riscv/include/asm/cmpxchg.h
+++ b/arch/riscv/include/asm/cmpxchg.h
@@ -114,7 +114,7 @@
                                            _x_, sizeof(*(ptr)));       \
 })

-#define __xchg(ptr, new, size)                                         \
+#define __arch_xchg(ptr, new, size)                                    \
 ({                                                                     \
        __typeof__(ptr) __ptr = (ptr);                                  \
        __typeof__(new) __new = (new);                                  \
@@ -143,7 +143,7 @@
 #define arch_xchg(ptr, x)                                              \
 ({                                                                     \
        __typeof__(*(ptr)) _x_ = (x);                                   \
-       (__typeof__(*(ptr))) __xchg((ptr), _x_, sizeof(*(ptr)));        \
+       (__typeof__(*(ptr))) __arch_xchg((ptr), _x_, sizeof(*(ptr)));   \
 })

 #define xchg32(ptr, x)                                                 \

Acked-by: Palmer Dabbelt <pal...@rivosinc.com>

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