4 files changed, 11 insertions, 18 deletions

diff --git a/arch/sparc/include/asm/atomic_32.h b/arch/sparc/include/asm/atomic_32.h
index 765c1776ec9f..0e69b7e7a439 100644
--- a/arch/sparc/include/asm/atomic_32.h
+++ b/arch/sparc/include/asm/atomic_32.h
@@ -22,7 +22,7 @@
 
 int atomic_add_return(int, atomic_t *);
 int atomic_cmpxchg(atomic_t *, int, int);
-#define atomic_xchg(v, new) (xchg(&((v)->counter), new))
+int atomic_xchg(atomic_t *, int);
 int __atomic_add_unless(atomic_t *, int, int);
 void atomic_set(atomic_t *, int);
 
diff --git a/arch/sparc/include/asm/cmpxchg_32.h b/arch/sparc/include/asm/cmpxchg_32.h
index 32c29a133f9d..d38b52dca216 100644
--- a/arch/sparc/include/asm/cmpxchg_32.h
+++ b/arch/sparc/include/asm/cmpxchg_32.h
@@ -11,22 +11,14 @@
 #ifndef __ARCH_SPARC_CMPXCHG__
 #define __ARCH_SPARC_CMPXCHG__
 
-static inline unsigned long xchg_u32(__volatile__ unsigned long *m, unsigned long val)
-{
-        __asm__ __volatile__("swap [%2], %0"
-                             : "=&r" (val)
-                             : "0" (val), "r" (m)
-                             : "memory");
-        return val;
-}
-
+unsigned long __xchg_u32(volatile u32 *m, u32 new);
 void __xchg_called_with_bad_pointer(void);
 
 static inline unsigned long __xchg(unsigned long x, __volatile__ void * ptr, int size)
 {
         switch (size) {
         case 4:
-                return xchg_u32(ptr, x);
+                return __xchg_u32(ptr, x);
         }
         __xchg_called_with_bad_pointer();
         return x;
diff --git a/arch/sparc/include/uapi/asm/swab.h b/arch/sparc/include/uapi/asm/swab.h
index a34ad079487e..4c7c12d69bea 100644
--- a/arch/sparc/include/uapi/asm/swab.h
+++ b/arch/sparc/include/uapi/asm/swab.h
@@ -9,9 +9,9 @@ static inline __u16 __arch_swab16p(const __u16 *addr)
 {
         __u16 ret;
 
-        __asm__ __volatile__ ("lduha [%1] %2, %0"
+        __asm__ __volatile__ ("lduha [%2] %3, %0"
                               : "=r" (ret)
-                              : "r" (addr), "i" (ASI_PL));
+                              : "m" (*addr), "r" (addr), "i" (ASI_PL));
         return ret;
 }
 #define __arch_swab16p __arch_swab16p
@@ -20,9 +20,9 @@ static inline __u32 __arch_swab32p(const __u32 *addr)
 {
         __u32 ret;
 
-        __asm__ __volatile__ ("lduwa [%1] %2, %0"
+        __asm__ __volatile__ ("lduwa [%2] %3, %0"
                               : "=r" (ret)
-                              : "r" (addr), "i" (ASI_PL));
+                              : "m" (*addr), "r" (addr), "i" (ASI_PL));
         return ret;
 }
 #define __arch_swab32p __arch_swab32p
@@ -31,9 +31,9 @@ static inline __u64 __arch_swab64p(const __u64 *addr)
 {
         __u64 ret;
 
-        __asm__ __volatile__ ("ldxa [%1] %2, %0"
+        __asm__ __volatile__ ("ldxa [%2] %3, %0"
                               : "=r" (ret)
-                              : "r" (addr), "i" (ASI_PL));
+                              : "m" (*addr), "r" (addr), "i" (ASI_PL));
         return ret;
 }
 #define __arch_swab64p __arch_swab64p
diff --git a/arch/sparc/include/uapi/asm/unistd.h b/arch/sparc/include/uapi/asm/unistd.h
index c842a89b1190..46d83842eddc 100644
--- a/arch/sparc/include/uapi/asm/unistd.h
+++ b/arch/sparc/include/uapi/asm/unistd.h
@@ -414,8 +414,9 @@
 #define __NR_seccomp            346
 #define __NR_getrandom          347
 #define __NR_memfd_create       348
+#define __NR_bpf                349
 
-#define NR_syscalls             349
+#define NR_syscalls             350
 
 /* Bitmask values returned from kern_features system call.  */
 #define KERN_FEATURE_MIXED_MODE_STACK   0x00000001