powerpc/uaccess: Remove __put_user_asm() and __put_user_asm2()

__put_user_asm() and __put_user_asm2() are not used anymore.

Remove them.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/d66c4a372738d2fbd81f433ca86e4295871ace6a.1599216721.git.christophe.leroy@csgroup.eu

diff --git a/arch/powerpc/include/asm/uaccess.h b/arch/powerpc/include/asm/uaccess.h
index 96d1c14..26781b0 100644 (file)
--- a/arch/powerpc/include/asm/uaccess.h
+++ b/arch/powerpc/include/asm/uaccess.h
@@ -151,42 +151,6 @@ static inline int __access_ok(unsigned long addr, unsigned long size,
 
 extern long __put_user_bad(void);
 
-/*
- * We don't tell gcc that we are accessing memory, but this is OK
- * because we do not write to any memory gcc knows about, so there
- * are no aliasing issues.
- */
-#define __put_user_asm(x, addr, err, op)                       \
-       __asm__ __volatile__(                                   \
-               "1:     " op "%U2%X2 %1,%2      # put_user\n"   \
-               "2:\n"                                          \
-               ".section .fixup,\"ax\"\n"                      \
-               "3:     li %0,%3\n"                             \
-               "       b 2b\n"                                 \
-               ".previous\n"                                   \
-               EX_TABLE(1b, 3b)                                \
-               : "=r" (err)                                    \
-               : "r" (x), "m<>" (*addr), "i" (-EFAULT), "0" (err))
-
-#ifdef __powerpc64__
-#define __put_user_asm2(x, ptr, retval)                                \
-         __put_user_asm(x, ptr, retval, "std")
-#else /* __powerpc64__ */
-#define __put_user_asm2(x, addr, err)                          \
-       __asm__ __volatile__(                                   \
-               "1:     stw%X2 %1,%2\n"                 \
-               "2:     stw%X2 %L1,%L2\n"                       \
-               "3:\n"                                          \
-               ".section .fixup,\"ax\"\n"                      \
-               "4:     li %0,%3\n"                             \
-               "       b 3b\n"                                 \
-               ".previous\n"                                   \
-               EX_TABLE(1b, 4b)                                \
-               EX_TABLE(2b, 4b)                                \
-               : "=r" (err)                                    \
-               : "r" (x), "m" (*addr), "i" (-EFAULT), "0" (err))
-#endif /* __powerpc64__ */
-
 #define __put_user_size_allowed(x, ptr, size, retval)          \
 do {                                                           \
        __label__ __pu_failed;                                  \
@@ -249,6 +213,11 @@ do {                                                               \
 })
 
 
+/*
+ * We don't tell gcc that we are accessing memory, but this is OK
+ * because we do not write to any memory gcc knows about, so there
+ * are no aliasing issues.
+ */
 #define __put_user_asm_goto(x, addr, label, op)                        \
        asm volatile goto(                                      \
                "1:     " op "%U1%X1 %0,%1      # put_user\n"   \