Commit 79a74dac authored by Heiko Carstens's avatar Heiko Carstens
Browse files

s390/uaccess: use symbolic names for inline assembler operands 



Make code easier to read by using symbolic names.

Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
parent 29ccaa4b

arch/s390/include/asm/uaccess.h

+8 −8
Original line number Diff line number Diff line
@@ -278,12 +278,12 @@ int __noreturn __put_kernel_bad(void); 
	int __rc;							\

									\

	asm volatile(							\

		"0:   " insn "  %2,%1\n"				\

		"1:	xr	%0,%0\n"				\

		"0:   " insn "  %[_val],%[_to]\n"			\

		"1:	xr	%[rc],%[rc]\n"				\

		"2:\n"							\

		EX_TABLE_UA(0b,2b,%0) EX_TABLE_UA(1b,2b,%0)		\

		: "=d" (__rc), "+Q" (*(to))				\

		: "d" (val)						\

		: [rc] "=d" (__rc), [_to] "+Q" (*(to))			\

		: [_val] "d" (val)					\

		: "cc");						\

	__rc;								\

})
@@ -321,12 +321,12 @@ int __noreturn __get_kernel_bad(void); 
	int __rc;							\

									\

	asm volatile(							\

		"0:   " insn "  %1,%2\n"				\

		"1:	xr	%0,%0\n"				\

		"0:   " insn "  %[_val],%[_from]\n"			\

		"1:	xr	%[rc],%[rc]\n"				\

		"2:\n"							\

		EX_TABLE_UA(0b,2b,%0) EX_TABLE_UA(1b,2b,%0)		\

		: "=d" (__rc), "+d" (val)				\

		: "Q" (*(from))						\

		: [rc] "=d" (__rc), [_val] "+d" (val)			\

		: [_from] "Q" (*(from))					\

		: "cc");						\

	__rc;								\

})