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Commit 9bf6ffda authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Ingo Molnar
Browse files

locking/atomic, arch/sh: Fix ATOMIC_FETCH_OP() 



We cannot use the "z" constraint twice, since its a single register
(r0). Change the one not used by movli.l/movco.l to "r".

Reported-by: default avatarFengguang Wu <fengguang.wu@intel.com>
Tested-by: default avatarFengguang Wu <fengguang.wu@intel.com>
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rich Felker <dalias@libc.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent 7d1e0423

arch/sh/include/asm/atomic-llsc.h

+1 −1
Original line number Diff line number Diff line
@@ -60,7 +60,7 @@ static inline int atomic_fetch_##op(int i, atomic_t *v) \ 
"	movco.l	%0, @%3					\n"		\

"	bf	1b					\n"		\

"	synco						\n"		\

	: "=&z" (temp), "=&z" (res)					\

	: "=&z" (temp), "=&r" (res)					\

	: "r" (i), "r" (&v->counter)					\

	: "t");								\

									\