1 files changed, 0 insertions, 110 deletions
diff --git a/arch/ia64/include/asm/futex.h b/arch/ia64/include/asm/futex.h
deleted file mode 100644
index 2e106d462196..000000000000
--- a/arch/ia64/include/asm/futex.h
+++ /dev/null
@@ -1,110 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _ASM_FUTEX_H
-#define _ASM_FUTEX_H
-
-#include <linux/futex.h>
-#include <linux/uaccess.h>
-#include <asm/errno.h>
-
-#define __futex_atomic_op1(insn, ret, oldval, uaddr, oparg) \
-do {									\
-	register unsigned long r8 __asm ("r8") = 0;			\
-	__asm__ __volatile__(						\
-		"	mf;;					\n"	\
-		"[1:] "	insn ";;				\n"	\
-		"	.xdata4 \"__ex_table\", 1b-., 2f-.	\n"	\
-		"[2:]"							\
-		: "+r" (r8), "=r" (oldval)				\
-		: "r" (uaddr), "r" (oparg)				\
-		: "memory");						\
-	ret = r8;							\
-} while (0)
-
-#define __futex_atomic_op2(insn, ret, oldval, uaddr, oparg) \
-do {									\
-	register unsigned long r8 __asm ("r8") = 0;			\
-	int val, newval;						\
-	do {								\
-		__asm__ __volatile__(					\
-			"	mf;;				  \n"	\
-			"[1:]	ld4 %3=[%4];;			  \n"	\
-			"	mov %2=%3			  \n"	\
-				insn	";;			  \n"	\
-			"	mov ar.ccv=%2;;			  \n"	\
-			"[2:]	cmpxchg4.acq %1=[%4],%3,ar.ccv;;  \n"	\
-			"	.xdata4 \"__ex_table\", 1b-., 3f-.\n"	\
-			"	.xdata4 \"__ex_table\", 2b-., 3f-.\n"	\
-			"[3:]"						\
-			: "+r" (r8), "=r" (val), "=&r" (oldval),	\
-			   "=&r" (newval)				\
-			: "r" (uaddr), "r" (oparg)			\
-			: "memory");					\
-		if (unlikely (r8))					\
-			break;						\
-	} while (unlikely (val != oldval));				\
-	ret = r8;							\
-} while (0)
-
-static inline int
-arch_futex_atomic_op_inuser(int op, int oparg, int *oval, u32 __user *uaddr)
-{
-	int oldval = 0, ret;
-
-	pagefault_disable();
-
-	switch (op) {
-	case FUTEX_OP_SET:
-		__futex_atomic_op1("xchg4 %1=[%2],%3", ret, oldval, uaddr,
-				   oparg);
-		break;
-	case FUTEX_OP_ADD:
-		__futex_atomic_op2("add %3=%3,%5", ret, oldval, uaddr, oparg);
-		break;
-	case FUTEX_OP_OR:
-		__futex_atomic_op2("or %3=%3,%5", ret, oldval, uaddr, oparg);
-		break;
-	case FUTEX_OP_ANDN:
-		__futex_atomic_op2("and %3=%3,%5", ret, oldval, uaddr,
-				   ~oparg);
-		break;
-	case FUTEX_OP_XOR:
-		__futex_atomic_op2("xor %3=%3,%5", ret, oldval, uaddr, oparg);
-		break;
-	default:
-		ret = -ENOSYS;
-	}
-
-	pagefault_enable();
-
-	if (!ret)
-		*oval = oldval;
-
-	return ret;
-}
-
-static inline int
-futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
-			      u32 oldval, u32 newval)
-{
-	if (!access_ok(uaddr, sizeof(u32)))
-		return -EFAULT;
-
-	{
-		register unsigned long r8 __asm ("r8") = 0;
-		unsigned long prev;
-		__asm__ __volatile__(
-			"	mf;;					\n"
-			"	mov ar.ccv=%4;;				\n"
-			"[1:]	cmpxchg4.acq %1=[%2],%3,ar.ccv		\n"
-			"	.xdata4 \"__ex_table\", 1b-., 2f-.	\n"
-			"[2:]"
-			: "+r" (r8), "=&r" (prev)
-			: "r" (uaddr), "r" (newval),
-			  "rO" ((long) (unsigned) oldval)
-			: "memory");
-		*uval = prev;
-		return r8;
-	}
-}
-
-#endif /* _ASM_FUTEX_H */