1 files changed, 0 insertions, 137 deletions
diff --git a/ANDROID_3.4.5/arch/hexagon/include/asm/futex.h b/ANDROID_3.4.5/arch/hexagon/include/asm/futex.h
deleted file mode 100644
index 7e597f84..00000000
--- a/ANDROID_3.4.5/arch/hexagon/include/asm/futex.h
+++ /dev/null
@@ -1,137 +0,0 @@
-#ifndef _ASM_HEXAGON_FUTEX_H
-#define _ASM_HEXAGON_FUTEX_H
-
-#ifdef __KERNEL__
-
-#include <linux/futex.h>
-#include <linux/uaccess.h>
-#include <asm/errno.h>
-
-/* XXX TODO-- need to add sync barriers! */
-
-#define __futex_atomic_op(insn, ret, oldval, uaddr, oparg) \
-	__asm__ __volatile( \
-	"1: %0 = memw_locked(%3);\n" \
-	    /* For example: %1 = %4 */ \
-	    insn \
-	"2: memw_locked(%3,p2) = %1;\n" \
-	"   if !p2 jump 1b;\n" \
-	"   %1 = #0;\n" \
-	"3:\n" \
-	".section .fixup,\"ax\"\n" \
-	"4: %1 = #%5;\n" \
-	"   jump 3b\n" \
-	".previous\n" \
-	".section __ex_table,\"a\"\n" \
-	".long 1b,4b,2b,4b\n" \
-	".previous\n" \
-	: "=&r" (oldval), "=&r" (ret), "+m" (*uaddr) \
-	: "r" (uaddr), "r" (oparg), "i" (-EFAULT) \
-	: "p2", "memory")
-
-
-static inline int
-futex_atomic_op_inuser(int encoded_op, int __user *uaddr)
-{
-	int op = (encoded_op >> 28) & 7;
-	int cmp = (encoded_op >> 24) & 15;
-	int oparg = (encoded_op << 8) >> 20;
-	int cmparg = (encoded_op << 20) >> 20;
-	int oldval = 0, ret;
-	if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28))
-		oparg = 1 << oparg;
-
-	if (!access_ok(VERIFY_WRITE, uaddr, sizeof(int)))
-		return -EFAULT;
-
-	pagefault_disable();
-
-	switch (op) {
-	case FUTEX_OP_SET:
-		__futex_atomic_op("%1 = %4\n", ret, oldval, uaddr, oparg);
-		break;
-	case FUTEX_OP_ADD:
-		__futex_atomic_op("%1 = add(%0,%4)\n", ret, oldval, uaddr,
-				  oparg);
-		break;
-	case FUTEX_OP_OR:
-		__futex_atomic_op("%1 = or(%0,%4)\n", ret, oldval, uaddr,
-				  oparg);
-		break;
-	case FUTEX_OP_ANDN:
-		__futex_atomic_op("%1 = not(%4); %1 = and(%0,%1)\n", ret,
-				  oldval, uaddr, oparg);
-		break;
-	case FUTEX_OP_XOR:
-		__futex_atomic_op("%1 = xor(%0,%4)\n", ret, oldval, uaddr,
-				  oparg);
-		break;
-	default:
-		ret = -ENOSYS;
-	}
-
-	pagefault_enable();
-
-	if (!ret) {
-		switch (cmp) {
-		case FUTEX_OP_CMP_EQ:
-			ret = (oldval == cmparg);
-			break;
-		case FUTEX_OP_CMP_NE:
-			ret = (oldval != cmparg);
-			break;
-		case FUTEX_OP_CMP_LT:
-			ret = (oldval < cmparg);
-			break;
-		case FUTEX_OP_CMP_GE:
-			ret = (oldval >= cmparg);
-			break;
-		case FUTEX_OP_CMP_LE:
-			ret = (oldval <= cmparg);
-			break;
-		case FUTEX_OP_CMP_GT:
-			ret = (oldval > cmparg);
-			break;
-		default:
-			ret = -ENOSYS;
-		}
-	}
-	return ret;
-}
-
-static inline int
-futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, u32 oldval,
-			      u32 newval)
-{
-	int prev;
-	int ret;
-
-	if (!access_ok(VERIFY_WRITE, uaddr, sizeof(u32)))
-		return -EFAULT;
-
-	__asm__ __volatile__ (
-	"1: %1 = memw_locked(%3)\n"
-	"   {\n"
-	"      p2 = cmp.eq(%1,%4)\n"
-	"      if !p2.new jump:NT 3f\n"
-	"   }\n"
-	"2: memw_locked(%3,p2) = %5\n"
-	"   if !p2 jump 1b\n"
-	"3:\n"
-	".section .fixup,\"ax\"\n"
-	"4: %0 = #%6\n"
-	"   jump 3b\n"
-	".previous\n"
-	".section __ex_table,\"a\"\n"
-	".long 1b,4b,2b,4b\n"
-	".previous\n"
-	: "+r" (ret), "=&r" (prev), "+m" (*uaddr)
-	: "r" (uaddr), "r" (oldval), "r" (newval), "i"(-EFAULT)
-	: "p2", "memory");
-
-	*uval = prev;
-	return ret;
-}
-
-#endif /* __KERNEL__ */
-#endif /* _ASM_HEXAGON_FUTEX_H */