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Diffstat (limited to 'include/asm-um/futex.h')
-rw-r--r--include/asm-um/futex.h51
1 files changed, 5 insertions, 46 deletions
diff --git a/include/asm-um/futex.h b/include/asm-um/futex.h
index 2cac5ecd9d00..142ee2d8e0fd 100644
--- a/include/asm-um/futex.h
+++ b/include/asm-um/futex.h
@@ -1,53 +1,12 @@
-#ifndef _ASM_FUTEX_H
-#define _ASM_FUTEX_H
-
-#ifdef __KERNEL__
+#ifndef __UM_FUTEX_H
+#define __UM_FUTEX_H
#include <linux/futex.h>
#include <asm/errno.h>
+#include <asm/system.h>
+#include <asm/processor.h>
#include <asm/uaccess.h>
-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, tem;
- if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28))
- oparg = 1 << oparg;
-
- if (! access_ok (VERIFY_WRITE, uaddr, sizeof(int)))
- return -EFAULT;
-
- inc_preempt_count();
-
- switch (op) {
- case FUTEX_OP_SET:
- case FUTEX_OP_ADD:
- case FUTEX_OP_OR:
- case FUTEX_OP_ANDN:
- case FUTEX_OP_XOR:
- default:
- ret = -ENOSYS;
- }
+#include "asm/arch/futex.h"
- dec_preempt_count();
-
- 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;
-}
-
-#endif
#endif