aboutsummaryrefslogtreecommitdiffstats
path: root/arch/um/include/asm/processor-x86_64.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/um/include/asm/processor-x86_64.h')
-rw-r--r--arch/um/include/asm/processor-x86_64.h56
1 files changed, 0 insertions, 56 deletions
diff --git a/arch/um/include/asm/processor-x86_64.h b/arch/um/include/asm/processor-x86_64.h
deleted file mode 100644
index 875a26a62614..000000000000
--- a/arch/um/include/asm/processor-x86_64.h
+++ /dev/null
@@ -1,56 +0,0 @@
1/*
2 * Copyright 2003 PathScale, Inc.
3 *
4 * Licensed under the GPL
5 */
6
7#ifndef __UM_PROCESSOR_X86_64_H
8#define __UM_PROCESSOR_X86_64_H
9
10/* include faultinfo structure */
11#include "sysdep/faultinfo.h"
12
13struct arch_thread {
14 unsigned long debugregs[8];
15 int debugregs_seq;
16 unsigned long fs;
17 struct faultinfo faultinfo;
18};
19
20/* REP NOP (PAUSE) is a good thing to insert into busy-wait loops. */
21static inline void rep_nop(void)
22{
23 __asm__ __volatile__("rep;nop": : :"memory");
24}
25
26#define cpu_relax() rep_nop()
27
28#define INIT_ARCH_THREAD { .debugregs = { [ 0 ... 7 ] = 0 }, \
29 .debugregs_seq = 0, \
30 .fs = 0, \
31 .faultinfo = { 0, 0, 0 } }
32
33static inline void arch_flush_thread(struct arch_thread *thread)
34{
35}
36
37static inline void arch_copy_thread(struct arch_thread *from,
38 struct arch_thread *to)
39{
40 to->fs = from->fs;
41}
42
43#include <asm/user.h>
44
45#define current_text_addr() \
46 ({ void *pc; __asm__("movq $1f,%0\n1:":"=g" (pc)); pc; })
47
48#define ARCH_IS_STACKGROW(address) \
49 (address + 128 >= UPT_SP(&current->thread.regs.regs))
50
51#define KSTK_EIP(tsk) KSTK_REG(tsk, RIP)
52#define KSTK_ESP(tsk) KSTK_REG(tsk, RSP)
53
54#include "asm/processor-generic.h"
55
56#endif