1 /* SPDX-License-Identifier: GPL-2.0 */ 1
2 /* include/asm/current.h
3 *
4 * Copyright (C) 1999 IBM Deutschland Entwickl
5 * Copyright (C) 2002 Pete Zaitcev (zaitcev@ya
6 * Copyright (C) 2007 David S. Miller (davem@d
7 *
8 * Derived from "include/asm-s390/current.h"
9 * Martin Schwidefsky (schwidefsky@de.ibm.com
10 * Derived from "include/asm-i386/current.h"
11 */
12 #ifndef _SPARC_CURRENT_H
13 #define _SPARC_CURRENT_H
14
15 #include <linux/thread_info.h>
16
17 #ifdef CONFIG_SPARC64
18 register struct task_struct *current asm("g4")
19 #endif
20
21 #ifdef CONFIG_SPARC32
22 /* We might want to consider using %g4 like sp
23 *
24 * Two stage process (inline + #define) for ty
25 * We also obfuscate get_current() to check if
26 */
27 struct task_struct;
28 static inline struct task_struct *__get_curren
29 {
30 return current_thread_info()->task;
31 }
32 #define current __get_current()
33 #endif
34
35 #endif /* !(_SPARC_CURRENT_H) */
36
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