current.h
上传用户:lgb322
上传日期:2013-02-24
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文件大小:1k
- /*
- * include/asm-s390/current.h
- *
- * S390 version
- * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
- * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com)
- *
- * Derived from "include/asm-i386/current.h"
- */
- #ifndef _S390_CURRENT_H
- #define _S390_CURRENT_H
- #ifdef __KERNEL__
- struct task_struct;
- static inline struct task_struct * get_current(void)
- {
- struct task_struct *current;
- __asm__("lghi %0,-16384nt"
- "alg %0,0xd40"
- : "=&r" (current) : : "cc" );
- return current;
- }
- #define current get_current()
- #endif
- #endif /* !(_S390_CURRENT_H) */