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18 lines
582 B
18 lines
582 B
#ifndef __ASM_ARM_SWITCH_TO_H
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#define __ASM_ARM_SWITCH_TO_H
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#include <linux/thread_info.h>
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/*
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* switch_to(prev, next) should switch from task `prev' to `next'
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* `prev' will never be the same as `next'. schedule() itself
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* contains the memory barrier to tell GCC not to cache `current'.
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*/
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extern struct task_struct *__switch_to(struct task_struct *, struct thread_info *, struct thread_info *);
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#define switch_to(prev,next,last) \
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do { \
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last = __switch_to(prev,task_thread_info(prev), task_thread_info(next)); \
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} while (0)
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#endif /* __ASM_ARM_SWITCH_TO_H */
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