| Server IP : 14.207.165.8 / Your IP : 216.73.216.26 Web Server : Apache/2.4.18 (Ubuntu) System : Linux 246 4.4.0-210-generic #242-Ubuntu SMP Fri Apr 16 09:57:56 UTC 2021 x86_64 User : root ( 0) PHP Version : 7.0.33-0ubuntu0.16.04.16 Disable Function : exec,passthru,shell_exec,system,proc_open,popen,pcntl_exec MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /proc/thread-self/root/lib/modules/4.4.0-210-generic/build/arch/blackfin/include/asm/ |
Upload File : |
/*
* Copyright 2004-2009 Analog Devices Inc.
* Tony Kou (tonyko@lineo.ca)
*
* Licensed under the GPL-2 or later
*/
#ifndef _BLACKFIN_SWITCH_TO_H
#define _BLACKFIN_SWITCH_TO_H
#define prepare_to_switch() do { } while(0)
/*
* switch_to(n) should switch tasks to task ptr, first checking that
* ptr isn't the current task, in which case it does nothing.
*/
#include <asm/l1layout.h>
#include <asm/mem_map.h>
asmlinkage struct task_struct *resume(struct task_struct *prev, struct task_struct *next);
#ifndef CONFIG_SMP
#define switch_to(prev,next,last) \
do { \
memcpy (&task_thread_info(prev)->l1_task_info, L1_SCRATCH_TASK_INFO, \
sizeof *L1_SCRATCH_TASK_INFO); \
memcpy (L1_SCRATCH_TASK_INFO, &task_thread_info(next)->l1_task_info, \
sizeof *L1_SCRATCH_TASK_INFO); \
(last) = resume (prev, next); \
} while (0)
#else
#define switch_to(prev, next, last) \
do { \
(last) = resume(prev, next); \
} while (0)
#endif
#endif /* _BLACKFIN_SWITCH_TO_H */