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#ifndef __UM_SYSTEM_GENERIC_H
#define __UM_SYSTEM_GENERIC_H
#include "sysdep/system.h"
extern void *switch_to(void *prev, void *next, void *last);
extern int get_signals(void);
extern int set_signals(int enable);
extern int get_signals(void);
extern void block_signals(void);
extern void unblock_signals(void);
#define raw_local_save_flags(flags) do { typecheck(unsigned long, flags); \
(flags) = get_signals(); } while(0)
#define raw_local_irq_restore(flags) do { typecheck(unsigned long, flags); \
set_signals(flags); } while(0)
#define raw_local_irq_save(flags) do { raw_local_save_flags(flags); \
raw_local_irq_disable(); } while(0)
#define raw_local_irq_enable() unblock_signals()
#define raw_local_irq_disable() block_signals()
#define irqs_disabled() \
({ \
unsigned long flags; \
raw_local_save_flags(flags); \
(flags == 0); \
})
extern void *_switch_to(void *prev, void *next, void *last);
#define switch_to(prev, next, last) prev = _switch_to(prev, next, last)
#endif
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