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  • kernel/generic/include/preemption.h

    r057e77f r9d58539  
    3636#define KERN_PREEMPTION_H_
    3737
    38 #include <arch.h>
    39 #include <compiler/barrier.h>
    40 #include <debug.h>
    41 
    42 #define PREEMPTION_INC         (1 << 0)
    43 #define PREEMPTION_DISABLED    (PREEMPTION_INC <= THE->preemption)
    44 #define PREEMPTION_ENABLED     (!PREEMPTION_DISABLED)
    45 
    46 /** Increment preemption disabled counter. */
    47 #define preemption_disable() \
    48         do { \
    49                 THE->preemption += PREEMPTION_INC; \
    50                 compiler_barrier(); \
    51         } while (0)
    52 
    53 /** Restores preemption but never reschedules. */
    54 #define preemption_enable() \
    55         do { \
    56                 ASSERT(PREEMPTION_DISABLED); \
    57                 compiler_barrier(); \
    58                 THE->preemption -= PREEMPTION_INC; \
    59         } while (0)
    60 
     38extern void preemption_disable(void);
     39extern void preemption_enable(void);
    6140
    6241#endif
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