~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~ [ freetext search ] ~ [ file search ] ~

Linux Cross Reference
Linux/include/asm-m68k/hardirq.h

Version: ~ [ 2.4.0 ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~ 
  1 #ifndef __M68K_HARDIRQ_H
  2 #define __M68K_HARDIRQ_H
  3 
  4 #include <linux/threads.h>
  5 #include <linux/cache.h>
  6 
  7 /* entry.S is sensitive to the offsets of these fields */
  8 typedef struct {
  9         unsigned int __softirq_active;
 10         unsigned int __softirq_mask;
 11         unsigned int __local_irq_count;
 12         unsigned int __local_bh_count;
 13         unsigned int __syscall_count;
 14 } ____cacheline_aligned irq_cpustat_t;
 15 
 16 #include <linux/irq_cpustat.h>  /* Standard mappings for irq_cpustat_t above */
 17 
 18 #define in_interrupt() (local_irq_count(smp_processor_id()) + local_bh_count(smp_processor_id()) != 0)
 19 
 20 #define in_irq() (local_irq_count(smp_processor_id()) != 0)
 21 
 22 #define hardirq_trylock(cpu)    (local_irq_count(cpu) == 0)
 23 #define hardirq_endlock(cpu)    do { } while (0)
 24 
 25 #define irq_enter(cpu)          (local_irq_count(cpu)++)
 26 #define irq_exit(cpu)           (local_irq_count(cpu)--)
 27 
 28 #define synchronize_irq()       barrier()
 29 
 30 #endif
 31
~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~ [ freetext search ] ~ [ file search ] ~
This page was automatically generated by the LXR engine.
Visit the LXR main site for more information.