include/asm-um/current.h

   1 /*
   2  * Copyright (C) 2000 Jeff Dike (jdike@karaya.com)
   3  * Licensed under the GPL
   4  */
   5
   6 #ifndef __UM_CURRENT_H
   7 #define __UM_CURRENT_H
   8
   9 #ifndef __ASSEMBLY__
  10
  11 struct thread_info;
  12
  13 #include "linux/config.h"
  14 #include "asm/page.h"
  15
  16 #define CURRENT_THREAD(dummy) (((unsigned long) &dummy) & \
  17                                 (PAGE_MASK << CONFIG_KERNEL_STACK_ORDER))
  18
  19 #define current_thread \
  20         ({ int dummy; ((struct thread_info *) CURRENT_THREAD(dummy)); })
  21
  22 #define current (current_thread->task)
  23
  24 #endif /* __ASSEMBLY__ */
  25
  26 #endif
  27
  28 /*
  29  * Overrides for Emacs so that we follow Linus's tabbing style.
  30  * Emacs will notice this stuff at the end of the file and automatically
  31  * adjust the settings for this buffer only.  This must remain at the end
  32  * of the file.
  33  * ---------------------------------------------------------------------------
  34  * Local variables:
  35  * c-file-style: "linux"
  36  * End:
  37  */