X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-m68k%2Fthread_info.h;h=abc002798a2b07a9fcb502ab0f93c1c7f502ef50;hb=HEAD;hp=9532ca3c45cbea08906689234ad6a3e0f6224515;hpb=1ef43204f4bd24dcd3156185b19b31b6b4151ae9;p=linux-2.6 diff --git a/include/asm-m68k/thread_info.h b/include/asm-m68k/thread_info.h index 9532ca3c45..abc002798a 100644 --- a/include/asm-m68k/thread_info.h +++ b/include/asm-m68k/thread_info.h @@ -25,28 +25,23 @@ struct thread_info { } /* THREAD_SIZE should be 8k, so handle differently for 4k and 8k machines */ -#if PAGE_SHIFT == 13 /* 8k machines */ -#define alloc_thread_info(tsk) ((struct thread_info *)__get_free_pages(GFP_KERNEL,0)) -#define free_thread_info(ti) free_pages((unsigned long)(ti),0) -#else /* otherwise assume 4k pages */ -#define alloc_thread_info(tsk) ((struct thread_info *)__get_free_pages(GFP_KERNEL,1)) -#define free_thread_info(ti) free_pages((unsigned long)(ti),1) -#endif /* PAGE_SHIFT == 13 */ +#define THREAD_SIZE_ORDER (13 - PAGE_SHIFT) #define init_thread_info (init_task.thread.info) #define init_stack (init_thread_union.stack) #define task_thread_info(tsk) (&(tsk)->thread.info) +#define task_stack_page(tsk) ((tsk)->stack) #define current_thread_info() task_thread_info(current) #define __HAVE_THREAD_FUNCTIONS #define setup_thread_stack(p, org) ({ \ - *(struct task_struct **)(p)->thread_info = (p); \ + *(struct task_struct **)(p)->stack = (p); \ task_thread_info(p)->task = (p); \ }) -#define end_of_stack(p) ((unsigned long *)(p)->thread_info + 1) +#define end_of_stack(p) ((unsigned long *)(p)->stack + 1) /* entry.S relies on these definitions! * bits 0-7 are tested at every exception exit