diff options
Diffstat (limited to 'include/asm-blackfin/thread_info.h')
| -rw-r--r-- | include/asm-blackfin/thread_info.h | 26 |
1 files changed, 12 insertions, 14 deletions
diff --git a/include/asm-blackfin/thread_info.h b/include/asm-blackfin/thread_info.h index fa8f08cf283e..15b99cf4f50b 100644 --- a/include/asm-blackfin/thread_info.h +++ b/include/asm-blackfin/thread_info.h @@ -39,6 +39,11 @@ */ #define ALIGN_PAGE_MASK 0xffffe000 +/* + * Size of kernel stack for each process. This must be a power of 2... + */ +#define THREAD_SIZE 8192 /* 2 pages */ + #ifndef __ASSEMBLY__ typedef unsigned long mm_segment_t; @@ -76,11 +81,6 @@ struct thread_info { #define init_thread_info (init_thread_union.thread_info) #define init_stack (init_thread_union.stack) -/* - * Size of kernel stack for each process. This must be a power of 2... - */ -#define THREAD_SIZE 8192 /* 2 pages */ - /* How to get the thread information struct from C */ static inline struct thread_info *current_thread_info(void) @@ -94,7 +94,7 @@ static inline struct thread_info *current_thread_info(void) struct thread_info *ti; __asm__("%0 = sp;": "=&d"(ti): ); - return (struct thread_info *)((long)ti & ~8191UL); + return (struct thread_info *)((long)ti & ~((long)THREAD_SIZE-1)); } /* thread information allocation */ @@ -118,18 +118,16 @@ static inline struct thread_info *current_thread_info(void) * thread information flag bit numbers */ #define TIF_SYSCALL_TRACE 0 /* syscall trace active */ -#define TIF_NOTIFY_RESUME 1 /* resumption notification requested */ -#define TIF_SIGPENDING 2 /* signal pending */ -#define TIF_NEED_RESCHED 3 /* rescheduling necessary */ -#define TIF_POLLING_NRFLAG 4 /* true if poll_idle() is polling +#define TIF_SIGPENDING 1 /* signal pending */ +#define TIF_NEED_RESCHED 2 /* rescheduling necessary */ +#define TIF_POLLING_NRFLAG 3 /* true if poll_idle() is polling TIF_NEED_RESCHED */ -#define TIF_MEMDIE 5 -#define TIF_RESTORE_SIGMASK 6 /* restore signal mask in do_signal() */ -#define TIF_FREEZE 7 /* is freezing for suspend */ +#define TIF_MEMDIE 4 +#define TIF_RESTORE_SIGMASK 5 /* restore signal mask in do_signal() */ +#define TIF_FREEZE 6 /* is freezing for suspend */ /* as above, but as bit values */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) -#define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) |