diff options
| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2011-01-05 06:47:42 -0500 |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2011-01-05 06:47:27 -0500 |
| commit | 6432c015b754fef910dd7468b16fffc2b975348a (patch) | |
| tree | c24cb8d552c034c15927601d955e47673efdacc0 /arch | |
| parent | b1b750918566c6c4e8ed6c9b3c0f05b4c0a8805c (diff) | |
[S390] current_thread_info optimization
Use thread_info lowcore field for current_thread_info(), saves
an unnecessary calculation.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/s390/include/asm/thread_info.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/include/asm/thread_info.h b/arch/s390/include/asm/thread_info.h index 5baf0230b29b..814520217945 100644 --- a/arch/s390/include/asm/thread_info.h +++ b/arch/s390/include/asm/thread_info.h | |||
| @@ -74,7 +74,7 @@ struct thread_info { | |||
| 74 | /* how to get the thread information struct from C */ | 74 | /* how to get the thread information struct from C */ |
| 75 | static inline struct thread_info *current_thread_info(void) | 75 | static inline struct thread_info *current_thread_info(void) |
| 76 | { | 76 | { |
| 77 | return (struct thread_info *)(S390_lowcore.kernel_stack - THREAD_SIZE); | 77 | return (struct thread_info *) S390_lowcore.thread_info; |
| 78 | } | 78 | } |
| 79 | 79 | ||
| 80 | #define THREAD_SIZE_ORDER THREAD_ORDER | 80 | #define THREAD_SIZE_ORDER THREAD_ORDER |