diff options
Diffstat (limited to 'include/asm-um/thread_info.h')
| -rw-r--r-- | include/asm-um/thread_info.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/include/asm-um/thread_info.h b/include/asm-um/thread_info.h index 18a13ba74605..6e5fd5c892d0 100644 --- a/include/asm-um/thread_info.h +++ b/include/asm-um/thread_info.h @@ -52,10 +52,21 @@ static inline struct thread_info *current_thread_info(void) return ti; } +#ifdef CONFIG_DEBUG_STACK_USAGE + +#define alloc_thread_info(tsk) \ + ((struct thread_info *) __get_free_pages(GFP_KERNEL | __GFP_ZERO, \ + CONFIG_KERNEL_STACK_ORDER)) +#else + /* thread information allocation */ #define alloc_thread_info(tsk) \ - ((struct thread_info *) kmalloc(THREAD_SIZE, GFP_KERNEL)) -#define free_thread_info(ti) kfree(ti) + ((struct thread_info *) __get_free_pages(GFP_KERNEL, \ + CONFIG_KERNEL_STACK_ORDER)) +#endif + +#define free_thread_info(ti) \ + free_pages((unsigned long)(ti),CONFIG_KERNEL_STACK_ORDER) #endif |