diff options
Diffstat (limited to 'include/asm-sh/thread_info.h')
| -rw-r--r-- | include/asm-sh/thread_info.h | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/include/asm-sh/thread_info.h b/include/asm-sh/thread_info.h index 879f741105d..279e70a77c7 100644 --- a/include/asm-sh/thread_info.h +++ b/include/asm-sh/thread_info.h @@ -32,12 +32,20 @@ struct thread_info { #define PREEMPT_ACTIVE 0x10000000 -#ifdef CONFIG_4KSTACKS -#define THREAD_SIZE (PAGE_SIZE) +#if defined(CONFIG_4KSTACKS) +#define THREAD_SIZE_ORDER (0) +#elif defined(CONFIG_PAGE_SIZE_4KB) +#define THREAD_SIZE_ORDER (1) +#elif defined(CONFIG_PAGE_SIZE_8KB) +#define THREAD_SIZE_ORDER (1) +#elif defined(CONFIG_PAGE_SIZE_64KB) +#define THREAD_SIZE_ORDER (0) #else -#define THREAD_SIZE (PAGE_SIZE * 2) +#error "Unknown thread size" #endif -#define STACK_WARN (THREAD_SIZE / 8) + +#define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER) +#define STACK_WARN (THREAD_SIZE >> 3) /* * macros/functions for gaining access to the thread information structure |