diff options
| author | Ingo Molnar | 2009-02-20 23:32:28 +0100 |
|---|---|---|
| committer | Ingo Molnar | 2009-02-21 00:09:44 +0100 |
| commit | d951734654f76a370a89b4e531af9b765bd13541 (patch) | |
| tree | fff6f0097d2ddd5b8f533f5e48a7978a5f9c5257 /arch/x86/include/asm/processor.h | |
| parent | x86, mm: fault.c, remove #ifdef from do_page_fault() (diff) | |
| download | kernel-qcow2-linux-d951734654f76a370a89b4e531af9b765bd13541.tar.gz kernel-qcow2-linux-d951734654f76a370a89b4e531af9b765bd13541.tar.xz kernel-qcow2-linux-d951734654f76a370a89b4e531af9b765bd13541.zip | |
x86, mm: rename TASK_SIZE64 => TASK_SIZE_MAX
Impact: cleanup
Rename TASK_SIZE64 to TASK_SIZE_MAX, and provide the
define on 32-bit too. (mapped to TASK_SIZE)
This allows 32-bit code to make use of the (former-) TASK_SIZE64
symbol as well, in a clean way.
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include/asm/processor.h')
| -rw-r--r-- | arch/x86/include/asm/processor.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index 72914d0315e9..c7a98f738210 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -861,6 +861,7 @@ static inline void spin_lock_prefetch(const void *x) * User space process size: 3GB (default). */ #define TASK_SIZE PAGE_OFFSET +#define TASK_SIZE_MAX TASK_SIZE #define STACK_TOP TASK_SIZE #define STACK_TOP_MAX STACK_TOP @@ -920,7 +921,7 @@ extern unsigned long thread_saved_pc(struct task_struct *tsk); /* * User space process size. 47bits minus one guard page. */ -#define TASK_SIZE64 ((1UL << 47) - PAGE_SIZE) +#define TASK_SIZE_MAX ((1UL << 47) - PAGE_SIZE) /* This decides where the kernel will search for a free chunk of vm * space during mmap's. @@ -929,12 +930,12 @@ extern unsigned long thread_saved_pc(struct task_struct *tsk); 0xc0000000 : 0xFFFFe000) #define TASK_SIZE (test_thread_flag(TIF_IA32) ? \ - IA32_PAGE_OFFSET : TASK_SIZE64) + IA32_PAGE_OFFSET : TASK_SIZE_MAX) #define TASK_SIZE_OF(child) ((test_tsk_thread_flag(child, TIF_IA32)) ? \ - IA32_PAGE_OFFSET : TASK_SIZE64) + IA32_PAGE_OFFSET : TASK_SIZE_MAX) #define STACK_TOP TASK_SIZE -#define STACK_TOP_MAX TASK_SIZE64 +#define STACK_TOP_MAX TASK_SIZE_MAX #define INIT_THREAD { \ .sp0 = (unsigned long)&init_stack + sizeof(init_stack) \ |