diff options
| author | Olof Johansson <olof@lixom.net> | 2005-09-20 13:47:41 +1000 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2005-09-21 19:21:07 +1000 |
| commit | 637a6ff6ce525d8495df944550efea0f023dd521 (patch) | |
| tree | f4d31da12a348ecf9136cef8f5986172d6af6003 /include/asm-ppc64 | |
| parent | d0035c62d9145a2ce3057c8182a7ff0b4921a41c (diff) | |
[PATCH] ppc64: Updated Olof misc updates 3/3
Replace some of the hard-coded constants with PAGE_SIZE/SHIFT/ORDER where
appropriate.
Likewise, in a couple of places it doesn't make sense to base some
allocations on page size when all that's required is a constant 4K,
etc.
Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-ppc64')
| -rw-r--r-- | include/asm-ppc64/elf.h | 3 | ||||
| -rw-r--r-- | include/asm-ppc64/mmu.h | 2 | ||||
| -rw-r--r-- | include/asm-ppc64/thread_info.h | 6 |
3 files changed, 6 insertions, 5 deletions
diff --git a/include/asm-ppc64/elf.h b/include/asm-ppc64/elf.h index c919a89343d..e27c2942953 100644 --- a/include/asm-ppc64/elf.h +++ b/include/asm-ppc64/elf.h @@ -5,6 +5,7 @@ #include <asm/ptrace.h> #include <asm/cputable.h> #include <asm/auxvec.h> +#include <asm/page.h> /* PowerPC relocations defined by the ABIs */ #define R_PPC_NONE 0 @@ -146,7 +147,7 @@ typedef elf_vrreg_t elf_vrregset_t32[ELF_NVRREG32]; #define elf_check_arch(x) ((x)->e_machine == ELF_ARCH) #define USE_ELF_CORE_DUMP -#define ELF_EXEC_PAGESIZE 4096 +#define ELF_EXEC_PAGESIZE PAGE_SIZE /* This is the location that an ET_DYN program is loaded if exec'ed. Typical use of this is to invoke "./ld.so someprog" to test out a new version of diff --git a/include/asm-ppc64/mmu.h b/include/asm-ppc64/mmu.h index 737e85a5ce3..d2b0b796d35 100644 --- a/include/asm-ppc64/mmu.h +++ b/include/asm-ppc64/mmu.h @@ -30,7 +30,7 @@ /* Location of cpu0's segment table */ #define STAB0_PAGE 0x6 -#define STAB0_PHYS_ADDR (STAB0_PAGE<<PAGE_SHIFT) +#define STAB0_PHYS_ADDR (STAB0_PAGE<<12) #ifndef __ASSEMBLY__ extern char initial_stab[]; diff --git a/include/asm-ppc64/thread_info.h b/include/asm-ppc64/thread_info.h index 0494df6fca7..71244d8a427 100644 --- a/include/asm-ppc64/thread_info.h +++ b/include/asm-ppc64/thread_info.h @@ -54,9 +54,9 @@ struct thread_info { /* thread information allocation */ -#define THREAD_ORDER 2 -#define THREAD_SIZE (PAGE_SIZE << THREAD_ORDER) -#define THREAD_SHIFT (PAGE_SHIFT + THREAD_ORDER) +#define THREAD_SHIFT 14 +#define THREAD_ORDER (THREAD_SHIFT - PAGE_SHIFT) +#define THREAD_SIZE (1 << THREAD_SHIFT) #ifdef CONFIG_DEBUG_STACK_USAGE #define alloc_thread_info(tsk) \ ({ \ |