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| author | H. Peter Anvin <hpa@zytor.com> | 2012-02-06 13:03:09 -0800 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2012-02-20 12:48:46 -0800 |
| commit | 6bd330083e0e97b7ddc053459190bf3d5768ca83 (patch) | |
| tree | c0fc2e703c4ce13b33cc364e5ad3eac712b57fb7 /arch/x86/include/asm/elf.h | |
| parent | cf420048b3b2af9ce928d35cc5455c646c9dd2f7 (diff) | |
| download | blackbird-op-linux-6bd330083e0e97b7ddc053459190bf3d5768ca83.tar.gz blackbird-op-linux-6bd330083e0e97b7ddc053459190bf3d5768ca83.zip | |
x86: Factor out TIF_IA32 from 32-bit address space
Factor out IA32 (compatibility instruction set) from 32-bit address
space in the thread_info flags; this is a precondition patch for x32
support.
Originally-by: H. J. Lu <hjl.tools@gmail.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Link: http://lkml.kernel.org/n/tip-4pr1xnnksprt7t0h3w5fw4rv@git.kernel.org
Diffstat (limited to 'arch/x86/include/asm/elf.h')
| -rw-r--r-- | arch/x86/include/asm/elf.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/include/asm/elf.h b/arch/x86/include/asm/elf.h index 5f962df30d0f..410fa6a219f6 100644 --- a/arch/x86/include/asm/elf.h +++ b/arch/x86/include/asm/elf.h @@ -287,7 +287,7 @@ do { \ #define VDSO_HIGH_BASE 0xffffe000U /* CONFIG_COMPAT_VDSO address */ /* 1GB for 64bit, 8MB for 32bit */ -#define STACK_RND_MASK (test_thread_flag(TIF_IA32) ? 0x7ff : 0x3fffff) +#define STACK_RND_MASK (test_thread_flag(TIF_ADDR32) ? 0x7ff : 0x3fffff) #define ARCH_DLINFO \ do { \ @@ -330,7 +330,7 @@ static inline int mmap_is_ia32(void) return 1; #endif #ifdef CONFIG_IA32_EMULATION - if (test_thread_flag(TIF_IA32)) + if (test_thread_flag(TIF_ADDR32)) return 1; #endif return 0; |
