Messages in this thread Patch in this message | | | From | Srikar Dronamraju <> | Date | Tue, 13 Mar 2012 19:33:03 +0530 | Subject | [PATCH 1/2] x86: Move is_ia32_task to asm/thread_info.h from asm/compat.h |
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From: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
is_ia32_task is useful even in !CONFIG_COMPAT cases. Hence move it to a more generic file asm/thread_info.h
Also now is_ia32_task returns true if CONFIG_X86_32 is defined.
Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com> --- arch/x86/include/asm/compat.h | 9 --------- arch/x86/include/asm/thread_info.h | 12 ++++++++++++ 2 files changed, 12 insertions(+), 9 deletions(-)
diff --git a/arch/x86/include/asm/compat.h b/arch/x86/include/asm/compat.h index 355edc0..d680579 100644 --- a/arch/x86/include/asm/compat.h +++ b/arch/x86/include/asm/compat.h @@ -235,15 +235,6 @@ static inline void __user *arch_compat_alloc_user_space(long len) return (void __user *)round_down(sp - len, 16); } -static inline bool is_ia32_task(void) -{ -#ifdef CONFIG_IA32_EMULATION - if (current_thread_info()->status & TS_COMPAT) - return true; -#endif - return false; -} - static inline bool is_x32_task(void) { #ifdef CONFIG_X86_X32_ABI diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h index af1db7e..130fd4e 100644 --- a/arch/x86/include/asm/thread_info.h +++ b/arch/x86/include/asm/thread_info.h @@ -266,6 +266,18 @@ static inline void set_restore_sigmask(void) ti->status |= TS_RESTORE_SIGMASK; set_bit(TIF_SIGPENDING, (unsigned long *)&ti->flags); } + +static inline bool is_ia32_task(void) +{ +#ifdef CONFIG_X86_32 + return true; +#endif +#if defined CONFIG_X86_64 && defined CONFIG_IA32_EMULATION + if (current_thread_info()->status & TS_COMPAT) + return true; +#endif + return false; +} #endif /* !__ASSEMBLY__ */ #ifndef __ASSEMBLY__
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