Messages in this thread Patch in this message | | | Date | Tue, 13 Mar 2012 09:16:55 -0700 | From | tip-bot for Srikar Dronamraju <> | Subject | [tip:perf/uprobes] x86: Move is_ia32_task to asm/thread_info. h from asm/compat.h |
| |
Commit-ID: ef334a20d84f52407a8a2afd02ddeaecbef0ad3d Gitweb: http://git.kernel.org/tip/ef334a20d84f52407a8a2afd02ddeaecbef0ad3d Author: Srikar Dronamraju <srikar@linux.vnet.ibm.com> AuthorDate: Tue, 13 Mar 2012 19:33:03 +0530 Committer: Ingo Molnar <mingo@elte.hu> CommitDate: Tue, 13 Mar 2012 16:31:09 +0100
x86: Move is_ia32_task to asm/thread_info.h from asm/compat.h
is_ia32_task() is useful even in !CONFIG_COMPAT cases - utrace will use it for example. 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> Acked-by: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Cc: Jim Keniston <jkenisto@linux.vnet.ibm.com> Cc: Linux-mm <linux-mm@kvack.org> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: Christoph Hellwig <hch@infradead.org> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Arnaldo Carvalho de Melo <acme@infradead.org> Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20120313140303.17134.1401.sendpatchset@srdronam.in.ibm.com [ Performed minor cleanup ] Signed-off-by: Ingo Molnar <mingo@elte.hu> --- 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..ad6df8c 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 +#ifdef CONFIG_IA32_EMULATION + if (current_thread_info()->status & TS_COMPAT) + return true; +#endif + return false; +} #endif /* !__ASSEMBLY__ */ #ifndef __ASSEMBLY__
| |