diff options
Diffstat (limited to 'arch/arm64/include/asm/thread_info.h')
| -rw-r--r-- | arch/arm64/include/asm/thread_info.h | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/arch/arm64/include/asm/thread_info.h b/arch/arm64/include/asm/thread_info.h index bce0f07483c1..c17ad4d213d0 100644 --- a/arch/arm64/include/asm/thread_info.h +++ b/arch/arm64/include/asm/thread_info.h @@ -47,41 +47,17 @@ typedef unsigned long mm_segment_t; struct thread_info { unsigned long flags; /* low level flags */ mm_segment_t addr_limit; /* address limit */ - struct task_struct *task; /* main task structure */ int preempt_count; /* 0 => preemptable, <0 => bug */ - int cpu; /* cpu */ }; #define INIT_THREAD_INFO(tsk) \ { \ - .task = &tsk, \ - .flags = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ } #define init_stack (init_thread_union.stack) -/* - * how to get the thread information struct from C - */ -static inline struct thread_info *current_thread_info(void) __attribute_const__; - -/* - * struct thread_info can be accessed directly via sp_el0. - * - * We don't use read_sysreg() as we want the compiler to cache the value where - * possible. - */ -static inline struct thread_info *current_thread_info(void) -{ - unsigned long sp_el0; - - asm ("mrs %0, sp_el0" : "=r" (sp_el0)); - - return (struct thread_info *)sp_el0; -} - #define thread_saved_pc(tsk) \ ((unsigned long)(tsk->thread.cpu_context.pc)) #define thread_saved_sp(tsk) \ |