00096:/*thread information allocation * 00097: #ifdef CONFIG_DEBUG_STACK_USAGE 00098: #define alloc_thread_info(tsk)((struct thread_info get_free_pages(GFP_KERNEL I__GFP_ZERO, get_order(THREAD_SIZE) 00100:#else 00101: #define alloc_thread_info(tsk(struct thread info *) 00102: get_free_pages(GFP_KERNEL, get_order(THREAD_SIZE))) 00103:#endf 00034: void free thread info(struct thread info *ti 00035 00036 free_thread_xstate(ti->task) 00037 free_pages((unsigned long)ti, get_order (THREAD_SIZE)) 00038: 2021/2/6 Linux操作系统分析 2165 嵌入式系统实验室 EM日 EDDED SYSTEM LA日口 RATORY2021/2/6 Linux操作系统分析 21/65