diff options
Diffstat (limited to 'arch/blackfin/include/asm/thread_info.h')
-rw-r--r-- | arch/blackfin/include/asm/thread_info.h | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/arch/blackfin/include/asm/thread_info.h b/arch/blackfin/include/asm/thread_info.h deleted file mode 100644 index a5aeab4e5f2d..000000000000 --- a/arch/blackfin/include/asm/thread_info.h +++ /dev/null @@ -1,98 +0,0 @@ -/* - * Copyright 2004-2010 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ - -#ifndef _ASM_THREAD_INFO_H -#define _ASM_THREAD_INFO_H - -#include <asm/page.h> -#include <asm/entry.h> -#include <asm/l1layout.h> -#include <linux/compiler.h> - -#ifdef __KERNEL__ - -/* Thread Align Mask to reach to the top of the stack - * for any process - */ -#define ALIGN_PAGE_MASK 0xffffe000 - -/* - * Size of kernel stack for each process. This must be a power of 2... - */ -#define THREAD_SIZE_ORDER 1 -#define THREAD_SIZE 8192 /* 2 pages */ -#define STACK_WARN (THREAD_SIZE/8) - -#ifndef __ASSEMBLY__ - -typedef unsigned long mm_segment_t; - -/* - * low level task data. - * If you change this, change the TI_* offsets below to match. - */ - -struct thread_info { - struct task_struct *task; /* main task structure */ - unsigned long flags; /* low level flags */ - int cpu; /* cpu we're on */ - int preempt_count; /* 0 => preemptable, <0 => BUG */ - mm_segment_t addr_limit; /* address limit */ -#ifndef CONFIG_SMP - struct l1_scratch_task_info l1_task_info; -#endif -}; - -/* - * macros/functions for gaining access to the thread information structure - */ -#define INIT_THREAD_INFO(tsk) \ -{ \ - .task = &tsk, \ - .flags = 0, \ - .cpu = 0, \ - .preempt_count = INIT_PREEMPT_COUNT, \ -} - -/* Given a task stack pointer, you can find its corresponding - * thread_info structure just by masking it to the THREAD_SIZE - * boundary (currently 8K as you can see above). - */ -__attribute_const__ -static inline struct thread_info *current_thread_info(void) -{ - struct thread_info *ti; - __asm__("%0 = sp;" : "=da"(ti)); - return (struct thread_info *)((long)ti & ~((long)THREAD_SIZE-1)); -} - -#endif /* __ASSEMBLY__ */ - -/* - * thread information flag bit numbers - */ -#define TIF_SYSCALL_TRACE 0 /* syscall trace active */ -#define TIF_SIGPENDING 1 /* signal pending */ -#define TIF_NEED_RESCHED 2 /* rescheduling necessary */ -#define TIF_MEMDIE 4 /* is terminating due to OOM killer */ -#define TIF_RESTORE_SIGMASK 5 /* restore signal mask in do_signal() */ -#define TIF_IRQ_SYNC 7 /* sync pipeline stage */ -#define TIF_NOTIFY_RESUME 8 /* callback before returning to user */ -#define TIF_SINGLESTEP 9 - -/* as above, but as bit values */ -#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) -#define _TIF_SIGPENDING (1<<TIF_SIGPENDING) -#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) -#define _TIF_IRQ_SYNC (1<<TIF_IRQ_SYNC) -#define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) -#define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP) - -#define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ - -#endif /* __KERNEL__ */ - -#endif /* _ASM_THREAD_INFO_H */ |