diff options
Diffstat (limited to 'arch/cris/include/asm/thread_info.h')
| -rw-r--r-- | arch/cris/include/asm/thread_info.h | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/arch/cris/include/asm/thread_info.h b/arch/cris/include/asm/thread_info.h deleted file mode 100644 index 996fef3be1d5..000000000000 --- a/arch/cris/include/asm/thread_info.h +++ /dev/null @@ -1,91 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* thread_info.h: CRIS low-level thread information - * - * Copyright (C) 2002 David Howells (dhowells@redhat.com) - * - Incorporating suggestions made by Linus Torvalds and Dave Miller - * - * CRIS port by Axis Communications - */ - -#ifndef _ASM_THREAD_INFO_H -#define _ASM_THREAD_INFO_H - -#ifdef __KERNEL__ - -#ifndef __ASSEMBLY__ -#include <asm/types.h> -#include <asm/processor.h> -#include <arch/thread_info.h> -#include <asm/segment.h> -#endif - - -/* THREAD_SIZE is the size of the thread_info/kernel_stack combo. - * normally, the stack is found by doing something like p + THREAD_SIZE - * in CRIS, a page is 8192 bytes, which seems like a sane size - */ -#define THREAD_SIZE PAGE_SIZE -#define THREAD_SIZE_ORDER (0) - -/* - * low level task data that entry.S needs immediate access to - * - this struct should fit entirely inside of one cache line - * - this struct shares the supervisor stack pages - * - if the contents of this structure are changed, the assembly constants must also be changed - */ -#ifndef __ASSEMBLY__ -struct thread_info { - struct task_struct *task; /* main task structure */ - unsigned long flags; /* low level flags */ - __u32 cpu; /* current CPU */ - int preempt_count; /* 0 => preemptable, <0 => BUG */ - __u32 tls; /* TLS for this thread */ - - mm_segment_t addr_limit; /* thread address space: - 0-0xBFFFFFFF for user-thead - 0-0xFFFFFFFF for kernel-thread - */ - __u8 supervisor_stack[0]; -}; - -#endif - -/* - * macros/functions for gaining access to the thread information structure - */ -#ifndef __ASSEMBLY__ -#define INIT_THREAD_INFO(tsk) \ -{ \ - .task = &tsk, \ - .flags = 0, \ - .cpu = 0, \ - .preempt_count = INIT_PREEMPT_COUNT, \ - .addr_limit = KERNEL_DS, \ -} - -#endif /* !__ASSEMBLY__ */ - -/* - * thread information flags - * - these are process state flags that various assembly files may need to access - * - pending work-to-be-done flags are in LSW - * - other flags in MSW - */ -#define TIF_SYSCALL_TRACE 0 /* syscall trace active */ -#define TIF_NOTIFY_RESUME 1 /* resumption notification requested */ -#define TIF_SIGPENDING 2 /* signal pending */ -#define TIF_NEED_RESCHED 3 /* rescheduling necessary */ -#define TIF_RESTORE_SIGMASK 9 /* restore signal mask in do_signal() */ -#define TIF_MEMDIE 17 /* is terminating due to OOM killer */ - -#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) -#define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) -#define _TIF_SIGPENDING (1<<TIF_SIGPENDING) -#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) - -#define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ -#define _TIF_ALLWORK_MASK 0x0000FFFF /* work to do on any return to u-space */ - -#endif /* __KERNEL__ */ - -#endif /* _ASM_THREAD_INFO_H */ |