diff options
Diffstat (limited to 'arch/m68k/include/asm/thread_info.h')
| -rw-r--r-- | arch/m68k/include/asm/thread_info.h | 42 |
1 files changed, 20 insertions, 22 deletions
diff --git a/arch/m68k/include/asm/thread_info.h b/arch/m68k/include/asm/thread_info.h index 126131f94a2c..5cb3ace55622 100644 --- a/arch/m68k/include/asm/thread_info.h +++ b/arch/m68k/include/asm/thread_info.h @@ -1,9 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_M68K_THREAD_INFO_H #define _ASM_M68K_THREAD_INFO_H #include <asm/types.h> #include <asm/page.h> -#include <asm/segment.h> /* * On machines with 4k pages we default to an 8k thread size, though we @@ -12,45 +12,34 @@ */ #if PAGE_SHIFT < 13 #ifdef CONFIG_4KSTACKS -#define THREAD_SIZE 4096 +#define THREAD_SIZE_ORDER 0 #else -#define THREAD_SIZE 8192 +#define THREAD_SIZE_ORDER 1 #endif #else -#define THREAD_SIZE PAGE_SIZE +#define THREAD_SIZE_ORDER 0 #endif -#define THREAD_SIZE_ORDER ((THREAD_SIZE / PAGE_SIZE) - 1) -#ifndef __ASSEMBLY__ +#define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER) + +#ifndef __ASSEMBLER__ struct thread_info { struct task_struct *task; /* main task structure */ unsigned long flags; - struct exec_domain *exec_domain; /* execution domain */ - mm_segment_t addr_limit; /* thread address space */ int preempt_count; /* 0 => preemptable, <0 => BUG */ __u32 cpu; /* should always be 0 on m68k */ unsigned long tp_value; /* thread pointer */ - struct restart_block restart_block; }; -#endif /* __ASSEMBLY__ */ - -#define PREEMPT_ACTIVE 0x4000000 +#endif /* __ASSEMBLER__ */ #define INIT_THREAD_INFO(tsk) \ { \ .task = &tsk, \ - .exec_domain = &default_exec_domain, \ - .addr_limit = KERNEL_DS, \ .preempt_count = INIT_PREEMPT_COUNT, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } -#define init_stack (init_thread_union.stack) - -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ /* how to get the thread information struct from C */ static inline struct thread_info *current_thread_info(void) { @@ -65,18 +54,27 @@ static inline struct thread_info *current_thread_info(void) } #endif -#define init_thread_info (init_thread_union.thread_info) - /* entry.S relies on these definitions! * bits 0-7 are tested at every exception exit * bits 8-15 are also tested at syscall exit */ +#define TIF_NOTIFY_SIGNAL 4 #define TIF_NOTIFY_RESUME 5 /* callback before returning to user */ #define TIF_SIGPENDING 6 /* signal pending */ #define TIF_NEED_RESCHED 7 /* rescheduling necessary */ +#define TIF_SECCOMP 13 /* seccomp syscall filtering active */ #define TIF_DELAYED_TRACE 14 /* single step a syscall */ #define TIF_SYSCALL_TRACE 15 /* syscall trace active */ #define TIF_MEMDIE 16 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 18 /* restore signal mask in do_signal */ +#define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) +#define _TIF_SIGPENDING (1 << TIF_SIGPENDING) +#define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) +#define _TIF_SECCOMP (1 << TIF_SECCOMP) +#define _TIF_DELAYED_TRACE (1 << TIF_DELAYED_TRACE) +#define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) +#define _TIF_MEMDIE (1 << TIF_MEMDIE) +#define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK) + #endif /* _ASM_M68K_THREAD_INFO_H */ |