diff options
Diffstat (limited to 'arch/parisc/include/asm/thread_info.h')
| -rw-r--r-- | arch/parisc/include/asm/thread_info.h | 61 |
1 files changed, 32 insertions, 29 deletions
diff --git a/arch/parisc/include/asm/thread_info.h b/arch/parisc/include/asm/thread_info.h index 540c88fa8f86..b283738bb6da 100644 --- a/arch/parisc/include/asm/thread_info.h +++ b/arch/parisc/include/asm/thread_info.h @@ -1,54 +1,40 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_THREAD_INFO_H #define _ASM_PARISC_THREAD_INFO_H -#ifdef __KERNEL__ - -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #include <asm/processor.h> #include <asm/special_insns.h> struct thread_info { - struct task_struct *task; /* main task structure */ - struct exec_domain *exec_domain;/* execution domain */ unsigned long flags; /* thread_info flags (see TIF_*) */ - mm_segment_t addr_limit; /* user-level address space limit */ - __u32 cpu; /* current CPU */ int preempt_count; /* 0=premptable, <0=BUG; will also serve as bh-counter */ - struct restart_block restart_block; +#ifdef CONFIG_SMP + unsigned int cpu; +#endif }; #define INIT_THREAD_INFO(tsk) \ { \ - .task = &tsk, \ - .exec_domain = &default_exec_domain, \ .flags = 0, \ - .cpu = 0, \ - .addr_limit = KERNEL_DS, \ .preempt_count = INIT_PREEMPT_COUNT, \ - .restart_block = { \ - .fn = do_no_restart_syscall \ - } \ } -#define init_thread_info (init_thread_union.thread_info) -#define init_stack (init_thread_union.stack) - -/* how to get the thread information struct from C */ -#define current_thread_info() ((struct thread_info *)mfctl(30)) - -#endif /* !__ASSEMBLY */ +#endif /* !__ASSEMBLER__ */ /* thread information allocation */ +#ifdef CONFIG_IRQSTACKS #define THREAD_SIZE_ORDER 2 /* PA-RISC requires at least 16k stack */ +#else +#define THREAD_SIZE_ORDER 3 /* PA-RISC requires at least 32k stack */ +#endif + /* Be sure to hunt all references to this down when you change the size of * the kernel stack */ #define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER) #define THREAD_SHIFT (PAGE_SHIFT + THREAD_SIZE_ORDER) -#define PREEMPT_ACTIVE_BIT 28 -#define PREEMPT_ACTIVE (1 << PREEMPT_ACTIVE_BIT) - /* * thread information flags */ @@ -58,25 +44,42 @@ struct thread_info { #define TIF_POLLING_NRFLAG 3 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_32BIT 4 /* 32 bit binary */ #define TIF_MEMDIE 5 /* is terminating due to OOM killer */ -#define TIF_RESTORE_SIGMASK 6 /* restore saved signal mask */ +#define TIF_NOTIFY_SIGNAL 6 /* signal notifications exist */ +#define TIF_SYSCALL_AUDIT 7 /* syscall auditing active */ #define TIF_NOTIFY_RESUME 8 /* callback before returning to user */ #define TIF_SINGLESTEP 9 /* single stepping? */ #define TIF_BLOCKSTEP 10 /* branch stepping? */ +#define TIF_SECCOMP 11 /* secure computing */ +#define TIF_SYSCALL_TRACEPOINT 12 /* syscall tracepoint instrumentation */ +#define TIF_NONBLOCK_WARNING 13 /* warned about wrong O_NONBLOCK usage */ #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1 << TIF_SIGPENDING) +#define _TIF_NOTIFY_SIGNAL (1 << TIF_NOTIFY_SIGNAL) #define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) #define _TIF_32BIT (1 << TIF_32BIT) +#define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT) #define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) #define _TIF_SINGLESTEP (1 << TIF_SINGLESTEP) #define _TIF_BLOCKSTEP (1 << TIF_BLOCKSTEP) +#define _TIF_SECCOMP (1 << TIF_SECCOMP) +#define _TIF_SYSCALL_TRACEPOINT (1 << TIF_SYSCALL_TRACEPOINT) #define _TIF_USER_WORK_MASK (_TIF_SIGPENDING | _TIF_NOTIFY_RESUME | \ - _TIF_NEED_RESCHED) + _TIF_NEED_RESCHED | _TIF_NOTIFY_SIGNAL) #define _TIF_SYSCALL_TRACE_MASK (_TIF_SYSCALL_TRACE | _TIF_SINGLESTEP | \ - _TIF_BLOCKSTEP) + _TIF_BLOCKSTEP | _TIF_SYSCALL_AUDIT | \ + _TIF_SECCOMP | _TIF_SYSCALL_TRACEPOINT) -#endif /* __KERNEL__ */ +#ifdef CONFIG_64BIT +# ifdef CONFIG_COMPAT +# define is_32bit_task() (test_thread_flag(TIF_32BIT)) +# else +# define is_32bit_task() (0) +# endif +#else +# define is_32bit_task() (1) +#endif #endif /* _ASM_PARISC_THREAD_INFO_H */ |