linux 进程 结构体,Linux进程相关的结构体task_struct

struct task_struct{

#ifdef CONFIG_THREAD_INFO_IN_TASK

struct thread_info thread_info;

#endif

volatile long state;

randomized_struct_fields_start

void *stack;

atomic_t usage;

unsigned int flags;

unsigned int ptrace;

#ifdef CONFIG_SMP

struct llist_node wake_entry;

int on_cpu;

#ifdef CONFIG_THREAD_INFO_IN_TASK

unsigned int cpu;

#endif

unsigned int wakee_flips;

unsigned long wakee_flip_decay_ts;

struct task_struct *last_wakee;

int wake_cpu;

#endif

int on_rq;

int prio;

int static_prio;

int normal_prio;

unsigned int rt_priority;

const struct sched_class *sched_class;

struct sched_entity se;

struct sched_rt_entity rt;

#ifdef CONFIG_CGROUP_SCHED

struct task_group *sched_task_group;

#endif

struct sched_dl_entity dl;

#ifdef CONFIG_PREEMPT_NOTIFIERS

struct hlist_head preempt_notifiers;

#endif

#ifdef CONFIG_BLK_DEV_IO_TRACE

unsigned int btrace_seq;

#endif

unsigned int policy;

int nr_cpus_allowed;

cpumask_t cpus_allowed;

#ifdef CONFIG_PREEMPT_RCU

int rcu_read_lock_nesting;

union rcu_special rcu_read_unlock_special;

struct list_head rcu_node_entry;

struct rcu_node *rcu_blocked_node;

#endif

#ifdef CONFIG_TASKS_RCU

unsigned long rcu_tasks_nvcsw;

u8 rcu_tasks_holdout;

u8 rcu_tasks_idx;

int rcu_tasks_idle_cpu;

struct list_head rcu_tasks_holdout_list;

#endif

struct sched_info sched_info;

struct list_head tasks;

#ifdef CONFIG_SMP

struct plist_node pushable_tasks;

struct rb_node pushable_dl_tasks;

#endif

struct mm_struct *mm;

struct mm_struct *active_mm;

struct vmacache vmacache;

#ifdef SPLIT_RSS_COUNTING

struct task_rss_stat rss_stat;

#endif

int exit_state;

int exit_code;

int exit_signal;

int pdeath_signal;

unsigned long jobctl;

unsigned int personality;

unsigned sched_reset_on_fork:1;

unsigned sched_contributes_to_load:1;

unsigned sched_migrated:1;

unsigned sched_remote_wakeup:1;

unsigned :0;

unsigned in_execve:1;

unsigned in_iowait:1;

#ifndef TIF_RESTORE_SIGMASK

unsigned restore_sigmask:1;

#endif

#ifdef CONFIG_MEMCG

unsigned memcg_may_oom:1;

#ifndef CONFIG_SLOB

unsigned memcg_kmem_skip_account:1;

#endif

#endif

#ifdef CONFIG_COMPAT_BRK

unsigned brk_randomized:1;

#endif

#ifdef CONFIG_CGROUPS

unsigned no_cgroup_migration:1;

#endif

unsigned long atomic_flags;

struct restart_block restart_block;

pid_t pid;

pid_t tgid;

#ifdef CONFIG_CC_STACKPROTECTOR

unsigned long stack_canary;

#endif

struct task_struct __rcu *real_parent;

struct task_struct __rcu *parent;

struct list_head children;

struct list_head sibling;

struct task_struct *group_leader;

struct list_head ptraced;

struct list_head ptrace_entry;

struct pid_link pids[PIDTYPE_MAX];

struct list_head thread_group;

struct list_head thread_node;

struct completion *vfork_done;

int __user *set_child_tid;

int __user *clear_child_tid;

u64 utime;

u64 stime;

#ifdef CONFIG_ARCH_HAS_SCALED_CPUTIME

u64 utimescaled;

u64 stimescaled;

#endif

u64 gtime;

struct prev_cputime prev_cputime;

#ifdef CONFIG_VIRT_CPU_ACCOUNTING_GEN

struct vtime vtime;

#endif

#ifdef CONFIG_NO_HZ_FULL

atomic_t tick_dep_mask;

#endif

unsigned long nvcsw;

unsigned long nivcsw;

u64 start_time;

u64 real_start_time;

unsigned long min_flt;

unsigned long maj_flt;

#ifdef CONFIG_POSIX_TIMERS

struct task_cputime cputime_expires;

struct list_head cpu_timers[3];

#endif

const struct cred __rcu *ptracer_cred;

const struct cred __rcu *real_cred;

const struct cred __rcu *cred;

char comm[TASK_COMM_LEN];

struct nameidata *nameidata;

#ifdef CONFIG_SYSVIPC

struct sysv_sem sysvsem;

struct sysv_shm sysvshm;

#endif

#ifdef CONFIG_DETECT_HUNG_TASK

unsigned long last_switch_count;

#endif

struct fs_struct *fs;

struct files_struct *files;

struct nsproxy *nsproxy;

struct signal_struct *signal;

struct sighand_struct *sighand;

sigset_t blocked;

sigset_t real_blocked;

sigset_t saved_sigmask;

struct sigpending pending;

unsigned long sas_ss_sp;

size_t sas_ss_size;

unsigned int sas_ss_flags;

struct callback_head *task_works;

struct audit_context *audit_context;

#ifdef CONFIG_AUDITSYSCALL

kuid_t loginuid;

unsigned int sessionid;

#endif

struct seccomp seccomp;

u32 parent_exec_id;

u32 self_exec_id;

spinlock_t alloc_lock;

raw_spinlock_t pi_lock;

struct wake_q_node wake_q;

#ifdef CONFIG_RT_MUTEXES

struct rb_root_cached pi_waiters;

struct task_struct *pi_top_task;

struct rt_mutex_waiter *pi_blocked_on;

#endif

#ifdef CONFIG_DEBUG_MUTEXES

struct mutex_waiter *blocked_on;

#endif

#ifdef CONFIG_TRACE_IRQFLAGS

unsigned int irq_events;

unsigned long hardirq_enable_ip;

unsigned long hardirq_disable_ip;

unsigned int hardirq_enable_event;

unsigned int hardirq_disable_event;

int hardirqs_enabled;

int hardirq_context;

unsigned long softirq_disable_ip;

unsigned long softirq_enable_ip;

unsigned int softirq_disable_event;

unsigned int softirq_enable_event;

int softirqs_enabled;

int softirq_context;

#endif

#ifdef CONFIG_LOCKDEP

# define MAX_LOCK_DEPTH 48UL

u64 curr_chain_key;

int lockdep_depth;

unsigned int lockdep_recursion;

struct held_lock held_locks[MAX_LOCK_DEPTH];

#endif

#ifdef CONFIG_UBSAN

unsigned int in_ubsan;

#endif

void *journal_info;

struct bio_list *bio_list;

#ifdef CONFIG_BLOCK

struct blk_plug *plug;

#endif

struct reclaim_state *reclaim_state;

struct backing_dev_info *backing_dev_info;

struct io_context *io_context;

unsigned long ptrace_message;

siginfo_t *last_siginfo;

struct task_io_accounting ioac;

#ifdef CONFIG_TASK_XACCT

u64 acct_rss_mem1;

u64 acct_vm_mem1;

u64 acct_timexpd;

#endif

#ifdef CONFIG_CPUSETS

nodemask_t mems_allowed;

seqcount_t mems_allowed_seq;

int cpuset_mem_spread_rotor;

int cpuset_slab_spread_rotor;

#endif

#ifdef CONFIG_CGROUPS

struct css_set __rcu *cgroups;

struct list_head cg_list;

#endif

#ifdef CONFIG_INTEL_RDT

u32 closid;

u32 rmid;

#endif

#ifdef CONFIG_FUTEX

struct robust_list_head __user *robust_list;

#ifdef CONFIG_COMPAT

struct compat_robust_list_head __user

*compat_robust_list;

#endif

struct list_head pi_state_list;

struct futex_pi_state *pi_state_cache;

#endif

#ifdef CONFIG_PERF_EVENTS

struct perf_event_context

*perf_event_ctxp[perf_nr_task_contexts];

struct mutex perf_event_mutex;

struct list_head perf_event_list;

#endif

#ifdef CONFIG_DEBUG_PREEMPT

unsigned long preempt_disable_ip;

#endif

#ifdef CONFIG_NUMA

struct mempolicy *mempolicy;

short il_prev;

short pref_node_fork;

#endif

#ifdef CONFIG_NUMA_BALANCING

int numa_scan_seq;

unsigned int numa_scan_period;

unsigned int numa_scan_period_max;

int numa_preferred_nid;

unsigned long numa_migrate_retry;

u64 node_stamp;

u64 last_task_numa_placement;

u64 last_sum_exec_runtime;

struct callback_head numa_work;

struct list_head numa_entry;

struct numa_group *numa_group;

unsigned long *numa_faults;

unsigned long total_numa_faults;

unsigned long numa_faults_locality[3];

unsigned long numa_pages_migrated;

#endif

struct tlbflush_unmap_batch tlb_ubc;

struct rcu_head rcu;

struct pipe_inode_info *splice_pipe;

struct page_frag task_frag;

#ifdef CONFIG_TASK_DELAY_ACCT

struct task_delay_info *delays;

#endif

#ifdef CONFIG_FAULT_INJECTION

int make_it_fail;

unsigned int fail_nth;

#endif

int nr_dirtied;

int nr_dirtied_pause;

unsigned long dirty_paused_when;

#ifdef CONFIG_LATENCYTOP

int latency_record_count;

struct latency_record latency_record[LT_SAVECOUNT];

#endif

u64 timer_slack_ns;

u64 default_timer_slack_ns;

#ifdef CONFIG_KASAN

unsigned int kasan_depth;

#endif

#ifdef CONFIG_FUNCTION_GRAPH_TRACER

int curr_ret_stack;

struct ftrace_ret_stack *ret_stack;

unsigned long long ftrace_timestamp;

atomic_t trace_overrun;

atomic_t tracing_graph_pause;

#endif

#ifdef CONFIG_TRACING

unsigned long trace;

unsigned long trace_recursion;

#endif

#ifdef CONFIG_KCOV

enum kcov_mode kcov_mode;

unsigned int kcov_size;

void *kcov_area;

struct kcov *kcov;

#endif

#ifdef CONFIG_MEMCG

struct mem_cgroup *memcg_in_oom;

gfp_t memcg_oom_gfp_mask;

int memcg_oom_order;

unsigned int memcg_nr_pages_over_high;

#endif

#ifdef CONFIG_UPROBES

struct uprobe_task *utask;

#endif

#if defined(CONFIG_BCACHE) ||

defined(CONFIG_BCACHE_MODULE)

unsigned int sequential_io;

unsigned int sequential_io_avg;

#endif

#ifdef CONFIG_DEBUG_ATOMIC_SLEEP

unsigned long task_state_change;

#endif

int pagefault_disabled;

#ifdef CONFIG_MMU

struct task_struct *oom_reaper_list;

#endif

#ifdef CONFIG_VMAP_STACK

struct vm_struct *stack_vm_area;

#endif

#ifdef CONFIG_THREAD_INFO_IN_TASK

atomic_t stack_refcount;

#endif

#ifdef CONFIG_LIVEPATCH

int patch_state;

#endif

#ifdef CONFIG_SECURITY

void *security;

#endif

randomized_struct_fields_end

struct thread_struct thread;

};