Initial commit from HTC m7ul-3.4.10-jb-crc-ddcfb8c
diff --git a/include/linux/sched.h b/include/linux/sched.h
new file mode 100644
index 0000000..562312a
--- /dev/null
+++ b/include/linux/sched.h
@@ -0,0 +1,2331 @@
+#ifndef _LINUX_SCHED_H
+#define _LINUX_SCHED_H
+
+#define CSIGNAL 0x000000ff
+#define CLONE_VM 0x00000100
+#define CLONE_FS 0x00000200
+#define CLONE_FILES 0x00000400
+#define CLONE_SIGHAND 0x00000800
+#define CLONE_PTRACE 0x00002000
+#define CLONE_VFORK 0x00004000
+#define CLONE_PARENT 0x00008000
+#define CLONE_THREAD 0x00010000
+#define CLONE_NEWNS 0x00020000
+#define CLONE_SYSVSEM 0x00040000
+#define CLONE_SETTLS 0x00080000
+#define CLONE_PARENT_SETTID 0x00100000
+#define CLONE_CHILD_CLEARTID 0x00200000
+#define CLONE_DETACHED 0x00400000
+#define CLONE_UNTRACED 0x00800000
+#define CLONE_CHILD_SETTID 0x01000000
+#define CLONE_NEWUTS 0x04000000
+#define CLONE_NEWIPC 0x08000000
+#define CLONE_NEWUSER 0x10000000
+#define CLONE_NEWPID 0x20000000
+#define CLONE_NEWNET 0x40000000
+#define CLONE_IO 0x80000000
+
+#define SCHED_NORMAL 0
+#define SCHED_FIFO 1
+#define SCHED_RR 2
+#define SCHED_BATCH 3
+#define SCHED_IDLE 5
+#define SCHED_RESET_ON_FORK 0x40000000
+
+#ifdef __KERNEL__
+
+struct sched_param {
+ int sched_priority;
+};
+
+#include <asm/param.h>
+
+#include <linux/capability.h>
+#include <linux/threads.h>
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/timex.h>
+#include <linux/jiffies.h>
+#include <linux/rbtree.h>
+#include <linux/thread_info.h>
+#include <linux/cpumask.h>
+#include <linux/errno.h>
+#include <linux/nodemask.h>
+#include <linux/mm_types.h>
+
+#include <asm/page.h>
+#include <asm/ptrace.h>
+#include <asm/cputime.h>
+
+#include <linux/smp.h>
+#include <linux/sem.h>
+#include <linux/signal.h>
+#include <linux/compiler.h>
+#include <linux/completion.h>
+#include <linux/pid.h>
+#include <linux/percpu.h>
+#include <linux/topology.h>
+#include <linux/proportions.h>
+#include <linux/seccomp.h>
+#include <linux/rcupdate.h>
+#include <linux/rculist.h>
+#include <linux/rtmutex.h>
+
+#include <linux/time.h>
+#include <linux/param.h>
+#include <linux/resource.h>
+#include <linux/timer.h>
+#include <linux/hrtimer.h>
+#include <linux/task_io_accounting.h>
+#include <linux/latencytop.h>
+#include <linux/cred.h>
+#include <linux/llist.h>
+
+#include <asm/processor.h>
+
+struct exec_domain;
+struct futex_pi_state;
+struct robust_list_head;
+struct bio_list;
+struct fs_struct;
+struct perf_event_context;
+struct blk_plug;
+
+#define CLONE_KERNEL (CLONE_FS | CLONE_FILES | CLONE_SIGHAND)
+
+extern unsigned long avenrun[];
+extern void get_avenrun(unsigned long *loads, unsigned long offset, int shift);
+
+#define FSHIFT 11
+#define FIXED_1 (1<<FSHIFT)
+#define LOAD_FREQ (5*HZ+1)
+#define EXP_1 1884
+#define EXP_5 2014
+#define EXP_15 2037
+
+#define CALC_LOAD(load,exp,n) \
+ load *= exp; \
+ load += n*(FIXED_1-exp); \
+ load >>= FSHIFT;
+
+extern unsigned long total_forks;
+extern int nr_threads;
+DECLARE_PER_CPU(unsigned long, process_counts);
+extern int nr_processes(void);
+extern unsigned long nr_running(void);
+extern unsigned long nr_uninterruptible(void);
+extern unsigned long nr_iowait(void);
+extern unsigned long nr_iowait_cpu(int cpu);
+extern unsigned long this_cpu_load(void);
+
+
+extern void calc_global_load(unsigned long ticks);
+
+extern unsigned long get_parent_ip(unsigned long addr);
+
+struct seq_file;
+struct cfs_rq;
+struct task_group;
+#ifdef CONFIG_SCHED_DEBUG
+extern void proc_sched_show_task(struct task_struct *p, struct seq_file *m);
+extern void proc_sched_set_task(struct task_struct *p);
+extern void
+print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq);
+#else
+static inline void
+proc_sched_show_task(struct task_struct *p, struct seq_file *m)
+{
+}
+static inline void proc_sched_set_task(struct task_struct *p)
+{
+}
+static inline void
+print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq)
+{
+}
+#endif
+
+#define TASK_RUNNING 0
+#define TASK_INTERRUPTIBLE 1
+#define TASK_UNINTERRUPTIBLE 2
+#define __TASK_STOPPED 4
+#define __TASK_TRACED 8
+#define EXIT_ZOMBIE 16
+#define EXIT_DEAD 32
+#define TASK_DEAD 64
+#define TASK_WAKEKILL 128
+#define TASK_WAKING 256
+#define TASK_STATE_MAX 512
+
+#define TASK_STATE_TO_CHAR_STR "RSDTtZXxKW"
+
+extern char ___assert_task_state[1 - 2*!!(
+ sizeof(TASK_STATE_TO_CHAR_STR)-1 != ilog2(TASK_STATE_MAX)+1)];
+
+#define TASK_KILLABLE (TASK_WAKEKILL | TASK_UNINTERRUPTIBLE)
+#define TASK_STOPPED (TASK_WAKEKILL | __TASK_STOPPED)
+#define TASK_TRACED (TASK_WAKEKILL | __TASK_TRACED)
+
+#define TASK_NORMAL (TASK_INTERRUPTIBLE | TASK_UNINTERRUPTIBLE)
+#define TASK_ALL (TASK_NORMAL | __TASK_STOPPED | __TASK_TRACED)
+
+#define TASK_REPORT (TASK_RUNNING | TASK_INTERRUPTIBLE | \
+ TASK_UNINTERRUPTIBLE | __TASK_STOPPED | \
+ __TASK_TRACED)
+
+#define task_is_traced(task) ((task->state & __TASK_TRACED) != 0)
+#define task_is_stopped(task) ((task->state & __TASK_STOPPED) != 0)
+#define task_is_dead(task) ((task)->exit_state != 0)
+#define task_is_stopped_or_traced(task) \
+ ((task->state & (__TASK_STOPPED | __TASK_TRACED)) != 0)
+#define task_contributes_to_load(task) \
+ ((task->state & TASK_UNINTERRUPTIBLE) != 0 && \
+ (task->flags & PF_FROZEN) == 0)
+
+#define __set_task_state(tsk, state_value) \
+ do { (tsk)->state = (state_value); } while (0)
+#define set_task_state(tsk, state_value) \
+ set_mb((tsk)->state, (state_value))
+
+#define __set_current_state(state_value) \
+ do { current->state = (state_value); } while (0)
+#define set_current_state(state_value) \
+ set_mb(current->state, (state_value))
+
+#define TASK_COMM_LEN 16
+
+#include <linux/spinlock.h>
+
+extern rwlock_t tasklist_lock;
+extern spinlock_t mmlist_lock;
+
+struct task_struct;
+
+#ifdef CONFIG_PROVE_RCU
+extern int lockdep_tasklist_lock_is_held(void);
+#endif
+
+extern void sched_init(void);
+extern void sched_init_smp(void);
+extern asmlinkage void schedule_tail(struct task_struct *prev);
+extern void init_idle(struct task_struct *idle, int cpu);
+extern void init_idle_bootup_task(struct task_struct *idle);
+
+extern int runqueue_is_locked(int cpu);
+
+#if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ)
+extern void select_nohz_load_balancer(int stop_tick);
+extern void set_cpu_sd_state_idle(void);
+extern int get_nohz_timer_target(void);
+#else
+static inline void select_nohz_load_balancer(int stop_tick) { }
+static inline void set_cpu_sd_state_idle(void) { }
+#endif
+
+extern void show_state_filter(unsigned long state_filter);
+
+static inline void show_state(void)
+{
+ show_state_filter(0);
+}
+
+extern void show_regs(struct pt_regs *);
+
+extern void show_stack(struct task_struct *task, unsigned long *sp);
+
+void io_schedule(void);
+long io_schedule_timeout(long timeout);
+
+extern void cpu_init (void);
+extern void trap_init(void);
+extern void update_process_times(int user);
+extern void scheduler_tick(void);
+
+extern void sched_show_task(struct task_struct *p);
+
+#ifdef CONFIG_LOCKUP_DETECTOR
+extern void touch_softlockup_watchdog(void);
+extern void touch_softlockup_watchdog_sync(void);
+extern void touch_all_softlockup_watchdogs(void);
+extern int proc_dowatchdog_thresh(struct ctl_table *table, int write,
+ void __user *buffer,
+ size_t *lenp, loff_t *ppos);
+extern unsigned int softlockup_panic;
+void lockup_detector_init(void);
+#else
+static inline void touch_softlockup_watchdog(void)
+{
+}
+static inline void touch_softlockup_watchdog_sync(void)
+{
+}
+static inline void touch_all_softlockup_watchdogs(void)
+{
+}
+static inline void lockup_detector_init(void)
+{
+}
+#endif
+
+#ifdef CONFIG_DETECT_HUNG_TASK
+extern unsigned int sysctl_hung_task_panic;
+extern unsigned long sysctl_hung_task_check_count;
+extern unsigned long sysctl_hung_task_timeout_secs;
+extern unsigned long sysctl_hung_task_warnings;
+extern int proc_dohung_task_timeout_secs(struct ctl_table *table, int write,
+ void __user *buffer,
+ size_t *lenp, loff_t *ppos);
+#else
+enum { sysctl_hung_task_timeout_secs = 0 };
+#endif
+
+#define __sched __attribute__((__section__(".sched.text")))
+
+extern char __sched_text_start[], __sched_text_end[];
+
+extern int in_sched_functions(unsigned long addr);
+
+#define MAX_SCHEDULE_TIMEOUT LONG_MAX
+extern signed long schedule_timeout(signed long timeout);
+extern signed long schedule_timeout_interruptible(signed long timeout);
+extern signed long schedule_timeout_killable(signed long timeout);
+extern signed long schedule_timeout_uninterruptible(signed long timeout);
+asmlinkage void schedule(void);
+extern void schedule_preempt_disabled(void);
+extern int mutex_spin_on_owner(struct mutex *lock, struct task_struct *owner);
+
+struct nsproxy;
+struct user_namespace;
+
+#define MAPCOUNT_ELF_CORE_MARGIN (5)
+#define DEFAULT_MAX_MAP_COUNT (USHRT_MAX - MAPCOUNT_ELF_CORE_MARGIN)
+
+extern int sysctl_max_map_count;
+
+#include <linux/aio.h>
+
+#ifdef CONFIG_MMU
+extern void arch_pick_mmap_layout(struct mm_struct *mm);
+extern unsigned long
+arch_get_unmapped_area(struct file *, unsigned long, unsigned long,
+ unsigned long, unsigned long);
+extern unsigned long
+arch_get_unmapped_area_topdown(struct file *filp, unsigned long addr,
+ unsigned long len, unsigned long pgoff,
+ unsigned long flags);
+extern void arch_unmap_area(struct mm_struct *, unsigned long);
+extern void arch_unmap_area_topdown(struct mm_struct *, unsigned long);
+#else
+static inline void arch_pick_mmap_layout(struct mm_struct *mm) {}
+#endif
+
+
+extern void set_dumpable(struct mm_struct *mm, int value);
+extern int get_dumpable(struct mm_struct *mm);
+
+#define MMF_DUMPABLE 0
+#define MMF_DUMP_SECURELY 1
+
+#define MMF_DUMPABLE_BITS 2
+#define MMF_DUMPABLE_MASK ((1 << MMF_DUMPABLE_BITS) - 1)
+
+#define MMF_DUMP_ANON_PRIVATE 2
+#define MMF_DUMP_ANON_SHARED 3
+#define MMF_DUMP_MAPPED_PRIVATE 4
+#define MMF_DUMP_MAPPED_SHARED 5
+#define MMF_DUMP_ELF_HEADERS 6
+#define MMF_DUMP_HUGETLB_PRIVATE 7
+#define MMF_DUMP_HUGETLB_SHARED 8
+
+#define MMF_DUMP_FILTER_SHIFT MMF_DUMPABLE_BITS
+#define MMF_DUMP_FILTER_BITS 7
+#define MMF_DUMP_FILTER_MASK \
+ (((1 << MMF_DUMP_FILTER_BITS) - 1) << MMF_DUMP_FILTER_SHIFT)
+#define MMF_DUMP_FILTER_DEFAULT \
+ ((1 << MMF_DUMP_ANON_PRIVATE) | (1 << MMF_DUMP_ANON_SHARED) |\
+ (1 << MMF_DUMP_HUGETLB_PRIVATE) | MMF_DUMP_MASK_DEFAULT_ELF)
+
+#ifdef CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS
+# define MMF_DUMP_MASK_DEFAULT_ELF (1 << MMF_DUMP_ELF_HEADERS)
+#else
+# define MMF_DUMP_MASK_DEFAULT_ELF 0
+#endif
+
+#define MMF_VM_MERGEABLE 16
+#define MMF_VM_HUGEPAGE 17
+
+#define MMF_INIT_MASK (MMF_DUMPABLE_MASK | MMF_DUMP_FILTER_MASK)
+
+struct sighand_struct {
+ atomic_t count;
+ struct k_sigaction action[_NSIG];
+ spinlock_t siglock;
+ wait_queue_head_t signalfd_wqh;
+};
+
+struct pacct_struct {
+ int ac_flag;
+ long ac_exitcode;
+ unsigned long ac_mem;
+ cputime_t ac_utime, ac_stime;
+ unsigned long ac_minflt, ac_majflt;
+};
+
+struct cpu_itimer {
+ cputime_t expires;
+ cputime_t incr;
+ u32 error;
+ u32 incr_error;
+};
+
+struct task_cputime {
+ cputime_t utime;
+ cputime_t stime;
+ unsigned long long sum_exec_runtime;
+};
+#define prof_exp stime
+#define virt_exp utime
+#define sched_exp sum_exec_runtime
+
+#define INIT_CPUTIME \
+ (struct task_cputime) { \
+ .utime = 0, \
+ .stime = 0, \
+ .sum_exec_runtime = 0, \
+ }
+
+#define INIT_PREEMPT_COUNT (1 + PREEMPT_ACTIVE)
+
+struct thread_group_cputimer {
+ struct task_cputime cputime;
+ int running;
+ raw_spinlock_t lock;
+};
+
+#include <linux/rwsem.h>
+struct autogroup;
+
+struct signal_struct {
+ atomic_t sigcnt;
+ atomic_t live;
+ int nr_threads;
+
+ wait_queue_head_t wait_chldexit;
+
+
+ struct task_struct *curr_target;
+
+
+ struct sigpending shared_pending;
+
+
+ int group_exit_code;
+ int notify_count;
+ struct task_struct *group_exit_task;
+
+
+ int group_stop_count;
+ unsigned int flags;
+
+ unsigned int is_child_subreaper:1;
+ unsigned int has_child_subreaper:1;
+
+
+ struct list_head posix_timers;
+
+
+ struct hrtimer real_timer;
+ struct pid *leader_pid;
+ ktime_t it_real_incr;
+
+ struct cpu_itimer it[2];
+
+ struct thread_group_cputimer cputimer;
+
+
+ struct task_cputime cputime_expires;
+
+ struct list_head cpu_timers[3];
+
+ struct pid *tty_old_pgrp;
+
+
+ int leader;
+
+ struct tty_struct *tty;
+
+#ifdef CONFIG_SCHED_AUTOGROUP
+ struct autogroup *autogroup;
+#endif
+ cputime_t utime, stime, cutime, cstime;
+ cputime_t gtime;
+ cputime_t cgtime;
+#ifndef CONFIG_VIRT_CPU_ACCOUNTING
+ cputime_t prev_utime, prev_stime;
+#endif
+ unsigned long nvcsw, nivcsw, cnvcsw, cnivcsw;
+ unsigned long min_flt, maj_flt, cmin_flt, cmaj_flt;
+ unsigned long inblock, oublock, cinblock, coublock;
+ unsigned long maxrss, cmaxrss;
+ struct task_io_accounting ioac;
+
+ unsigned long long sum_sched_runtime;
+
+ struct rlimit rlim[RLIM_NLIMITS];
+
+#ifdef CONFIG_BSD_PROCESS_ACCT
+ struct pacct_struct pacct;
+#endif
+#ifdef CONFIG_TASKSTATS
+ struct taskstats *stats;
+#endif
+#ifdef CONFIG_AUDIT
+ unsigned audit_tty;
+ struct tty_audit_buf *tty_audit_buf;
+#endif
+#ifdef CONFIG_CGROUPS
+ struct rw_semaphore group_rwsem;
+#endif
+
+ int oom_adj;
+ int oom_score_adj;
+ int oom_score_adj_min;
+
+ struct mutex cred_guard_mutex;
+};
+
+#ifdef __ARCH_WANT_INTERRUPTS_ON_CTXSW
+# define __ARCH_WANT_UNLOCKED_CTXSW
+#endif
+
+#define SIGNAL_STOP_STOPPED 0x00000001
+#define SIGNAL_STOP_CONTINUED 0x00000002
+#define SIGNAL_GROUP_EXIT 0x00000004
+#define SIGNAL_CLD_STOPPED 0x00000010
+#define SIGNAL_CLD_CONTINUED 0x00000020
+#define SIGNAL_CLD_MASK (SIGNAL_CLD_STOPPED|SIGNAL_CLD_CONTINUED)
+
+#define SIGNAL_UNKILLABLE 0x00000040
+
+static inline int signal_group_exit(const struct signal_struct *sig)
+{
+ return (sig->flags & SIGNAL_GROUP_EXIT) ||
+ (sig->group_exit_task != NULL);
+}
+
+struct user_struct {
+ atomic_t __count;
+ atomic_t processes;
+ atomic_t files;
+ atomic_t sigpending;
+#ifdef CONFIG_INOTIFY_USER
+ atomic_t inotify_watches;
+ atomic_t inotify_devs;
+#endif
+#ifdef CONFIG_FANOTIFY
+ atomic_t fanotify_listeners;
+#endif
+#ifdef CONFIG_EPOLL
+ atomic_long_t epoll_watches;
+#endif
+#ifdef CONFIG_POSIX_MQUEUE
+
+ unsigned long mq_bytes;
+#endif
+ unsigned long locked_shm;
+
+#ifdef CONFIG_KEYS
+ struct key *uid_keyring;
+ struct key *session_keyring;
+#endif
+
+
+ struct hlist_node uidhash_node;
+ uid_t uid;
+ struct user_namespace *user_ns;
+
+#ifdef CONFIG_PERF_EVENTS
+ atomic_long_t locked_vm;
+#endif
+};
+
+extern int uids_sysfs_init(void);
+
+extern struct user_struct *find_user(uid_t);
+
+extern struct user_struct root_user;
+#define INIT_USER (&root_user)
+
+
+struct backing_dev_info;
+struct reclaim_state;
+
+#if defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT)
+struct sched_info {
+
+ unsigned long pcount;
+ unsigned long long run_delay;
+
+
+ unsigned long long last_arrival,
+ last_queued;
+};
+#endif
+
+#ifdef CONFIG_TASK_DELAY_ACCT
+struct task_delay_info {
+ spinlock_t lock;
+ unsigned int flags;
+
+
+ struct timespec blkio_start, blkio_end;
+ u64 blkio_delay;
+ u64 swapin_delay;
+ u32 blkio_count;
+
+ u32 swapin_count;
+
+
+ struct timespec freepages_start, freepages_end;
+ u64 freepages_delay;
+ u32 freepages_count;
+};
+#endif
+
+static inline int sched_info_on(void)
+{
+#ifdef CONFIG_SCHEDSTATS
+ return 1;
+#elif defined(CONFIG_TASK_DELAY_ACCT)
+ extern int delayacct_on;
+ return delayacct_on;
+#else
+ return 0;
+#endif
+}
+
+enum cpu_idle_type {
+ CPU_IDLE,
+ CPU_NOT_IDLE,
+ CPU_NEWLY_IDLE,
+ CPU_MAX_IDLE_TYPES
+};
+
+#if 0
+# define SCHED_LOAD_RESOLUTION 10
+# define scale_load(w) ((w) << SCHED_LOAD_RESOLUTION)
+# define scale_load_down(w) ((w) >> SCHED_LOAD_RESOLUTION)
+#else
+# define SCHED_LOAD_RESOLUTION 0
+# define scale_load(w) (w)
+# define scale_load_down(w) (w)
+#endif
+
+#define SCHED_LOAD_SHIFT (10 + SCHED_LOAD_RESOLUTION)
+#define SCHED_LOAD_SCALE (1L << SCHED_LOAD_SHIFT)
+
+#define SCHED_POWER_SHIFT 10
+#define SCHED_POWER_SCALE (1L << SCHED_POWER_SHIFT)
+
+#ifdef CONFIG_SMP
+#define SD_LOAD_BALANCE 0x0001
+#define SD_BALANCE_NEWIDLE 0x0002
+#define SD_BALANCE_EXEC 0x0004
+#define SD_BALANCE_FORK 0x0008
+#define SD_BALANCE_WAKE 0x0010
+#define SD_WAKE_AFFINE 0x0020
+#define SD_PREFER_LOCAL 0x0040
+#define SD_SHARE_CPUPOWER 0x0080
+#define SD_POWERSAVINGS_BALANCE 0x0100
+#define SD_SHARE_PKG_RESOURCES 0x0200
+#define SD_SERIALIZE 0x0400
+#define SD_ASYM_PACKING 0x0800
+#define SD_PREFER_SIBLING 0x1000
+#define SD_OVERLAP 0x2000
+
+enum powersavings_balance_level {
+ POWERSAVINGS_BALANCE_NONE = 0,
+ POWERSAVINGS_BALANCE_BASIC,
+ POWERSAVINGS_BALANCE_WAKEUP,
+ MAX_POWERSAVINGS_BALANCE_LEVELS
+};
+
+extern int sched_mc_power_savings, sched_smt_power_savings;
+
+static inline int sd_balance_for_mc_power(void)
+{
+ if (sched_smt_power_savings)
+ return SD_POWERSAVINGS_BALANCE;
+
+ if (!sched_mc_power_savings)
+ return SD_PREFER_SIBLING;
+
+ return 0;
+}
+
+static inline int sd_balance_for_package_power(void)
+{
+ if (sched_mc_power_savings | sched_smt_power_savings)
+ return SD_POWERSAVINGS_BALANCE;
+
+ return SD_PREFER_SIBLING;
+}
+
+extern int __weak arch_sd_sibiling_asym_packing(void);
+
+
+static inline int sd_power_saving_flags(void)
+{
+ if (sched_mc_power_savings | sched_smt_power_savings)
+ return SD_BALANCE_NEWIDLE;
+
+ return 0;
+}
+
+struct sched_group_power {
+ atomic_t ref;
+ unsigned int power, power_orig;
+ unsigned long next_update;
+ atomic_t nr_busy_cpus;
+};
+
+struct sched_group {
+ struct sched_group *next;
+ atomic_t ref;
+
+ unsigned int group_weight;
+ struct sched_group_power *sgp;
+
+ unsigned long cpumask[0];
+};
+
+static inline struct cpumask *sched_group_cpus(struct sched_group *sg)
+{
+ return to_cpumask(sg->cpumask);
+}
+
+static inline unsigned int group_first_cpu(struct sched_group *group)
+{
+ return cpumask_first(sched_group_cpus(group));
+}
+
+struct sched_domain_attr {
+ int relax_domain_level;
+};
+
+#define SD_ATTR_INIT (struct sched_domain_attr) { \
+ .relax_domain_level = -1, \
+}
+
+extern int sched_domain_level_max;
+
+struct sched_domain {
+
+ struct sched_domain *parent;
+ struct sched_domain *child;
+ struct sched_group *groups;
+ unsigned long min_interval;
+ unsigned long max_interval;
+ unsigned int busy_factor;
+ unsigned int imbalance_pct;
+ unsigned int cache_nice_tries;
+ unsigned int busy_idx;
+ unsigned int idle_idx;
+ unsigned int newidle_idx;
+ unsigned int wake_idx;
+ unsigned int forkexec_idx;
+ unsigned int smt_gain;
+ int flags;
+ int level;
+
+
+ unsigned long last_balance;
+ unsigned int balance_interval;
+ unsigned int nr_balance_failed;
+
+ u64 last_update;
+
+#ifdef CONFIG_SCHEDSTATS
+
+ unsigned int lb_count[CPU_MAX_IDLE_TYPES];
+ unsigned int lb_failed[CPU_MAX_IDLE_TYPES];
+ unsigned int lb_balanced[CPU_MAX_IDLE_TYPES];
+ unsigned int lb_imbalance[CPU_MAX_IDLE_TYPES];
+ unsigned int lb_gained[CPU_MAX_IDLE_TYPES];
+ unsigned int lb_hot_gained[CPU_MAX_IDLE_TYPES];
+ unsigned int lb_nobusyg[CPU_MAX_IDLE_TYPES];
+ unsigned int lb_nobusyq[CPU_MAX_IDLE_TYPES];
+
+
+ unsigned int alb_count;
+ unsigned int alb_failed;
+ unsigned int alb_pushed;
+
+
+ unsigned int sbe_count;
+ unsigned int sbe_balanced;
+ unsigned int sbe_pushed;
+
+
+ unsigned int sbf_count;
+ unsigned int sbf_balanced;
+ unsigned int sbf_pushed;
+
+
+ unsigned int ttwu_wake_remote;
+ unsigned int ttwu_move_affine;
+ unsigned int ttwu_move_balance;
+#endif
+#ifdef CONFIG_SCHED_DEBUG
+ char *name;
+#endif
+ union {
+ void *private;
+ struct rcu_head rcu;
+ };
+
+ unsigned int span_weight;
+ unsigned long span[0];
+};
+
+static inline struct cpumask *sched_domain_span(struct sched_domain *sd)
+{
+ return to_cpumask(sd->span);
+}
+
+extern void partition_sched_domains(int ndoms_new, cpumask_var_t doms_new[],
+ struct sched_domain_attr *dattr_new);
+
+cpumask_var_t *alloc_sched_domains(unsigned int ndoms);
+void free_sched_domains(cpumask_var_t doms[], unsigned int ndoms);
+
+static inline int test_sd_parent(struct sched_domain *sd, int flag)
+{
+ if (sd->parent && (sd->parent->flags & flag))
+ return 1;
+
+ return 0;
+}
+
+unsigned long default_scale_freq_power(struct sched_domain *sd, int cpu);
+unsigned long default_scale_smt_power(struct sched_domain *sd, int cpu);
+
+bool cpus_share_cache(int this_cpu, int that_cpu);
+
+#else
+
+struct sched_domain_attr;
+
+static inline void
+partition_sched_domains(int ndoms_new, cpumask_var_t doms_new[],
+ struct sched_domain_attr *dattr_new)
+{
+}
+
+static inline bool cpus_share_cache(int this_cpu, int that_cpu)
+{
+ return true;
+}
+
+#endif
+
+
+struct io_context;
+
+
+#ifdef ARCH_HAS_PREFETCH_SWITCH_STACK
+extern void prefetch_stack(struct task_struct *t);
+#else
+static inline void prefetch_stack(struct task_struct *t) { }
+#endif
+
+struct audit_context;
+struct mempolicy;
+struct pipe_inode_info;
+struct uts_namespace;
+
+struct rq;
+struct sched_domain;
+
+#define WF_SYNC 0x01
+#define WF_FORK 0x02
+#define WF_MIGRATED 0x04
+
+#define ENQUEUE_WAKEUP 1
+#define ENQUEUE_HEAD 2
+#ifdef CONFIG_SMP
+#define ENQUEUE_WAKING 4
+#else
+#define ENQUEUE_WAKING 0
+#endif
+
+#define DEQUEUE_SLEEP 1
+
+struct sched_class {
+ const struct sched_class *next;
+
+ void (*enqueue_task) (struct rq *rq, struct task_struct *p, int flags);
+ void (*dequeue_task) (struct rq *rq, struct task_struct *p, int flags);
+ void (*yield_task) (struct rq *rq);
+ bool (*yield_to_task) (struct rq *rq, struct task_struct *p, bool preempt);
+
+ void (*check_preempt_curr) (struct rq *rq, struct task_struct *p, int flags);
+
+ struct task_struct * (*pick_next_task) (struct rq *rq);
+ void (*put_prev_task) (struct rq *rq, struct task_struct *p);
+
+#ifdef CONFIG_SMP
+ int (*select_task_rq)(struct task_struct *p, int sd_flag, int flags);
+
+ void (*pre_schedule) (struct rq *this_rq, struct task_struct *task);
+ void (*post_schedule) (struct rq *this_rq);
+ void (*task_waking) (struct task_struct *task);
+ void (*task_woken) (struct rq *this_rq, struct task_struct *task);
+
+ void (*set_cpus_allowed)(struct task_struct *p,
+ const struct cpumask *newmask);
+
+ void (*rq_online)(struct rq *rq);
+ void (*rq_offline)(struct rq *rq);
+#endif
+
+ void (*set_curr_task) (struct rq *rq);
+ void (*task_tick) (struct rq *rq, struct task_struct *p, int queued);
+ void (*task_fork) (struct task_struct *p);
+
+ void (*switched_from) (struct rq *this_rq, struct task_struct *task);
+ void (*switched_to) (struct rq *this_rq, struct task_struct *task);
+ void (*prio_changed) (struct rq *this_rq, struct task_struct *task,
+ int oldprio);
+
+ unsigned int (*get_rr_interval) (struct rq *rq,
+ struct task_struct *task);
+
+#ifdef CONFIG_FAIR_GROUP_SCHED
+ void (*task_move_group) (struct task_struct *p, int on_rq);
+#endif
+};
+
+struct load_weight {
+ unsigned long weight, inv_weight;
+};
+
+#ifdef CONFIG_SCHEDSTATS
+struct sched_statistics {
+ u64 wait_start;
+ u64 wait_max;
+ u64 wait_count;
+ u64 wait_sum;
+ u64 iowait_count;
+ u64 iowait_sum;
+
+ u64 sleep_start;
+ u64 sleep_max;
+ s64 sum_sleep_runtime;
+
+ u64 block_start;
+ u64 block_max;
+ u64 exec_max;
+ u64 slice_max;
+
+ u64 nr_migrations_cold;
+ u64 nr_failed_migrations_affine;
+ u64 nr_failed_migrations_running;
+ u64 nr_failed_migrations_hot;
+ u64 nr_forced_migrations;
+
+ u64 nr_wakeups;
+ u64 nr_wakeups_sync;
+ u64 nr_wakeups_migrate;
+ u64 nr_wakeups_local;
+ u64 nr_wakeups_remote;
+ u64 nr_wakeups_affine;
+ u64 nr_wakeups_affine_attempts;
+ u64 nr_wakeups_passive;
+ u64 nr_wakeups_idle;
+};
+#endif
+
+struct sched_entity {
+ struct load_weight load;
+ struct rb_node run_node;
+ struct list_head group_node;
+ unsigned int on_rq;
+
+ u64 exec_start;
+ u64 sum_exec_runtime;
+ u64 vruntime;
+ u64 prev_sum_exec_runtime;
+
+ u64 nr_migrations;
+
+#ifdef CONFIG_SCHEDSTATS
+ struct sched_statistics statistics;
+#endif
+
+#ifdef CONFIG_FAIR_GROUP_SCHED
+ struct sched_entity *parent;
+
+ struct cfs_rq *cfs_rq;
+
+ struct cfs_rq *my_q;
+#endif
+};
+
+struct sched_rt_entity {
+ struct list_head run_list;
+ unsigned long timeout;
+ unsigned int time_slice;
+ int nr_cpus_allowed;
+
+ struct sched_rt_entity *back;
+#ifdef CONFIG_RT_GROUP_SCHED
+ struct sched_rt_entity *parent;
+
+ struct rt_rq *rt_rq;
+
+ struct rt_rq *my_q;
+#endif
+};
+
+#define RR_TIMESLICE (100 * HZ / 1000)
+
+struct rcu_node;
+
+enum perf_event_task_context {
+ perf_invalid_context = -1,
+ perf_hw_context = 0,
+ perf_sw_context,
+ perf_nr_task_contexts,
+};
+
+struct task_struct {
+ volatile long state;
+ void *stack;
+ atomic_t usage;
+ unsigned int flags;
+ unsigned int ptrace;
+
+#ifdef CONFIG_SMP
+ struct llist_node wake_entry;
+ int on_cpu;
+#endif
+ int on_rq;
+
+ int prio, static_prio, normal_prio;
+ unsigned int rt_priority;
+ const struct sched_class *sched_class;
+ struct sched_entity se;
+ struct sched_rt_entity rt;
+
+#ifdef CONFIG_PREEMPT_NOTIFIERS
+
+ struct hlist_head preempt_notifiers;
+#endif
+
+ unsigned char fpu_counter;
+#ifdef CONFIG_BLK_DEV_IO_TRACE
+ unsigned int btrace_seq;
+#endif
+
+ unsigned int policy;
+ cpumask_t cpus_allowed;
+
+#ifdef CONFIG_PREEMPT_RCU
+ int rcu_read_lock_nesting;
+ char rcu_read_unlock_special;
+ struct list_head rcu_node_entry;
+#endif
+#ifdef CONFIG_TREE_PREEMPT_RCU
+ struct rcu_node *rcu_blocked_node;
+#endif
+#ifdef CONFIG_RCU_BOOST
+ struct rt_mutex *rcu_boost_mutex;
+#endif
+
+#if defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT)
+ struct sched_info sched_info;
+#endif
+
+ struct list_head tasks;
+#ifdef CONFIG_SMP
+ struct plist_node pushable_tasks;
+#endif
+
+ struct mm_struct *mm, *active_mm;
+#ifdef CONFIG_COMPAT_BRK
+ unsigned brk_randomized:1;
+#endif
+#if defined(SPLIT_RSS_COUNTING)
+ struct task_rss_stat rss_stat;
+#endif
+ int exit_state;
+ int exit_code, exit_signal;
+ int pdeath_signal;
+ unsigned int jobctl;
+
+ unsigned int personality;
+ unsigned did_exec:1;
+ unsigned in_execve:1;
+ unsigned in_iowait:1;
+
+
+
+ unsigned sched_reset_on_fork:1;
+ unsigned sched_contributes_to_load:1;
+
+#ifdef CONFIG_GENERIC_HARDIRQS
+
+ unsigned irq_thread:1;
+#endif
+
+ 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 completion *vfork_done;
+ int __user *set_child_tid;
+ int __user *clear_child_tid;
+
+ cputime_t utime, stime, utimescaled, stimescaled;
+ cputime_t gtime;
+#ifndef CONFIG_VIRT_CPU_ACCOUNTING
+ cputime_t prev_utime, prev_stime;
+#endif
+ unsigned long nvcsw, nivcsw;
+ struct timespec start_time;
+ struct timespec real_start_time;
+ unsigned long min_flt, maj_flt;
+
+ struct task_cputime cputime_expires;
+ struct list_head cpu_timers[3];
+
+ const struct cred __rcu *real_cred;
+ const struct cred __rcu *cred;
+ struct cred *replacement_session_keyring;
+
+ char comm[TASK_COMM_LEN];
+ int link_count, total_link_count;
+#ifdef CONFIG_SYSVIPC
+ struct sysv_sem sysvsem;
+#endif
+#ifdef CONFIG_DETECT_HUNG_TASK
+ unsigned long last_switch_count;
+#endif
+ struct thread_struct thread;
+ struct fs_struct *fs;
+ struct files_struct *files;
+ struct nsproxy *nsproxy;
+ struct signal_struct *signal;
+ struct sighand_struct *sighand;
+
+ sigset_t blocked, real_blocked;
+ sigset_t saved_sigmask;
+ struct sigpending pending;
+
+ unsigned long sas_ss_sp;
+ size_t sas_ss_size;
+ int (*notifier)(void *priv);
+ void *notifier_data;
+ sigset_t *notifier_mask;
+ struct audit_context *audit_context;
+#ifdef CONFIG_AUDITSYSCALL
+ uid_t loginuid;
+ unsigned int sessionid;
+#endif
+ seccomp_t seccomp;
+
+ u32 parent_exec_id;
+ u32 self_exec_id;
+ spinlock_t alloc_lock;
+
+
+ raw_spinlock_t pi_lock;
+
+#ifdef CONFIG_RT_MUTEXES
+
+ struct plist_head pi_waiters;
+
+ struct rt_mutex_waiter *pi_blocked_on;
+#endif
+
+#ifdef CONFIG_DEBUG_MUTEXES
+
+ struct mutex_waiter *blocked_on;
+ struct task_struct *blocked_by;
+ unsigned long blocked_since;
+#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];
+ gfp_t lockdep_reclaim_gfp;
+#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;
+#if defined(CONFIG_TASK_XACCT)
+ u64 acct_rss_mem1;
+ u64 acct_vm_mem1;
+ cputime_t 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_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_NUMA
+ struct mempolicy *mempolicy;
+ short il_next;
+ short pref_node_fork;
+#endif
+ struct rcu_head rcu;
+
+ struct pipe_inode_info *splice_pipe;
+#ifdef CONFIG_TASK_DELAY_ACCT
+ struct task_delay_info *delays;
+#endif
+#ifdef CONFIG_FAULT_INJECTION
+ int make_it_fail;
+#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
+ unsigned long timer_slack_ns;
+ unsigned long default_timer_slack_ns;
+
+ struct list_head *scm_work_list;
+#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_CGROUP_MEM_RES_CTLR
+ struct memcg_batch_info {
+ int do_batch;
+ struct mem_cgroup *memcg;
+ unsigned long nr_pages;
+ unsigned long memsw_nr_pages;
+ } memcg_batch;
+#endif
+#ifdef CONFIG_HAVE_HW_BREAKPOINT
+ atomic_t ptrace_bp_refcnt;
+#endif
+};
+
+#define tsk_cpus_allowed(tsk) (&(tsk)->cpus_allowed)
+
+
+#define MAX_USER_RT_PRIO 100
+#define MAX_RT_PRIO MAX_USER_RT_PRIO
+
+#define MAX_PRIO (MAX_RT_PRIO + 40)
+#define DEFAULT_PRIO (MAX_RT_PRIO + 20)
+
+static inline int rt_prio(int prio)
+{
+ if (unlikely(prio < MAX_RT_PRIO))
+ return 1;
+ return 0;
+}
+
+static inline int rt_task(struct task_struct *p)
+{
+ return rt_prio(p->prio);
+}
+
+static inline struct pid *task_pid(struct task_struct *task)
+{
+ return task->pids[PIDTYPE_PID].pid;
+}
+
+static inline struct pid *task_tgid(struct task_struct *task)
+{
+ return task->group_leader->pids[PIDTYPE_PID].pid;
+}
+
+static inline struct pid *task_pgrp(struct task_struct *task)
+{
+ return task->group_leader->pids[PIDTYPE_PGID].pid;
+}
+
+static inline struct pid *task_session(struct task_struct *task)
+{
+ return task->group_leader->pids[PIDTYPE_SID].pid;
+}
+
+struct pid_namespace;
+
+pid_t __task_pid_nr_ns(struct task_struct *task, enum pid_type type,
+ struct pid_namespace *ns);
+
+static inline pid_t task_pid_nr(struct task_struct *tsk)
+{
+ return tsk->pid;
+}
+
+static inline pid_t task_pid_nr_ns(struct task_struct *tsk,
+ struct pid_namespace *ns)
+{
+ return __task_pid_nr_ns(tsk, PIDTYPE_PID, ns);
+}
+
+static inline pid_t task_pid_vnr(struct task_struct *tsk)
+{
+ return __task_pid_nr_ns(tsk, PIDTYPE_PID, NULL);
+}
+
+
+static inline pid_t task_tgid_nr(struct task_struct *tsk)
+{
+ return tsk->tgid;
+}
+
+pid_t task_tgid_nr_ns(struct task_struct *tsk, struct pid_namespace *ns);
+
+static inline pid_t task_tgid_vnr(struct task_struct *tsk)
+{
+ return pid_vnr(task_tgid(tsk));
+}
+
+
+static inline pid_t task_pgrp_nr_ns(struct task_struct *tsk,
+ struct pid_namespace *ns)
+{
+ return __task_pid_nr_ns(tsk, PIDTYPE_PGID, ns);
+}
+
+static inline pid_t task_pgrp_vnr(struct task_struct *tsk)
+{
+ return __task_pid_nr_ns(tsk, PIDTYPE_PGID, NULL);
+}
+
+
+static inline pid_t task_session_nr_ns(struct task_struct *tsk,
+ struct pid_namespace *ns)
+{
+ return __task_pid_nr_ns(tsk, PIDTYPE_SID, ns);
+}
+
+static inline pid_t task_session_vnr(struct task_struct *tsk)
+{
+ return __task_pid_nr_ns(tsk, PIDTYPE_SID, NULL);
+}
+
+static inline pid_t task_pgrp_nr(struct task_struct *tsk)
+{
+ return task_pgrp_nr_ns(tsk, &init_pid_ns);
+}
+
+static inline int pid_alive(struct task_struct *p)
+{
+ return p->pids[PIDTYPE_PID].pid != NULL;
+}
+
+static inline int is_global_init(struct task_struct *tsk)
+{
+ return tsk->pid == 1;
+}
+
+extern int is_container_init(struct task_struct *tsk);
+
+extern struct pid *cad_pid;
+
+extern void free_task(struct task_struct *tsk);
+#define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0)
+
+extern void __put_task_struct(struct task_struct *t);
+
+static inline void put_task_struct(struct task_struct *t)
+{
+ if (atomic_dec_and_test(&t->usage))
+ __put_task_struct(t);
+}
+
+extern void task_times(struct task_struct *p, cputime_t *ut, cputime_t *st);
+extern void thread_group_times(struct task_struct *p, cputime_t *ut, cputime_t *st);
+
+extern int task_free_register(struct notifier_block *n);
+extern int task_free_unregister(struct notifier_block *n);
+
+extern int task_fork_register(struct notifier_block *n);
+extern int task_fork_unregister(struct notifier_block *n);
+
+#define PF_EXITING 0x00000004
+#define PF_EXITPIDONE 0x00000008
+#define PF_VCPU 0x00000010
+#define PF_WQ_WORKER 0x00000020
+#define PF_FORKNOEXEC 0x00000040
+#define PF_MCE_PROCESS 0x00000080
+#define PF_SUPERPRIV 0x00000100
+#define PF_DUMPCORE 0x00000200
+#define PF_SIGNALED 0x00000400
+#define PF_MEMALLOC 0x00000800
+#define PF_NPROC_EXCEEDED 0x00001000
+#define PF_USED_MATH 0x00002000
+#define PF_WAKE_UP_IDLE 0x00004000
+#define PF_NOFREEZE 0x00008000
+#define PF_FROZEN 0x00010000
+#define PF_FSTRANS 0x00020000
+#define PF_KSWAPD 0x00040000
+#define PF_LESS_THROTTLE 0x00100000
+#define PF_KTHREAD 0x00200000
+#define PF_RANDOMIZE 0x00400000
+#define PF_SWAPWRITE 0x00800000
+#define PF_SPREAD_PAGE 0x01000000
+#define PF_SPREAD_SLAB 0x02000000
+#define PF_THREAD_BOUND 0x04000000
+#define PF_MCE_EARLY 0x08000000
+#define PF_MEMPOLICY 0x10000000
+#define PF_MUTEX_TESTER 0x20000000
+#define PF_FREEZER_SKIP 0x40000000
+
+#define clear_stopped_child_used_math(child) do { (child)->flags &= ~PF_USED_MATH; } while (0)
+#define set_stopped_child_used_math(child) do { (child)->flags |= PF_USED_MATH; } while (0)
+#define clear_used_math() clear_stopped_child_used_math(current)
+#define set_used_math() set_stopped_child_used_math(current)
+#define conditional_stopped_child_used_math(condition, child) \
+ do { (child)->flags &= ~PF_USED_MATH, (child)->flags |= (condition) ? PF_USED_MATH : 0; } while (0)
+#define conditional_used_math(condition) \
+ conditional_stopped_child_used_math(condition, current)
+#define copy_to_stopped_child_used_math(child) \
+ do { (child)->flags &= ~PF_USED_MATH, (child)->flags |= current->flags & PF_USED_MATH; } while (0)
+#define tsk_used_math(p) ((p)->flags & PF_USED_MATH)
+#define used_math() tsk_used_math(current)
+
+#define JOBCTL_STOP_SIGMASK 0xffff
+
+#define JOBCTL_STOP_DEQUEUED_BIT 16
+#define JOBCTL_STOP_PENDING_BIT 17
+#define JOBCTL_STOP_CONSUME_BIT 18
+#define JOBCTL_TRAP_STOP_BIT 19
+#define JOBCTL_TRAP_NOTIFY_BIT 20
+#define JOBCTL_TRAPPING_BIT 21
+#define JOBCTL_LISTENING_BIT 22
+
+#define JOBCTL_STOP_DEQUEUED (1 << JOBCTL_STOP_DEQUEUED_BIT)
+#define JOBCTL_STOP_PENDING (1 << JOBCTL_STOP_PENDING_BIT)
+#define JOBCTL_STOP_CONSUME (1 << JOBCTL_STOP_CONSUME_BIT)
+#define JOBCTL_TRAP_STOP (1 << JOBCTL_TRAP_STOP_BIT)
+#define JOBCTL_TRAP_NOTIFY (1 << JOBCTL_TRAP_NOTIFY_BIT)
+#define JOBCTL_TRAPPING (1 << JOBCTL_TRAPPING_BIT)
+#define JOBCTL_LISTENING (1 << JOBCTL_LISTENING_BIT)
+
+#define JOBCTL_TRAP_MASK (JOBCTL_TRAP_STOP | JOBCTL_TRAP_NOTIFY)
+#define JOBCTL_PENDING_MASK (JOBCTL_STOP_PENDING | JOBCTL_TRAP_MASK)
+
+extern bool task_set_jobctl_pending(struct task_struct *task,
+ unsigned int mask);
+extern void task_clear_jobctl_trapping(struct task_struct *task);
+extern void task_clear_jobctl_pending(struct task_struct *task,
+ unsigned int mask);
+
+#ifdef CONFIG_PREEMPT_RCU
+
+#define RCU_READ_UNLOCK_BLOCKED (1 << 0)
+#define RCU_READ_UNLOCK_NEED_QS (1 << 1)
+
+static inline void rcu_copy_process(struct task_struct *p)
+{
+ p->rcu_read_lock_nesting = 0;
+ p->rcu_read_unlock_special = 0;
+#ifdef CONFIG_TREE_PREEMPT_RCU
+ p->rcu_blocked_node = NULL;
+#endif
+#ifdef CONFIG_RCU_BOOST
+ p->rcu_boost_mutex = NULL;
+#endif
+ INIT_LIST_HEAD(&p->rcu_node_entry);
+}
+
+#else
+
+static inline void rcu_copy_process(struct task_struct *p)
+{
+}
+
+#endif
+
+#ifdef CONFIG_SMP
+extern void do_set_cpus_allowed(struct task_struct *p,
+ const struct cpumask *new_mask);
+
+extern int set_cpus_allowed_ptr(struct task_struct *p,
+ const struct cpumask *new_mask);
+#else
+static inline void do_set_cpus_allowed(struct task_struct *p,
+ const struct cpumask *new_mask)
+{
+}
+static inline int set_cpus_allowed_ptr(struct task_struct *p,
+ const struct cpumask *new_mask)
+{
+ if (!cpumask_test_cpu(0, new_mask))
+ return -EINVAL;
+ return 0;
+}
+#endif
+
+static inline void set_wake_up_idle(bool enabled)
+{
+ if (enabled)
+ current->flags |= PF_WAKE_UP_IDLE;
+ else
+ current->flags &= ~PF_WAKE_UP_IDLE;
+}
+
+#ifdef CONFIG_NO_HZ
+void calc_load_enter_idle(void);
+void calc_load_exit_idle(void);
+#else
+static inline void calc_load_enter_idle(void) { }
+static inline void calc_load_exit_idle(void) { }
+#endif
+
+#ifndef CONFIG_CPUMASK_OFFSTACK
+static inline int set_cpus_allowed(struct task_struct *p, cpumask_t new_mask)
+{
+ return set_cpus_allowed_ptr(p, &new_mask);
+}
+#endif
+
+extern unsigned long long notrace sched_clock(void);
+extern u64 cpu_clock(int cpu);
+extern u64 local_clock(void);
+extern u64 sched_clock_cpu(int cpu);
+
+
+extern void sched_clock_init(void);
+
+#ifndef CONFIG_HAVE_UNSTABLE_SCHED_CLOCK
+static inline void sched_clock_tick(void)
+{
+}
+
+static inline void sched_clock_idle_sleep_event(void)
+{
+}
+
+static inline void sched_clock_idle_wakeup_event(u64 delta_ns)
+{
+}
+#else
+extern int sched_clock_stable;
+
+extern void sched_clock_tick(void);
+extern void sched_clock_idle_sleep_event(void);
+extern void sched_clock_idle_wakeup_event(u64 delta_ns);
+#endif
+
+#ifdef CONFIG_IRQ_TIME_ACCOUNTING
+extern void enable_sched_clock_irqtime(void);
+extern void disable_sched_clock_irqtime(void);
+#else
+static inline void enable_sched_clock_irqtime(void) {}
+static inline void disable_sched_clock_irqtime(void) {}
+#endif
+
+extern unsigned long long
+task_sched_runtime(struct task_struct *task);
+
+#ifdef CONFIG_SMP
+extern void sched_exec(void);
+#else
+#define sched_exec() {}
+#endif
+
+extern void sched_clock_idle_sleep_event(void);
+extern void sched_clock_idle_wakeup_event(u64 delta_ns);
+
+#ifdef CONFIG_HOTPLUG_CPU
+extern void idle_task_exit(void);
+#else
+static inline void idle_task_exit(void) {}
+#endif
+
+#if defined(CONFIG_NO_HZ) && defined(CONFIG_SMP)
+extern void wake_up_idle_cpu(int cpu);
+#else
+static inline void wake_up_idle_cpu(int cpu) { }
+#endif
+
+extern unsigned int sysctl_sched_latency;
+extern unsigned int sysctl_sched_min_granularity;
+extern unsigned int sysctl_sched_wakeup_granularity;
+extern unsigned int sysctl_sched_child_runs_first;
+extern unsigned int sysctl_sched_wake_to_idle;
+
+enum sched_tunable_scaling {
+ SCHED_TUNABLESCALING_NONE,
+ SCHED_TUNABLESCALING_LOG,
+ SCHED_TUNABLESCALING_LINEAR,
+ SCHED_TUNABLESCALING_END,
+};
+extern enum sched_tunable_scaling sysctl_sched_tunable_scaling;
+
+#ifdef CONFIG_SCHED_DEBUG
+extern unsigned int sysctl_sched_migration_cost;
+extern unsigned int sysctl_sched_nr_migrate;
+extern unsigned int sysctl_sched_time_avg;
+extern unsigned int sysctl_timer_migration;
+extern unsigned int sysctl_sched_shares_window;
+
+int sched_proc_update_handler(struct ctl_table *table, int write,
+ void __user *buffer, size_t *length,
+ loff_t *ppos);
+#endif
+#ifdef CONFIG_SCHED_DEBUG
+static inline unsigned int get_sysctl_timer_migration(void)
+{
+ return sysctl_timer_migration;
+}
+#else
+static inline unsigned int get_sysctl_timer_migration(void)
+{
+ return 1;
+}
+#endif
+extern unsigned int sysctl_sched_rt_period;
+extern int sysctl_sched_rt_runtime;
+
+int sched_rt_handler(struct ctl_table *table, int write,
+ void __user *buffer, size_t *lenp,
+ loff_t *ppos);
+
+#ifdef CONFIG_SCHED_AUTOGROUP
+extern unsigned int sysctl_sched_autogroup_enabled;
+
+extern void sched_autogroup_create_attach(struct task_struct *p);
+extern void sched_autogroup_detach(struct task_struct *p);
+extern void sched_autogroup_fork(struct signal_struct *sig);
+extern void sched_autogroup_exit(struct signal_struct *sig);
+#ifdef CONFIG_PROC_FS
+extern void proc_sched_autogroup_show_task(struct task_struct *p, struct seq_file *m);
+extern int proc_sched_autogroup_set_nice(struct task_struct *p, int nice);
+#endif
+#else
+static inline void sched_autogroup_create_attach(struct task_struct *p) { }
+static inline void sched_autogroup_detach(struct task_struct *p) { }
+static inline void sched_autogroup_fork(struct signal_struct *sig) { }
+static inline void sched_autogroup_exit(struct signal_struct *sig) { }
+#endif
+
+#ifdef CONFIG_CFS_BANDWIDTH
+extern unsigned int sysctl_sched_cfs_bandwidth_slice;
+#endif
+
+#ifdef CONFIG_RT_MUTEXES
+extern int rt_mutex_getprio(struct task_struct *p);
+extern void rt_mutex_setprio(struct task_struct *p, int prio);
+extern void rt_mutex_adjust_pi(struct task_struct *p);
+static inline bool tsk_is_pi_blocked(struct task_struct *tsk)
+{
+ return tsk->pi_blocked_on != NULL;
+}
+#else
+static inline int rt_mutex_getprio(struct task_struct *p)
+{
+ return p->normal_prio;
+}
+# define rt_mutex_adjust_pi(p) do { } while (0)
+static inline bool tsk_is_pi_blocked(struct task_struct *tsk)
+{
+ return false;
+}
+#endif
+
+extern bool yield_to(struct task_struct *p, bool preempt);
+extern void set_user_nice(struct task_struct *p, long nice);
+extern int task_prio(const struct task_struct *p);
+extern int task_nice(const struct task_struct *p);
+extern int can_nice(const struct task_struct *p, const int nice);
+extern int task_curr(const struct task_struct *p);
+extern int idle_cpu(int cpu);
+extern int sched_setscheduler(struct task_struct *, int,
+ const struct sched_param *);
+extern int sched_setscheduler_nocheck(struct task_struct *, int,
+ const struct sched_param *);
+extern struct task_struct *idle_task(int cpu);
+static inline bool is_idle_task(const struct task_struct *p)
+{
+ return p->pid == 0;
+}
+extern struct task_struct *curr_task(int cpu);
+extern void set_curr_task(int cpu, struct task_struct *p);
+
+void yield(void);
+
+extern struct exec_domain default_exec_domain;
+
+union thread_union {
+ struct thread_info thread_info;
+ unsigned long stack[THREAD_SIZE/sizeof(long)];
+};
+
+#ifndef __HAVE_ARCH_KSTACK_END
+static inline int kstack_end(void *addr)
+{
+ return !(((unsigned long)addr+sizeof(void*)-1) & (THREAD_SIZE-sizeof(void*)));
+}
+#endif
+
+extern union thread_union init_thread_union;
+extern struct task_struct init_task;
+
+extern struct mm_struct init_mm;
+
+extern struct pid_namespace init_pid_ns;
+
+
+extern struct task_struct *find_task_by_vpid(pid_t nr);
+extern struct task_struct *find_task_by_pid_ns(pid_t nr,
+ struct pid_namespace *ns);
+
+extern void __set_special_pids(struct pid *pid);
+
+extern struct user_struct * alloc_uid(struct user_namespace *, uid_t);
+static inline struct user_struct *get_uid(struct user_struct *u)
+{
+ atomic_inc(&u->__count);
+ return u;
+}
+extern void free_uid(struct user_struct *);
+extern void release_uids(struct user_namespace *ns);
+
+#include <asm/current.h>
+
+extern void xtime_update(unsigned long ticks);
+
+extern int wake_up_state(struct task_struct *tsk, unsigned int state);
+extern int wake_up_process(struct task_struct *tsk);
+extern void wake_up_new_task(struct task_struct *tsk);
+#ifdef CONFIG_SMP
+ extern void kick_process(struct task_struct *tsk);
+#else
+ static inline void kick_process(struct task_struct *tsk) { }
+#endif
+extern void sched_fork(struct task_struct *p);
+extern void sched_dead(struct task_struct *p);
+
+extern void proc_caches_init(void);
+extern void flush_signals(struct task_struct *);
+extern void __flush_signals(struct task_struct *);
+extern void ignore_signals(struct task_struct *);
+extern void flush_signal_handlers(struct task_struct *, int force_default);
+extern int dequeue_signal(struct task_struct *tsk, sigset_t *mask, siginfo_t *info);
+
+static inline int dequeue_signal_lock(struct task_struct *tsk, sigset_t *mask, siginfo_t *info)
+{
+ unsigned long flags;
+ int ret;
+
+ spin_lock_irqsave(&tsk->sighand->siglock, flags);
+ ret = dequeue_signal(tsk, mask, info);
+ spin_unlock_irqrestore(&tsk->sighand->siglock, flags);
+
+ return ret;
+}
+
+extern void block_all_signals(int (*notifier)(void *priv), void *priv,
+ sigset_t *mask);
+extern void unblock_all_signals(void);
+extern void release_task(struct task_struct * p);
+extern int send_sig_info(int, struct siginfo *, struct task_struct *);
+extern int force_sigsegv(int, struct task_struct *);
+extern int force_sig_info(int, struct siginfo *, struct task_struct *);
+extern int __kill_pgrp_info(int sig, struct siginfo *info, struct pid *pgrp);
+extern int kill_pid_info(int sig, struct siginfo *info, struct pid *pid);
+extern int kill_pid_info_as_cred(int, struct siginfo *, struct pid *,
+ const struct cred *, u32);
+extern int kill_pgrp(struct pid *pid, int sig, int priv);
+extern int kill_pid(struct pid *pid, int sig, int priv);
+extern int kill_proc_info(int, struct siginfo *, pid_t);
+extern __must_check bool do_notify_parent(struct task_struct *, int);
+extern void __wake_up_parent(struct task_struct *p, struct task_struct *parent);
+extern void force_sig(int, struct task_struct *);
+extern int send_sig(int, struct task_struct *, int);
+extern int zap_other_threads(struct task_struct *p);
+extern struct sigqueue *sigqueue_alloc(void);
+extern void sigqueue_free(struct sigqueue *);
+extern int send_sigqueue(struct sigqueue *, struct task_struct *, int group);
+extern int do_sigaction(int, struct k_sigaction *, struct k_sigaction *);
+extern int do_sigaltstack(const stack_t __user *, stack_t __user *, unsigned long);
+
+static inline int kill_cad_pid(int sig, int priv)
+{
+ return kill_pid(cad_pid, sig, priv);
+}
+
+#define SEND_SIG_NOINFO ((struct siginfo *) 0)
+#define SEND_SIG_PRIV ((struct siginfo *) 1)
+#define SEND_SIG_FORCED ((struct siginfo *) 2)
+
+static inline int on_sig_stack(unsigned long sp)
+{
+#ifdef CONFIG_STACK_GROWSUP
+ return sp >= current->sas_ss_sp &&
+ sp - current->sas_ss_sp < current->sas_ss_size;
+#else
+ return sp > current->sas_ss_sp &&
+ sp - current->sas_ss_sp <= current->sas_ss_size;
+#endif
+}
+
+static inline int sas_ss_flags(unsigned long sp)
+{
+ return (current->sas_ss_size == 0 ? SS_DISABLE
+ : on_sig_stack(sp) ? SS_ONSTACK : 0);
+}
+
+extern struct mm_struct * mm_alloc(void);
+
+extern void __mmdrop(struct mm_struct *);
+static inline void mmdrop(struct mm_struct * mm)
+{
+ if (unlikely(atomic_dec_and_test(&mm->mm_count)))
+ __mmdrop(mm);
+}
+
+extern void mmput(struct mm_struct *);
+extern struct mm_struct *get_task_mm(struct task_struct *task);
+extern struct mm_struct *mm_access(struct task_struct *task, unsigned int mode);
+extern void mm_release(struct task_struct *, struct mm_struct *);
+extern struct mm_struct *dup_mm(struct task_struct *tsk);
+
+extern int copy_thread(unsigned long, unsigned long, unsigned long,
+ struct task_struct *, struct pt_regs *);
+extern void flush_thread(void);
+extern void exit_thread(void);
+
+extern void exit_files(struct task_struct *);
+extern void __cleanup_sighand(struct sighand_struct *);
+
+extern void exit_itimers(struct signal_struct *);
+extern void flush_itimer_signals(void);
+
+extern void do_group_exit(int);
+
+extern void daemonize(const char *, ...);
+extern int allow_signal(int);
+extern int disallow_signal(int);
+
+extern int do_execve(const char *,
+ const char __user * const __user *,
+ const char __user * const __user *, struct pt_regs *);
+extern long do_fork(unsigned long, unsigned long, struct pt_regs *, unsigned long, int __user *, int __user *);
+struct task_struct *fork_idle(int);
+
+extern void set_task_comm(struct task_struct *tsk, char *from);
+extern char *get_task_comm(char *to, struct task_struct *tsk);
+
+#ifdef CONFIG_SMP
+void scheduler_ipi(void);
+extern unsigned long wait_task_inactive(struct task_struct *, long match_state);
+#else
+static inline void scheduler_ipi(void) { }
+static inline unsigned long wait_task_inactive(struct task_struct *p,
+ long match_state)
+{
+ return 1;
+}
+#endif
+
+#define next_task(p) \
+ list_entry_rcu((p)->tasks.next, struct task_struct, tasks)
+
+#define for_each_process(p) \
+ for (p = &init_task ; (p = next_task(p)) != &init_task ; )
+
+extern bool current_is_single_threaded(void);
+
+#define do_each_thread(g, t) \
+ for (g = t = &init_task ; (g = t = next_task(g)) != &init_task ; ) do
+
+#define while_each_thread(g, t) \
+ while ((t = next_thread(t)) != g)
+
+static inline int get_nr_threads(struct task_struct *tsk)
+{
+ return tsk->signal->nr_threads;
+}
+
+static inline bool thread_group_leader(struct task_struct *p)
+{
+ return p->exit_signal >= 0;
+}
+
+static inline int has_group_leader_pid(struct task_struct *p)
+{
+ return p->pid == p->tgid;
+}
+
+static inline
+int same_thread_group(struct task_struct *p1, struct task_struct *p2)
+{
+ return p1->tgid == p2->tgid;
+}
+
+static inline struct task_struct *next_thread(const struct task_struct *p)
+{
+ return list_entry_rcu(p->thread_group.next,
+ struct task_struct, thread_group);
+}
+
+static inline int thread_group_empty(struct task_struct *p)
+{
+ return list_empty(&p->thread_group);
+}
+
+#define delay_group_leader(p) \
+ (thread_group_leader(p) && !thread_group_empty(p))
+
+static inline void task_lock(struct task_struct *p)
+{
+ spin_lock(&p->alloc_lock);
+}
+
+static inline void task_unlock(struct task_struct *p)
+{
+ spin_unlock(&p->alloc_lock);
+}
+
+extern struct sighand_struct *__lock_task_sighand(struct task_struct *tsk,
+ unsigned long *flags);
+
+static inline struct sighand_struct *lock_task_sighand(struct task_struct *tsk,
+ unsigned long *flags)
+{
+ struct sighand_struct *ret;
+
+ ret = __lock_task_sighand(tsk, flags);
+ (void)__cond_lock(&tsk->sighand->siglock, ret);
+ return ret;
+}
+
+static inline void unlock_task_sighand(struct task_struct *tsk,
+ unsigned long *flags)
+{
+ spin_unlock_irqrestore(&tsk->sighand->siglock, *flags);
+}
+
+#ifdef CONFIG_CGROUPS
+static inline void threadgroup_change_begin(struct task_struct *tsk)
+{
+ down_read(&tsk->signal->group_rwsem);
+}
+static inline void threadgroup_change_end(struct task_struct *tsk)
+{
+ up_read(&tsk->signal->group_rwsem);
+}
+
+static inline void threadgroup_lock(struct task_struct *tsk)
+{
+ mutex_lock(&tsk->signal->cred_guard_mutex);
+ down_write(&tsk->signal->group_rwsem);
+}
+
+static inline void threadgroup_unlock(struct task_struct *tsk)
+{
+ up_write(&tsk->signal->group_rwsem);
+ mutex_unlock(&tsk->signal->cred_guard_mutex);
+}
+#else
+static inline void threadgroup_change_begin(struct task_struct *tsk) {}
+static inline void threadgroup_change_end(struct task_struct *tsk) {}
+static inline void threadgroup_lock(struct task_struct *tsk) {}
+static inline void threadgroup_unlock(struct task_struct *tsk) {}
+#endif
+
+#ifndef __HAVE_THREAD_FUNCTIONS
+
+#define task_thread_info(task) ((struct thread_info *)(task)->stack)
+#define task_stack_page(task) ((task)->stack)
+
+static inline void setup_thread_stack(struct task_struct *p, struct task_struct *org)
+{
+ *task_thread_info(p) = *task_thread_info(org);
+ task_thread_info(p)->task = p;
+}
+
+static inline unsigned long *end_of_stack(struct task_struct *p)
+{
+ return (unsigned long *)(task_thread_info(p) + 1);
+}
+
+#endif
+
+static inline int object_is_on_stack(void *obj)
+{
+ void *stack = task_stack_page(current);
+
+ return (obj >= stack) && (obj < (stack + THREAD_SIZE));
+}
+
+extern void thread_info_cache_init(void);
+
+#ifdef CONFIG_DEBUG_STACK_USAGE
+static inline unsigned long stack_not_used(struct task_struct *p)
+{
+ unsigned long *n = end_of_stack(p);
+
+ do {
+ n++;
+ } while (!*n);
+
+ return (unsigned long)n - (unsigned long)end_of_stack(p);
+}
+#endif
+
+static inline void set_tsk_thread_flag(struct task_struct *tsk, int flag)
+{
+ set_ti_thread_flag(task_thread_info(tsk), flag);
+}
+
+static inline void clear_tsk_thread_flag(struct task_struct *tsk, int flag)
+{
+ clear_ti_thread_flag(task_thread_info(tsk), flag);
+}
+
+static inline int test_and_set_tsk_thread_flag(struct task_struct *tsk, int flag)
+{
+ return test_and_set_ti_thread_flag(task_thread_info(tsk), flag);
+}
+
+static inline int test_and_clear_tsk_thread_flag(struct task_struct *tsk, int flag)
+{
+ return test_and_clear_ti_thread_flag(task_thread_info(tsk), flag);
+}
+
+static inline int test_tsk_thread_flag(struct task_struct *tsk, int flag)
+{
+ return test_ti_thread_flag(task_thread_info(tsk), flag);
+}
+
+static inline void set_tsk_need_resched(struct task_struct *tsk)
+{
+ set_tsk_thread_flag(tsk,TIF_NEED_RESCHED);
+}
+
+static inline void clear_tsk_need_resched(struct task_struct *tsk)
+{
+ clear_tsk_thread_flag(tsk,TIF_NEED_RESCHED);
+}
+
+static inline int test_tsk_need_resched(struct task_struct *tsk)
+{
+ return unlikely(test_tsk_thread_flag(tsk,TIF_NEED_RESCHED));
+}
+
+static inline int restart_syscall(void)
+{
+ set_tsk_thread_flag(current, TIF_SIGPENDING);
+ return -ERESTARTNOINTR;
+}
+
+static inline int signal_pending(struct task_struct *p)
+{
+ return unlikely(test_tsk_thread_flag(p,TIF_SIGPENDING));
+}
+
+static inline int __fatal_signal_pending(struct task_struct *p)
+{
+ return unlikely(sigismember(&p->pending.signal, SIGKILL));
+}
+
+static inline int fatal_signal_pending(struct task_struct *p)
+{
+ return signal_pending(p) && __fatal_signal_pending(p);
+}
+
+static inline int signal_pending_state(long state, struct task_struct *p)
+{
+ if (!(state & (TASK_INTERRUPTIBLE | TASK_WAKEKILL)))
+ return 0;
+ if (!signal_pending(p))
+ return 0;
+
+ return (state & TASK_INTERRUPTIBLE) || __fatal_signal_pending(p);
+}
+
+static inline int need_resched(void)
+{
+ return unlikely(test_thread_flag(TIF_NEED_RESCHED));
+}
+
+extern int _cond_resched(void);
+
+#define cond_resched() ({ \
+ __might_sleep(__FILE__, __LINE__, 0); \
+ _cond_resched(); \
+})
+
+extern int __cond_resched_lock(spinlock_t *lock);
+
+#ifdef CONFIG_PREEMPT_COUNT
+#define PREEMPT_LOCK_OFFSET PREEMPT_OFFSET
+#else
+#define PREEMPT_LOCK_OFFSET 0
+#endif
+
+#define cond_resched_lock(lock) ({ \
+ __might_sleep(__FILE__, __LINE__, PREEMPT_LOCK_OFFSET); \
+ __cond_resched_lock(lock); \
+})
+
+extern int __cond_resched_softirq(void);
+
+#define cond_resched_softirq() ({ \
+ __might_sleep(__FILE__, __LINE__, SOFTIRQ_DISABLE_OFFSET); \
+ __cond_resched_softirq(); \
+})
+
+static inline int spin_needbreak(spinlock_t *lock)
+{
+#ifdef CONFIG_PREEMPT
+ return spin_is_contended(lock);
+#else
+ return 0;
+#endif
+}
+
+void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times);
+void thread_group_cputimer(struct task_struct *tsk, struct task_cputime *times);
+
+static inline void thread_group_cputime_init(struct signal_struct *sig)
+{
+ raw_spin_lock_init(&sig->cputimer.lock);
+}
+
+extern void recalc_sigpending_and_wake(struct task_struct *t);
+extern void recalc_sigpending(void);
+
+extern void signal_wake_up(struct task_struct *t, int resume_stopped);
+
+#ifdef CONFIG_SMP
+
+static inline unsigned int task_cpu(const struct task_struct *p)
+{
+ return task_thread_info(p)->cpu;
+}
+
+extern void set_task_cpu(struct task_struct *p, unsigned int cpu);
+
+#else
+
+static inline unsigned int task_cpu(const struct task_struct *p)
+{
+ return 0;
+}
+
+static inline void set_task_cpu(struct task_struct *p, unsigned int cpu)
+{
+}
+
+#endif
+
+extern long sched_setaffinity(pid_t pid, const struct cpumask *new_mask);
+extern long sched_getaffinity(pid_t pid, struct cpumask *mask);
+
+extern void normalize_rt_tasks(void);
+
+#ifdef CONFIG_CGROUP_SCHED
+
+extern struct task_group root_task_group;
+
+extern struct task_group *sched_create_group(struct task_group *parent);
+extern void sched_destroy_group(struct task_group *tg);
+extern void sched_move_task(struct task_struct *tsk);
+#ifdef CONFIG_FAIR_GROUP_SCHED
+extern int sched_group_set_shares(struct task_group *tg, unsigned long shares);
+extern unsigned long sched_group_shares(struct task_group *tg);
+#endif
+#ifdef CONFIG_RT_GROUP_SCHED
+extern int sched_group_set_rt_runtime(struct task_group *tg,
+ long rt_runtime_us);
+extern long sched_group_rt_runtime(struct task_group *tg);
+extern int sched_group_set_rt_period(struct task_group *tg,
+ long rt_period_us);
+extern long sched_group_rt_period(struct task_group *tg);
+extern int sched_rt_can_attach(struct task_group *tg, struct task_struct *tsk);
+#endif
+#endif
+
+extern int task_can_switch_user(struct user_struct *up,
+ struct task_struct *tsk);
+
+#ifdef CONFIG_TASK_XACCT
+static inline void add_rchar(struct task_struct *tsk, ssize_t amt)
+{
+ tsk->ioac.rchar += amt;
+}
+
+static inline void add_wchar(struct task_struct *tsk, ssize_t amt)
+{
+ tsk->ioac.wchar += amt;
+}
+
+static inline void inc_syscr(struct task_struct *tsk)
+{
+ tsk->ioac.syscr++;
+}
+
+static inline void inc_syscw(struct task_struct *tsk)
+{
+ tsk->ioac.syscw++;
+}
+#else
+static inline void add_rchar(struct task_struct *tsk, ssize_t amt)
+{
+}
+
+static inline void add_wchar(struct task_struct *tsk, ssize_t amt)
+{
+}
+
+static inline void inc_syscr(struct task_struct *tsk)
+{
+}
+
+static inline void inc_syscw(struct task_struct *tsk)
+{
+}
+#endif
+
+#ifndef TASK_SIZE_OF
+#define TASK_SIZE_OF(tsk) TASK_SIZE
+#endif
+
+#ifdef CONFIG_MM_OWNER
+extern void mm_update_next_owner(struct mm_struct *mm);
+extern void mm_init_owner(struct mm_struct *mm, struct task_struct *p);
+#else
+static inline void mm_update_next_owner(struct mm_struct *mm)
+{
+}
+
+static inline void mm_init_owner(struct mm_struct *mm, struct task_struct *p)
+{
+}
+#endif
+
+static inline unsigned long task_rlimit(const struct task_struct *tsk,
+ unsigned int limit)
+{
+ return ACCESS_ONCE(tsk->signal->rlim[limit].rlim_cur);
+}
+
+static inline unsigned long task_rlimit_max(const struct task_struct *tsk,
+ unsigned int limit)
+{
+ return ACCESS_ONCE(tsk->signal->rlim[limit].rlim_max);
+}
+
+static inline unsigned long rlimit(unsigned int limit)
+{
+ return task_rlimit(current, limit);
+}
+
+static inline unsigned long rlimit_max(unsigned int limit)
+{
+ return task_rlimit_max(current, limit);
+}
+
+#ifdef CONFIG_CGROUP_TIMER_SLACK
+extern unsigned long task_get_effective_timer_slack(struct task_struct *tsk);
+#else
+static inline unsigned long task_get_effective_timer_slack(
+ struct task_struct *tsk)
+{
+ return tsk->timer_slack_ns;
+}
+#endif
+
+#endif
+
+#endif