diff options
Diffstat (limited to 'include/linux/sched.h')
| -rw-r--r-- | include/linux/sched.h | 28 |
1 files changed, 22 insertions, 6 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index a05e1e82ecf3..50f7ad30d9c7 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -170,6 +170,7 @@ extern int nr_threads; DECLARE_PER_CPU(unsigned long, process_counts); extern int nr_processes(void); extern unsigned long nr_running(void); +extern bool cpu_has_rt_task(int cpu); extern bool single_task_running(void); extern unsigned long nr_iowait(void); extern unsigned long nr_iowait_cpu(int cpu); @@ -1668,6 +1669,15 @@ struct task_struct { const struct sched_class *sched_class; struct sched_entity se; struct sched_rt_entity rt; +#ifdef CONFIG_SCHED_WALT + struct ravg ravg; + /* + * 'init_load_pct' represents the initial task load assigned to children + * of this task + */ + u32 init_load_pct; + u64 last_sleep_ts; +#endif #ifdef CONFIG_SCHED_HMP struct ravg ravg; /* @@ -1700,6 +1710,7 @@ struct task_struct { unsigned int policy; int nr_cpus_allowed; cpumask_t cpus_allowed; + cpumask_t cpus_requested; #ifdef CONFIG_PREEMPT_RCU int rcu_read_lock_nesting; @@ -1878,8 +1889,8 @@ struct task_struct { struct seccomp seccomp; /* Thread group tracking */ - u32 parent_exec_id; - u32 self_exec_id; + u64 parent_exec_id; + u64 self_exec_id; /* Protection of (de-)allocation: mm, files, fs, tty, keyrings, mems_allowed, * mempolicy */ spinlock_t alloc_lock; @@ -1973,6 +1984,8 @@ struct task_struct { #endif struct list_head pi_state_list; struct futex_pi_state *pi_state_cache; + struct mutex futex_exit_mutex; + unsigned int futex_state; #endif #ifdef CONFIG_PERF_EVENTS struct perf_event_context *perf_event_ctxp[perf_nr_task_contexts]; @@ -2379,7 +2392,6 @@ extern void thread_group_cputime_adjusted(struct task_struct *p, cputime_t *ut, */ #define PF_WAKE_UP_IDLE 0x00000002 /* try to wake up on an idle CPU */ #define PF_EXITING 0x00000004 /* getting shut down */ -#define PF_EXITPIDONE 0x00000008 /* pi exit done on shut down */ #define PF_VCPU 0x00000010 /* I'm a virtual CPU */ #define PF_WQ_WORKER 0x00000020 /* I'm a workqueue worker */ #define PF_FORKNOEXEC 0x00000040 /* forked but didn't exec */ @@ -3042,8 +3054,10 @@ extern struct mm_struct *get_task_mm(struct task_struct *task); * succeeds. */ extern struct mm_struct *mm_access(struct task_struct *task, unsigned int mode); -/* Remove the current tasks stale references to the old mm_struct */ -extern void mm_release(struct task_struct *, struct mm_struct *); +/* Remove the current tasks stale references to the old mm_struct on exit() */ +extern void exit_mm_release(struct task_struct *, struct mm_struct *); +/* Remove the current tasks stale references to the old mm_struct on exec() */ +extern void exec_mm_release(struct task_struct *, struct mm_struct *); #ifdef CONFIG_HAVE_COPY_THREAD_TLS extern int copy_thread_tls(unsigned long, unsigned long, unsigned long, @@ -3191,7 +3205,7 @@ static inline int thread_group_empty(struct task_struct *p) * Protects ->fs, ->files, ->mm, ->group_info, ->comm, keyring * subscriptions and synchronises with wait4(). Also used in procfs. Also * pins the final release of task.io_context. Also protects ->cpuset and - * ->cgroup.subsys[]. And ->vfork_done. + * ->cgroup.subsys[]. And ->vfork_done. And ->sysvshm.shm_clist. * * Nests both inside and outside of read_lock(&tasklist_lock). * It must not be nested with write_lock_irq(&tasklist_lock), @@ -3719,6 +3733,8 @@ static inline unsigned long rlimit_max(unsigned int limit) #define SCHED_CPUFREQ_RT (1U << 0) #define SCHED_CPUFREQ_DL (1U << 1) #define SCHED_CPUFREQ_IOWAIT (1U << 2) +#define SCHED_CPUFREQ_INTERCLUSTER_MIG (1U << 3) +#define SCHED_CPUFREQ_WALT (1U << 4) #ifdef CONFIG_CPU_FREQ struct update_util_data { |