website-struct

Struct: `rcu_tasks`

Status

Regular

In 4.4: Absent ⚠️
In 4.8: Absent ⚠️
In 4.10: Absent ⚠️
In 4.13: Absent ⚠️
In 4.15: Absent ⚠️
In 4.18: Absent ⚠️
In 5.0: Absent ⚠️
In 5.3: Absent ⚠️
In 5.4: Absent ⚠️

In 5.8: ✅

struct rcu_tasks {
    struct callback_head *cbs_head;
    struct callback_head **cbs_tail;
    struct wait_queue_head cbs_wq;
    raw_spinlock_t cbs_lock;
    int gp_state;
    long unsigned int gp_jiffies;
    long unsigned int gp_start;
    long unsigned int n_gps;
    long unsigned int n_ipis;
    long unsigned int n_ipis_fails;
    struct task_struct *kthread_ptr;
    rcu_tasks_gp_func_t gp_func;
    pregp_func_t pregp_func;
    pertask_func_t pertask_func;
    postscan_func_t postscan_func;
    holdouts_func_t holdouts_func;
    postgp_func_t postgp_func;
    call_rcu_func_t call_func;
    char *name;
    char *kname;
};

In 5.11: ✅

struct rcu_tasks {
    struct callback_head *cbs_head;
    struct callback_head **cbs_tail;
    struct wait_queue_head cbs_wq;
    raw_spinlock_t cbs_lock;
    int gp_state;
    int gp_sleep;
    int init_fract;
    long unsigned int gp_jiffies;
    long unsigned int gp_start;
    long unsigned int n_gps;
    long unsigned int n_ipis;
    long unsigned int n_ipis_fails;
    struct task_struct *kthread_ptr;
    rcu_tasks_gp_func_t gp_func;
    pregp_func_t pregp_func;
    pertask_func_t pertask_func;
    postscan_func_t postscan_func;
    holdouts_func_t holdouts_func;
    postgp_func_t postgp_func;
    call_rcu_func_t call_func;
    char *name;
    char *kname;
};

In 5.13: ✅

struct rcu_tasks {
    struct callback_head *cbs_head;
    struct callback_head **cbs_tail;
    struct wait_queue_head cbs_wq;
    raw_spinlock_t cbs_lock;
    int gp_state;
    int gp_sleep;
    int init_fract;
    long unsigned int gp_jiffies;
    long unsigned int gp_start;
    long unsigned int n_gps;
    long unsigned int n_ipis;
    long unsigned int n_ipis_fails;
    struct task_struct *kthread_ptr;
    rcu_tasks_gp_func_t gp_func;
    pregp_func_t pregp_func;
    pertask_func_t pertask_func;
    postscan_func_t postscan_func;
    holdouts_func_t holdouts_func;
    postgp_func_t postgp_func;
    call_rcu_func_t call_func;
    char *name;
    char *kname;
};

In 5.15: ✅

struct rcu_tasks {
    struct callback_head *cbs_head;
    struct callback_head **cbs_tail;
    struct wait_queue_head cbs_wq;
    raw_spinlock_t cbs_lock;
    int gp_state;
    int gp_sleep;
    int init_fract;
    long unsigned int gp_jiffies;
    long unsigned int gp_start;
    long unsigned int n_gps;
    long unsigned int n_ipis;
    long unsigned int n_ipis_fails;
    struct task_struct *kthread_ptr;
    rcu_tasks_gp_func_t gp_func;
    pregp_func_t pregp_func;
    pertask_func_t pertask_func;
    postscan_func_t postscan_func;
    holdouts_func_t holdouts_func;
    postgp_func_t postgp_func;
    call_rcu_func_t call_func;
    char *name;
    char *kname;
};

In 5.19: ✅

struct rcu_tasks {
    struct rcuwait cbs_wait;
    raw_spinlock_t cbs_gbl_lock;
    int gp_state;
    int gp_sleep;
    int init_fract;
    long unsigned int gp_jiffies;
    long unsigned int gp_start;
    long unsigned int tasks_gp_seq;
    long unsigned int n_ipis;
    long unsigned int n_ipis_fails;
    struct task_struct *kthread_ptr;
    rcu_tasks_gp_func_t gp_func;
    pregp_func_t pregp_func;
    pertask_func_t pertask_func;
    postscan_func_t postscan_func;
    holdouts_func_t holdouts_func;
    postgp_func_t postgp_func;
    call_rcu_func_t call_func;
    struct rcu_tasks_percpu *rtpcpu;
    int percpu_enqueue_shift;
    int percpu_enqueue_lim;
    int percpu_dequeue_lim;
    long unsigned int percpu_dequeue_gpseq;
    struct mutex barrier_q_mutex;
    atomic_t barrier_q_count;
    struct completion barrier_q_completion;
    long unsigned int barrier_q_seq;
    char *name;
    char *kname;
};

In 6.2: ✅

struct rcu_tasks {
    struct rcuwait cbs_wait;
    raw_spinlock_t cbs_gbl_lock;
    struct mutex tasks_gp_mutex;
    int gp_state;
    int gp_sleep;
    int init_fract;
    long unsigned int gp_jiffies;
    long unsigned int gp_start;
    long unsigned int tasks_gp_seq;
    long unsigned int n_ipis;
    long unsigned int n_ipis_fails;
    struct task_struct *kthread_ptr;
    rcu_tasks_gp_func_t gp_func;
    pregp_func_t pregp_func;
    pertask_func_t pertask_func;
    postscan_func_t postscan_func;
    holdouts_func_t holdouts_func;
    postgp_func_t postgp_func;
    call_rcu_func_t call_func;
    struct rcu_tasks_percpu *rtpcpu;
    int percpu_enqueue_shift;
    int percpu_enqueue_lim;
    int percpu_dequeue_lim;
    long unsigned int percpu_dequeue_gpseq;
    struct mutex barrier_q_mutex;
    atomic_t barrier_q_count;
    struct completion barrier_q_completion;
    long unsigned int barrier_q_seq;
    char *name;
    char *kname;
};

In 6.5: ✅

struct rcu_tasks {
    struct rcuwait cbs_wait;
    raw_spinlock_t cbs_gbl_lock;
    struct mutex tasks_gp_mutex;
    int gp_state;
    int gp_sleep;
    int init_fract;
    long unsigned int gp_jiffies;
    long unsigned int gp_start;
    long unsigned int tasks_gp_seq;
    long unsigned int n_ipis;
    long unsigned int n_ipis_fails;
    struct task_struct *kthread_ptr;
    rcu_tasks_gp_func_t gp_func;
    pregp_func_t pregp_func;
    pertask_func_t pertask_func;
    postscan_func_t postscan_func;
    holdouts_func_t holdouts_func;
    postgp_func_t postgp_func;
    call_rcu_func_t call_func;
    struct rcu_tasks_percpu *rtpcpu;
    int percpu_enqueue_shift;
    int percpu_enqueue_lim;
    int percpu_dequeue_lim;
    long unsigned int percpu_dequeue_gpseq;
    struct mutex barrier_q_mutex;
    atomic_t barrier_q_count;
    struct completion barrier_q_completion;
    long unsigned int barrier_q_seq;
    char *name;
    char *kname;
};

In 6.8: ✅

struct rcu_tasks {
    struct rcuwait cbs_wait;
    raw_spinlock_t cbs_gbl_lock;
    struct mutex tasks_gp_mutex;
    int gp_state;
    int gp_sleep;
    int init_fract;
    long unsigned int gp_jiffies;
    long unsigned int gp_start;
    long unsigned int tasks_gp_seq;
    long unsigned int n_ipis;
    long unsigned int n_ipis_fails;
    struct task_struct *kthread_ptr;
    long unsigned int lazy_jiffies;
    rcu_tasks_gp_func_t gp_func;
    pregp_func_t pregp_func;
    pertask_func_t pertask_func;
    postscan_func_t postscan_func;
    holdouts_func_t holdouts_func;
    postgp_func_t postgp_func;
    call_rcu_func_t call_func;
    struct rcu_tasks_percpu *rtpcpu;
    int percpu_enqueue_shift;
    int percpu_enqueue_lim;
    int percpu_dequeue_lim;
    long unsigned int percpu_dequeue_gpseq;
    struct mutex barrier_q_mutex;
    atomic_t barrier_q_count;
    struct completion barrier_q_completion;
    long unsigned int barrier_q_seq;
    char *name;
    char *kname;
};

Arch

In arm64: Absent ⚠️
In armhf: Absent ⚠️
In ppc64el: Absent ⚠️
In riscv64: Absent ⚠️

Flavor

In aws: Absent ⚠️
In azure: Absent ⚠️
In gcp: Absent ⚠️
In lowlatency: Absent ⚠️

Differences

Regular

Changed between 5.8 and 5.11 ⚠️
- Field added. int gp_sleep
- Field added. int init_fract
No changes between 5.11 and 5.13 ✅
No changes between 5.13 and 5.15 ✅
Changed between 5.15 and 5.19 ⚠️
- Field added. struct rcuwait cbs_wait
- Field added. raw_spinlock_t cbs_gbl_lock
- Field added. long unsigned int tasks_gp_seq
- Field added. struct rcu_tasks_percpu *rtpcpu
- Field added. int percpu_enqueue_shift
- Field added. int percpu_enqueue_lim
- Field added. int percpu_dequeue_lim
- Field added. long unsigned int percpu_dequeue_gpseq
- Field added. struct mutex barrier_q_mutex
- Field added. atomic_t barrier_q_count
- Field added. struct completion barrier_q_completion
- Field added. long unsigned int barrier_q_seq
- Field removed. struct callback_head *cbs_head
- Field removed. struct callback_head **cbs_tail
- Field removed. struct wait_queue_head cbs_wq
- Field removed. raw_spinlock_t cbs_lock
- Field removed. long unsigned int n_gps
Changed between 5.19 and 6.2 ⚠️
- Field added. struct mutex tasks_gp_mutex
No changes between 6.2 and 6.5 ✅
Changed between 6.5 and 6.8 ⚠️
- Field added. long unsigned int lazy_jiffies

website-struct

Struct: rcu_tasks

Status

Differences

Struct: `rcu_tasks`