DepSurf

Struct: `cfq_data`

Status

Regular

In 4.4: ✅

struct cfq_data {
    struct request_queue *queue;
    struct cfq_rb_root grp_service_tree;
    struct cfq_group *root_group;
    enum wl_class_t serving_wl_class;
    enum wl_type_t serving_wl_type;
    long unsigned int workload_expires;
    struct cfq_group *serving_group;
    struct rb_root prio_trees[8];
    unsigned int busy_queues;
    unsigned int busy_sync_queues;
    int rq_in_driver;
    int rq_in_flight[2];
    int rq_queued;
    int hw_tag;
    int hw_tag_est_depth;
    unsigned int hw_tag_samples;
    struct timer_list idle_slice_timer;
    struct work_struct unplug_work;
    struct cfq_queue *active_queue;
    struct cfq_io_cq *active_cic;
    sector_t last_position;
    unsigned int cfq_quantum;
    unsigned int cfq_fifo_expire[2];
    unsigned int cfq_back_penalty;
    unsigned int cfq_back_max;
    unsigned int cfq_slice[2];
    unsigned int cfq_slice_async_rq;
    unsigned int cfq_slice_idle;
    unsigned int cfq_group_idle;
    unsigned int cfq_latency;
    unsigned int cfq_target_latency;
    struct cfq_queue oom_cfqq;
    long unsigned int last_delayed_sync;
};

In 4.8: ✅

struct cfq_data {
    struct request_queue *queue;
    struct cfq_rb_root grp_service_tree;
    struct cfq_group *root_group;
    enum wl_class_t serving_wl_class;
    enum wl_type_t serving_wl_type;
    u64 workload_expires;
    struct cfq_group *serving_group;
    struct rb_root prio_trees[8];
    unsigned int busy_queues;
    unsigned int busy_sync_queues;
    int rq_in_driver;
    int rq_in_flight[2];
    int rq_queued;
    int hw_tag;
    int hw_tag_est_depth;
    unsigned int hw_tag_samples;
    struct hrtimer idle_slice_timer;
    struct work_struct unplug_work;
    struct cfq_queue *active_queue;
    struct cfq_io_cq *active_cic;
    sector_t last_position;
    unsigned int cfq_quantum;
    unsigned int cfq_back_penalty;
    unsigned int cfq_back_max;
    unsigned int cfq_slice_async_rq;
    unsigned int cfq_latency;
    u64 cfq_fifo_expire[2];
    u64 cfq_slice[2];
    u64 cfq_slice_idle;
    u64 cfq_group_idle;
    u64 cfq_target_latency;
    struct cfq_queue oom_cfqq;
    u64 last_delayed_sync;
};

In 4.10: ✅

struct cfq_data {
    struct request_queue *queue;
    struct cfq_rb_root grp_service_tree;
    struct cfq_group *root_group;
    enum wl_class_t serving_wl_class;
    enum wl_type_t serving_wl_type;
    u64 workload_expires;
    struct cfq_group *serving_group;
    struct rb_root prio_trees[8];
    unsigned int busy_queues;
    unsigned int busy_sync_queues;
    int rq_in_driver;
    int rq_in_flight[2];
    int rq_queued;
    int hw_tag;
    int hw_tag_est_depth;
    unsigned int hw_tag_samples;
    struct hrtimer idle_slice_timer;
    struct work_struct unplug_work;
    struct cfq_queue *active_queue;
    struct cfq_io_cq *active_cic;
    sector_t last_position;
    unsigned int cfq_quantum;
    unsigned int cfq_back_penalty;
    unsigned int cfq_back_max;
    unsigned int cfq_slice_async_rq;
    unsigned int cfq_latency;
    u64 cfq_fifo_expire[2];
    u64 cfq_slice[2];
    u64 cfq_slice_idle;
    u64 cfq_group_idle;
    u64 cfq_target_latency;
    struct cfq_queue oom_cfqq;
    u64 last_delayed_sync;
};

In 4.13: ✅

struct cfq_data {
    struct request_queue *queue;
    struct cfq_rb_root grp_service_tree;
    struct cfq_group *root_group;
    enum wl_class_t serving_wl_class;
    enum wl_type_t serving_wl_type;
    u64 workload_expires;
    struct cfq_group *serving_group;
    struct rb_root prio_trees[8];
    unsigned int busy_queues;
    unsigned int busy_sync_queues;
    int rq_in_driver;
    int rq_in_flight[2];
    int rq_queued;
    int hw_tag;
    int hw_tag_est_depth;
    unsigned int hw_tag_samples;
    struct hrtimer idle_slice_timer;
    struct work_struct unplug_work;
    struct cfq_queue *active_queue;
    struct cfq_io_cq *active_cic;
    sector_t last_position;
    unsigned int cfq_quantum;
    unsigned int cfq_back_penalty;
    unsigned int cfq_back_max;
    unsigned int cfq_slice_async_rq;
    unsigned int cfq_latency;
    u64 cfq_fifo_expire[2];
    u64 cfq_slice[2];
    u64 cfq_slice_idle;
    u64 cfq_group_idle;
    u64 cfq_target_latency;
    struct cfq_queue oom_cfqq;
    u64 last_delayed_sync;
};

In 4.15: ✅

struct cfq_data {
    struct request_queue *queue;
    struct cfq_rb_root grp_service_tree;
    struct cfq_group *root_group;
    enum wl_class_t serving_wl_class;
    enum wl_type_t serving_wl_type;
    u64 workload_expires;
    struct cfq_group *serving_group;
    struct rb_root prio_trees[8];
    unsigned int busy_queues;
    unsigned int busy_sync_queues;
    int rq_in_driver;
    int rq_in_flight[2];
    int rq_queued;
    int hw_tag;
    int hw_tag_est_depth;
    unsigned int hw_tag_samples;
    struct hrtimer idle_slice_timer;
    struct work_struct unplug_work;
    struct cfq_queue *active_queue;
    struct cfq_io_cq *active_cic;
    sector_t last_position;
    unsigned int cfq_quantum;
    unsigned int cfq_back_penalty;
    unsigned int cfq_back_max;
    unsigned int cfq_slice_async_rq;
    unsigned int cfq_latency;
    u64 cfq_fifo_expire[2];
    u64 cfq_slice[2];
    u64 cfq_slice_idle;
    u64 cfq_group_idle;
    u64 cfq_target_latency;
    struct cfq_queue oom_cfqq;
    u64 last_delayed_sync;
};

In 4.18: ✅

struct cfq_data {
    struct request_queue *queue;
    struct cfq_rb_root grp_service_tree;
    struct cfq_group *root_group;
    enum wl_class_t serving_wl_class;
    enum wl_type_t serving_wl_type;
    u64 workload_expires;
    struct cfq_group *serving_group;
    struct rb_root prio_trees[8];
    unsigned int busy_queues;
    unsigned int busy_sync_queues;
    int rq_in_driver;
    int rq_in_flight[2];
    int rq_queued;
    int hw_tag;
    int hw_tag_est_depth;
    unsigned int hw_tag_samples;
    struct hrtimer idle_slice_timer;
    struct work_struct unplug_work;
    struct cfq_queue *active_queue;
    struct cfq_io_cq *active_cic;
    sector_t last_position;
    unsigned int cfq_quantum;
    unsigned int cfq_back_penalty;
    unsigned int cfq_back_max;
    unsigned int cfq_slice_async_rq;
    unsigned int cfq_latency;
    u64 cfq_fifo_expire[2];
    u64 cfq_slice[2];
    u64 cfq_slice_idle;
    u64 cfq_group_idle;
    u64 cfq_target_latency;
    struct cfq_queue oom_cfqq;
    u64 last_delayed_sync;
};

In 5.0: Absent ⚠️
In 5.3: Absent ⚠️
In 5.4: Absent ⚠️
In 5.8: Absent ⚠️
In 5.11: Absent ⚠️
In 5.13: Absent ⚠️
In 5.15: Absent ⚠️
In 5.19: Absent ⚠️
In 6.2: Absent ⚠️
In 6.5: Absent ⚠️
In 6.8: Absent ⚠️

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 4.4 and 4.8 ⚠️
- Field type changed. long unsigned int workload_expires ➡️ u64 workload_expires
- Field type changed. struct timer_list idle_slice_timer ➡️ struct hrtimer idle_slice_timer
- Field type changed. unsigned int cfq_fifo_expire[2] ➡️ u64 cfq_fifo_expire[2]
- Field type changed. unsigned int cfq_slice[2] ➡️ u64 cfq_slice[2]
- Field type changed. unsigned int cfq_slice_idle ➡️ u64 cfq_slice_idle
- Field type changed. unsigned int cfq_group_idle ➡️ u64 cfq_group_idle
- Field type changed. unsigned int cfq_target_latency ➡️ u64 cfq_target_latency
- Field type changed. long unsigned int last_delayed_sync ➡️ u64 last_delayed_sync
No changes between 4.8 and 4.10 ✅
No changes between 4.10 and 4.13 ✅
No changes between 4.13 and 4.15 ✅
No changes between 4.15 and 4.18 ✅

DepSurf

Struct: cfq_data

Status

Differences

Struct: `cfq_data`