website-struct

Struct: cgroup_root

Status

Regular

• In 4.4: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      struct kref kref;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 4.8: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 4.10: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 4.13: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 4.15: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 4.18: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 5.0: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 5.3: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 5.4: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 5.8: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      u64 cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 5.11: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      u64 cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 5.13: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      u64 cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 5.15: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      u64 cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 5.19: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      u64 cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 6.2: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      struct cgroup *cgrp_ancestor_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 6.5: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      struct cgroup *cgrp_ancestor_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      char release_agent_path[4096];
      char name[64];
  };
  

• In 6.8: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct list_head root_list;
      struct callback_head rcu;
      struct cgroup cgrp;
      struct cgroup *cgrp_ancestor_storage;
      atomic_t nr_cgrps;
      unsigned int flags;
      char release_agent_path[4096];
      char name[64];
  };
  

Arch

• In arm64: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In armhf: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In ppc64el: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In riscv64: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

Flavor

• In aws: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In azure: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In gcp: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

• In lowlatency: ✅

  struct cgroup_root {
      struct kernfs_root *kf_root;
      unsigned int subsys_mask;
      int hierarchy_id;
      struct cgroup cgrp;
      int cgrp_ancestor_id_storage;
      atomic_t nr_cgrps;
      struct list_head root_list;
      unsigned int flags;
      struct idr cgroup_idr;
      char release_agent_path[4096];
      char name[64];
  };
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Field added. int cgrp_ancestor_id_storage
  • Field removed. struct kref kref
• 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 ✅
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• Changed between 5.4 and 5.8 ⚠️

  • Field removed. struct idr cgroup_idr
  • Field type changed. int cgrp_ancestor_id_storage ➡️ u64 cgrp_ancestor_id_storage
• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• Changed between 5.19 and 6.2 ⚠️

  • Field added. struct cgroup *cgrp_ancestor_storage
  • Field removed. u64 cgrp_ancestor_id_storage
• No changes between 6.2 and 6.5 ✅
• Changed between 6.5 and 6.8 ⚠️

  • Field added. struct callback_head rcu

Arch

• No changes between amd64 and arm64 ✅
• No changes between amd64 and armhf ✅
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅