website-struct

Struct: dma_buf

Status

Regular

• In 4.4: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct reservation_object *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In 4.8: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct reservation_object *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In 4.10: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct reservation_object *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In 4.13: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct reservation_object *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In 4.15: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct reservation_object *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In 4.18: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct reservation_object *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In 5.0: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct reservation_object *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In 5.3: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      const char *name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct reservation_object *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In 5.4: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      const char *name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In 5.8: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      const char *name;
      spinlock_t name_lock;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In 5.11: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      struct dma_buf_map vmap_ptr;
      const char *exp_name;
      const char *name;
      spinlock_t name_lock;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In 5.13: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      struct dma_buf_map vmap_ptr;
      const char *exp_name;
      const char *name;
      spinlock_t name_lock;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In 5.15: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      struct dma_buf_map vmap_ptr;
      const char *exp_name;
      const char *name;
      spinlock_t name_lock;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_in;
      struct dma_buf_poll_cb_t cb_out;
  };
  

• In 5.19: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      struct iosys_map vmap_ptr;
      const char *exp_name;
      const char *name;
      spinlock_t name_lock;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_in;
      struct dma_buf_poll_cb_t cb_out;
  };
  

• In 6.2: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      unsigned int vmapping_counter;
      struct iosys_map vmap_ptr;
      const char *exp_name;
      const char *name;
      spinlock_t name_lock;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_in;
      struct dma_buf_poll_cb_t cb_out;
  };
  

• In 6.5: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      unsigned int vmapping_counter;
      struct iosys_map vmap_ptr;
      const char *exp_name;
      const char *name;
      spinlock_t name_lock;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_in;
      struct dma_buf_poll_cb_t cb_out;
  };
  

• In 6.8: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      unsigned int vmapping_counter;
      struct iosys_map vmap_ptr;
      const char *exp_name;
      const char *name;
      spinlock_t name_lock;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_in;
      struct dma_buf_poll_cb_t cb_out;
  };
  

Arch

• In arm64: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      const char *name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In armhf: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      const char *name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In ppc64el: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      const char *name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In riscv64: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      const char *name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

Flavor

• In aws: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      const char *name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In azure: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      const char *name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In gcp: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      const char *name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

• In lowlatency: ✅

  struct dma_buf {
      size_t size;
      struct file *file;
      struct list_head attachments;
      const struct dma_buf_ops *ops;
      struct mutex lock;
      unsigned int vmapping_counter;
      void *vmap_ptr;
      const char *exp_name;
      const char *name;
      struct module *owner;
      struct list_head list_node;
      void *priv;
      struct dma_resv *resv;
      wait_queue_head_t poll;
      struct dma_buf_poll_cb_t cb_excl;
      struct dma_buf_poll_cb_t cb_shared;
  };
  

Differences

Regular

• No changes between 4.4 and 4.8 ✅
• 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 ✅
• Changed between 5.0 and 5.3 ⚠️

  • Field added. const char *name
• Changed between 5.3 and 5.4 ⚠️

  • Field type changed. struct reservation_object *resv ➡️ struct dma_resv *resv
• Changed between 5.4 and 5.8 ⚠️

  • Field added. spinlock_t name_lock
• Changed between 5.8 and 5.11 ⚠️

  • Field type changed. void *vmap_ptr ➡️ struct dma_buf_map vmap_ptr
• No changes between 5.11 and 5.13 ✅
• Changed between 5.13 and 5.15 ⚠️

  • Field added. struct dma_buf_poll_cb_t cb_in
  • Field added. struct dma_buf_poll_cb_t cb_out
  • Field removed. struct dma_buf_poll_cb_t cb_excl
  • Field removed. struct dma_buf_poll_cb_t cb_shared
• Changed between 5.15 and 5.19 ⚠️

  • Field type changed. struct dma_buf_map vmap_ptr ➡️ struct iosys_map vmap_ptr
• Changed between 5.19 and 6.2 ⚠️

  • Field removed. struct mutex lock
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅

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 ✅