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Unregistering a character Device driver from /proc/devices

Hi all, i'm reading linux device drivers, and i'm creating a character driver. I alloc a chrdev region with alloc_chrdev_region(&dev,minor_number,n.

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查詢 「Alloc_chrdev_region」的人也找了：

  1. Alloc_chrdev_region
    2.
  2. Device_create
    3.
  3. Class_create
    4.
  4. Register_chrdev_region
    5.
  5. Cdev_init
    6.
  6. Major number minor number
    7.
  7. File_operations read example
    8.
  8. Unregister_chrdev_region
    9.