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Linux/Documentation/ABI/testing/sysfs-kernel-dmabuf-buffers

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  1 What:           /sys/kernel/dmabuf/buffers
  2 Date:           May 2021
  3 KernelVersion:  v5.13
  4 Contact:        Hridya Valsaraju <hridya@google.com>
  5 Description:    The /sys/kernel/dmabuf/buffers directory contains a
  6                 snapshot of the internal state of every DMA-BUF.
  7                 /sys/kernel/dmabuf/buffers/<inode_number> will contain the
  8                 statistics for the DMA-BUF with the unique inode number
  9                 <inode_number>
 10 Users:          kernel memory tuning/debugging tools
 11 
 12 What:           /sys/kernel/dmabuf/buffers/<inode_number>/exporter_name
 13 Date:           May 2021
 14 KernelVersion:  v5.13
 15 Contact:        Hridya Valsaraju <hridya@google.com>
 16 Description:    This file is read-only and contains the name of the exporter of
 17                 the DMA-BUF.
 18 
 19 What:           /sys/kernel/dmabuf/buffers/<inode_number>/size
 20 Date:           May 2021
 21 KernelVersion:  v5.13
 22 Contact:        Hridya Valsaraju <hridya@google.com>
 23 Description:    This file is read-only and specifies the size of the DMA-BUF in
 24                 bytes.
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