18c2ecf20Sopenharmony_ciWhat:		/sys/kernel/dmabuf/buffers
28c2ecf20Sopenharmony_ciDate:		May 2021
38c2ecf20Sopenharmony_ciKernelVersion:	v5.13
48c2ecf20Sopenharmony_ciContact:	Hridya Valsaraju <hridya@google.com>
58c2ecf20Sopenharmony_ciDescription:	The /sys/kernel/dmabuf/buffers directory contains a
68c2ecf20Sopenharmony_ci		snapshot of the internal state of every DMA-BUF.
78c2ecf20Sopenharmony_ci		/sys/kernel/dmabuf/buffers/<inode_number> will contain the
88c2ecf20Sopenharmony_ci		statistics for the DMA-BUF with the unique inode number
98c2ecf20Sopenharmony_ci		<inode_number>
108c2ecf20Sopenharmony_ciUsers:		kernel memory tuning/debugging tools
118c2ecf20Sopenharmony_ci
128c2ecf20Sopenharmony_ciWhat:		/sys/kernel/dmabuf/buffers/<inode_number>/exporter_name
138c2ecf20Sopenharmony_ciDate:		May 2021
148c2ecf20Sopenharmony_ciKernelVersion:	v5.13
158c2ecf20Sopenharmony_ciContact:	Hridya Valsaraju <hridya@google.com>
168c2ecf20Sopenharmony_ciDescription:	This file is read-only and contains the name of the exporter of
178c2ecf20Sopenharmony_ci		the DMA-BUF.
188c2ecf20Sopenharmony_ci
198c2ecf20Sopenharmony_ciWhat:		/sys/kernel/dmabuf/buffers/<inode_number>/size
208c2ecf20Sopenharmony_ciDate:		May 2021
218c2ecf20Sopenharmony_ciKernelVersion:	v5.13
228c2ecf20Sopenharmony_ciContact:	Hridya Valsaraju <hridya@google.com>
238c2ecf20Sopenharmony_ciDescription:	This file is read-only and specifies the size of the DMA-BUF in
248c2ecf20Sopenharmony_ci		bytes.
25