162306a36Sopenharmony_ciWhat: /sys/kernel/dmabuf/buffers 262306a36Sopenharmony_ciDate: May 2021 362306a36Sopenharmony_ciKernelVersion: v5.13 462306a36Sopenharmony_ciContact: Hridya Valsaraju <hridya@google.com> 562306a36Sopenharmony_ciDescription: The /sys/kernel/dmabuf/buffers directory contains a 662306a36Sopenharmony_ci snapshot of the internal state of every DMA-BUF. 762306a36Sopenharmony_ci /sys/kernel/dmabuf/buffers/<inode_number> will contain the 862306a36Sopenharmony_ci statistics for the DMA-BUF with the unique inode number 962306a36Sopenharmony_ci <inode_number> 1062306a36Sopenharmony_ciUsers: kernel memory tuning/debugging tools 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ciWhat: /sys/kernel/dmabuf/buffers/<inode_number>/exporter_name 1362306a36Sopenharmony_ciDate: May 2021 1462306a36Sopenharmony_ciKernelVersion: v5.13 1562306a36Sopenharmony_ciContact: Hridya Valsaraju <hridya@google.com> 1662306a36Sopenharmony_ciDescription: This file is read-only and contains the name of the exporter of 1762306a36Sopenharmony_ci the DMA-BUF. 1862306a36Sopenharmony_ci 1962306a36Sopenharmony_ciWhat: /sys/kernel/dmabuf/buffers/<inode_number>/size 2062306a36Sopenharmony_ciDate: May 2021 2162306a36Sopenharmony_ciKernelVersion: v5.13 2262306a36Sopenharmony_ciContact: Hridya Valsaraju <hridya@google.com> 2362306a36Sopenharmony_ciDescription: This file is read-only and specifies the size of the DMA-BUF in 2462306a36Sopenharmony_ci bytes. 25