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CONFIG_COMEDI_DEFAULT_BUF_MAXSIZE_KB: Comedi default maximum asynchronous buffer size in KiB

General informations

The Linux kernel configuration item CONFIG_COMEDI_DEFAULT_BUF_MAXSIZE_KB has multiple definitions:

Comedi default maximum asynchronous buffer size in KiB found in drivers/comedi/Kconfig

The configuration item CONFIG_COMEDI_DEFAULT_BUF_MAXSIZE_KB:

Help text

This is the default maximum asynchronous buffer size which can be requested by a userspace program without root privileges. This is set to 20480 KiB so that a fast I/O card with 16 channels running at 100 kHz has 2-4 seconds of buffer.

Comedi default maximum asynchronous buffer size in KiB found in drivers/staging/comedi/Kconfig

The configuration item CONFIG_COMEDI_DEFAULT_BUF_MAXSIZE_KB:

Help text

This is the default maximum asynchronous buffer size which can be requested by a userspace program without root privileges. This is set to 20480 KiB so that a fast I/O card with 16 channels running at 100 kHz has 2-4 seconds of buffer.

Hardware

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