opnsense-src/sys/dev/null
Pietro Cerutti b89104dfd5 null: support EVFILT_READ/EVFILT_WRITE kevent filters
This enhances the full, null, and zero devices to support read and write kevent filters.

A read event is immediately triggered for full and null, and never for zero.
A write event is immediately triggered for zero and null, and never for full.

Reviewed by:		cognet
MFC after:		1 week
Differential Revision:	https://reviews.freebsd.org/D51807
2025-08-11 20:31:01 +00:00
..
null.c null: support EVFILT_READ/EVFILT_WRITE kevent filters 2025-08-11 20:31:01 +00:00