BUS_CHILD_DETACHED.9

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.Dd January 9, 2025
.Dt BUS_CHILD_DETACHED 9
.Os
.Sh NAME
.Nm BUS_CHILD_DETACHED
.Nd "notify a bus device that a child was detached"
.Sh SYNOPSIS
.In sys/param.h
.In sys/bus.h
.Ft void
.Fn BUS_CHILD_DETACHED "device_t dev" "device_t child"
.Sh DESCRIPTION
The
.Fn BUS_CHILD_DETACHED
method is invoked by the new-bus framework after a device is detached
or if a driver's attach routine
.Pq see Xr DEVICE_ATTACH 9
fails.
A bus driver can provide an implementation of this method to
reclaim any resources allocated on behalf of the child or
to cleanup state not properly released by a
.Xr DEVICE_DETACH 9
method.
.Sh SEE ALSO
.Xr device 9 ,
.Xr DEVICE_DETACH 9