Mutexes in USB callbacks ?
M. Warner Losh
imp at bsdimp.com
Sat Sep 3 07:18:53 PDT 2005
In message: <200509031614.51362.sebastien.bourdeauducq at gmail.com>
Sebastien <sebastien.bourdeauducq at gmail.com> writes:
: Is it finally possible or not to acquire a mutex in an USB callback function,
: under FreeBSD 5-STABLE ?
: I have controversial information about this :(
Since the callback functions are called from an interrupt handler
which is an ithread protected by Giant, there should be no problems
More information about the freebsd-usb