Hi Hans, 2012/8/8 Hans Petter Selasky <[email protected]>: > Are you sure that the new softc won't be used in any callbacks when > tty_rel_gone() is called, except for tsw_free() ?
Yes. Otherwise you would have already seen a kernel panic. See /sys/sys/ttydevsw.h; it has assertions on the locking. > It is like a drain state, where a unit is collected for free, and then > committed to free state when the tsw_free() is called. In the [unlocked] time > in between the unit cannot be re-used. How is this different from calling alloc/free directly? Why would it need to go through this `drain' state? -- Ed Schouten <[email protected]> _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "[email protected]"
