diff options
| -rw-r--r-- | share/man/man9/dev_clone.9 | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/share/man/man9/dev_clone.9 b/share/man/man9/dev_clone.9 index ce3774a..4fa9367 100644 --- a/share/man/man9/dev_clone.9 +++ b/share/man/man9/dev_clone.9 @@ -24,7 +24,9 @@ .\" .\" $FreeBSD$ .\" -.Dd September 8, 2008 +.Dd January 3, 2009 +.Dt DEV_CLONE 9 +.Os .Sh NAME .Nm dev_clone , .Nm drain_dev_clone_events @@ -40,11 +42,11 @@ EVENTHANDLER_REGISTER(dev_clone, clone_handler, arg, priority); .Ft void .Fn drain_dev_clone_events .Sh DESCRIPTION -Device driver may register a listener that will be notified each time -name lookup on the -.Xr devfs +A device driver may register a listener that will be notified each time +a name lookup on the +.Xr devfs 5 mount point fails to find the vnode. -Listener shall be registered for the +A listener shall be registered for the .Va dev_clone event. When called, it is supplied with the first argument @@ -52,23 +54,25 @@ When called, it is supplied with the first argument that was specified at handler registration time, appropriate credentials .Va cr , +and a name .Va name -of the length +of length .Va namelen -that was looked for. -If handler decides that the name is appropriate and want to create device -that will be associated with the name, it should return it to the devfs +that we look for. +If the handler decides that the name is appropriate and wants to create the device +that will be associated with the name, it should return it to devfs in the -.Va dev . +.Va dev +argument. .Pp The .Fn drain_dev_clone_events function is a barrier. -It is guaranteed that all calls to eventhandlers for dev_clone that were -started before +It is guaranteed that all calls to eventhandlers for +.Nm dev_clone +that were started before .Fn drain_dev_clone_events call, are finished before it returns control. -.Pp .Sh SEE ALSO .Xr devfs 5 , .Xr namei 9 |
