kernel - Implement UDEVWAIT ioctl for /dev/udev
authorMatthew Dillon <dillon@apollo.backplane.com>
Thu, 25 Oct 2012 02:53:08 +0000 (19:53 -0700)
committerMatthew Dillon <dillon@apollo.backplane.com>
Thu, 25 Oct 2012 02:53:08 +0000 (19:53 -0700)
commit84f2d39f2c44c4384ba15de409abf3ff715a93ad
tree1896611ba674f87044112c14a39cb206c9e15825
parentcd6f4f79801c968685a3e0069637790bc2fa4994
kernel - Implement UDEVWAIT ioctl for /dev/udev

* Implement an ioctl which interacts with a sequence number and waits for
  a new event, so callers can avoid polling for events.
sys/kern/kern_udev.c
sys/sys/udev.h