kernel - Fix mountctl() / unmount race
commit5a3a4cf3015daa531c5cc0fa59890c221b217b52
authorMatthew Dillon <dillon@apollo.backplane.com>
Mon, 25 Jul 2016 18:31:04 +0000 (25 11:31 -0700)
committerMatthew Dillon <dillon@apollo.backplane.com>
Mon, 25 Jul 2016 21:33:23 +0000 (25 14:33 -0700)
treef37d4afc3ef724da3fd3d2a48e1b077e0e47ec89
parentde0d9e75fd35195138cee3c0631ae3a16066b559
kernel - Fix mountctl() / unmount race

* kern_mountctl() now properly checks to see if an unmount is in-progress
  and returns an error, fixing a later panic.
sys/kern/vfs_syscalls.c