CVS commit: [netbsd-9] src/sys/kern

["Martin Husemann" <martin%netbsd.org@localhost>]

Module Name:    src
Committed By:   martin
Date:           Fri May  1 11:54:53 UTC 2020

Modified Files:
        src/sys/kern [netbsd-9]: vfs_mount.c

Log Message:
Pull up following revision(s) (requested by hannken in ticket #881):

        sys/kern/vfs_mount.c: revision 1.82

Undo Rev. 1.79, it breaks root-on-raid where it destroys the component
disks before the raid:

 forcefully unmounting / (/dev/raid0a)...
 sd1: detached
 sd0: detached
 raid0: cache flush to component /dev/sd0a failed.
 raid0: cache flush to component /dev/sd1a failed.
 fatal page fault in supervisor mode
 Stopped in pid 2356.2356 (reboot) at netbsd:sdstrategy+0x36

Reopens PR kern/54969: Disk cache is no longer flushed on shutdown


To generate a diff of this commit:
cvs rdiff -u -r1.70.4.1 -r1.70.4.2 src/sys/kern/vfs_mount.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.