CVS commit: src/sys/kern

["Juergen Hannken-Illjes" <hannken%netbsd.org@localhost>]

Module Name:    src
Committed By:   hannken
Date:           Fri Aug 30 12:58:22 UTC 2013

Modified Files:
        src/sys/kern: vfs_mount.c

Log Message:
Dounmount() violates the locking protocol for member v_mountedhere.
A vnode lock is required to access or modify this field.

Lock/unlock the vnode when clearing v_mountedhere.

Reviewed by: David Holland <dholland%netbsd.org@localhost>

Should fix PR #48135 (Bad locking for umount)


To generate a diff of this commit:
cvs rdiff -u -r1.19 -r1.20 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.