CVS commit: src/sys/fs/union

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

Module Name:    src
Committed By:   hannken
Date:           Wed Mar 12 09:40:05 UTC 2014

Modified Files:
        src/sys/fs/union: union_vnops.c

Log Message:
Restructure union_lock() to always lock before testing for dead node.
Add two little helpers to lock or unlock a node.  Use "vp" for the
union node and "lockvp" for the node to be locked.  Use ISSET() to
test flags, add assertions.


To generate a diff of this commit:
cvs rdiff -u -r1.57 -r1.58 src/sys/fs/union/union_vnops.c

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