CVS commit: src/sys/fs/union

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

Module Name:    src
Committed By:   hannken
Date:           Mon Nov 21 18:29:23 UTC 2011

Modified Files:
        src/sys/fs/union: union.h union_subr.c union_vfsops.c union_vnops.c

Log Message:
Replace flag based union node locking with generic vnode lock, support
shared and nowait locks and protect un_uppervp and un_*sz with mutex.

Mark file system MPSAFE.


To generate a diff of this commit:
cvs rdiff -u -r1.21 -r1.22 src/sys/fs/union/union.h
cvs rdiff -u -r1.52 -r1.53 src/sys/fs/union/union_subr.c
cvs rdiff -u -r1.64 -r1.65 src/sys/fs/union/union_vfsops.c
cvs rdiff -u -r1.48 -r1.49 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.