CVS commit: src

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

Module Name:    src
Committed By:   hannken
Date:           Wed Jul 21 09:06:39 UTC 2010

Modified Files:
        src/share/man/man9: vnode.9
        src/sys/external/bsd/drm/dist/bsd-core: drm_bufs.c
        src/sys/kern: vfs_subr.c
        src/sys/miscfs/kernfs: kernfs_subr.c kernfs_vnops.c
        src/sys/sys: param.h

Log Message:
Using vfinddev() leads to vnode races as it returns an unreferenced
vnode that may disappear before the caller has a chance to reference it.

Reference the vnode while the specfs cache is locked.

Welcome to 5.99.37.

No objections on tech-kern.


To generate a diff of this commit:
cvs rdiff -u -r1.49 -r1.50 src/share/man/man9/vnode.9
cvs rdiff -u -r1.7 -r1.8 src/sys/external/bsd/drm/dist/bsd-core/drm_bufs.c
cvs rdiff -u -r1.408 -r1.409 src/sys/kern/vfs_subr.c
cvs rdiff -u -r1.21 -r1.22 src/sys/miscfs/kernfs/kernfs_subr.c
cvs rdiff -u -r1.142 -r1.143 src/sys/miscfs/kernfs/kernfs_vnops.c
cvs rdiff -u -r1.371 -r1.372 src/sys/sys/param.h

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