svn commit: r187894 - head/sys/ufs/ffs
kostikbel at gmail.com
Thu Jan 29 10:15:30 PST 2009
On Thu, Jan 29, 2009 at 12:09:13PM -0500, John Baldwin wrote:
> On Thursday 29 January 2009 11:47:15 am Edward Tomasz Napierala wrote:
> > Author: trasz
> > Date: Thu Jan 29 16:47:15 2009
> > New Revision: 187894
> > URL: http://svn.freebsd.org/changeset/base/187894
> > Log:
> > Make sure the cdev doesn't go away while the filesystem is still mounted.
> > Otherwise dev2udev() could return garbage.
> > Reviewed by: kib
> > Approved by: rwatson (mentor)
> > Sponsored by: FreeBSD Foundation
> Is this applicable to all filesystems? I'm curious why the VREF() on the
> vnode associated with the cdev entry (um_devvp) is not sufficient to prevent
> this? I would have thought that the vnode would have held a reference on the
The point of this commit is that devvp vnode may be reclaimed.
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