cvs commit: src/sys/contrib/opensolaris/uts/common/fs/zfs vdev.c

[Pawel Jakub Dawidek]

On Tue, Apr 24, 2007 at 10:53:30AM -0700, John-Mark Gurney wrote:
> Pawel Jakub Dawidek wrote this message on Tue, Apr 24, 2007 at 16:45 +0000:
> > pjd         2007-04-24 16:45:42 UTC
> > 
> >   FreeBSD src repository
> > 
> >   Modified files:
> >     sys/contrib/opensolaris/uts/common/fs/zfs vdev.c 
> >   Log:
> >   MFp4: We have stronger 'lock already initialized' check now, so we can
> >   reduce diff against the vendor by removing bzero of this mutex.
> 
> Is it just me, or what prevents this from occuring again if the
> "correct" data appears in the union again?  Yeh, now with something
> like 13bits of checking, it's a lot less likely, but would you ever
> want your computer to possibly crash?

FreeBSD uses only one bit currently... For production kernel you may
want to turn off INVARIANTS.

-- 
Pawel Jakub Dawidek                       http://www.wheel.pl
pjd at FreeBSD.org                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!
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