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Date:      Thu, 29 Sep 2005 15:03:38 +0200
From:      Pawel Jakub Dawidek <pjd@FreeBSD.org>
To:        Peter Edwards <peadar@FreeBSD.org>
Cc:        cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject:   Re: cvs commit: src/sys/kern vfs_bio.c
Message-ID:  <20050929130338.GC1715@garage.freebsd.pl>
In-Reply-To: <200509291037.j8TAbKdI010227@repoman.freebsd.org>
References:  <200509291037.j8TAbKdI010227@repoman.freebsd.org>

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On Thu, Sep 29, 2005 at 10:37:20AM +0000, Peter Edwards wrote:
+> peadar      2005-09-29 10:37:20 UTC
+>=20
+>   FreeBSD src repository
+>=20
+>   Modified files:
+>     sys/kern             vfs_bio.c=20
+>   Log:
+>   Close a race in biodone(), whereby the bio_done field of the passed
+>   bio may have been freed and reassigned by the wakeup before being
+>   tested after releasing the bdonelock.
+>  =20
+>   There's a non-zero chance this is the cause of a few of the crashes
+>   knocking around with biodone() sitting in the stack backtrace.

Should this fix the panic on boot in vmware?

--=20
Pawel Jakub Dawidek                       http://www.wheel.pl
pjd@FreeBSD.org                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!

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