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Date:      Fri, 21 Oct 2005 12:17:10 +0200
From:      Pawel Jakub Dawidek <pjd@FreeBSD.org>
To:        Szalai Andras <andrew@djw.hu>
Cc:        freebsd-geom@freebsd.org
Subject:   Re: gnop problem?
Message-ID:  <20051021101710.GA814@garage.freebsd.pl>
In-Reply-To: <20051021085000.GA62267@web.djw.hu>
References:  <20051021085000.GA62267@web.djw.hu>

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On Fri, Oct 21, 2005 at 10:50:00AM +0200, Szalai Andras wrote:
+> Hi,
+>=20
+> The situation is the following:
+>=20
+> In g_nop_destroy() there is a line:
+> g_free(gp->softc);
+>=20
+> But what happens, when immediately after this line a=20
+> request comes in that is handled by g_nop_start. But=20
+> softc is already freed -> panic?

There is a check if provider is closed. If it is closed, no I/O requests
are going to happen.

--=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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