From: Tom Rini <trini@kernel.crashing.org>
To: Joakim Tjernlund <Joakim.Tjernlund@lumentis.se>
Cc: linuxppc-embedded@lists.linuxppc.org
Subject: Re: tx_full v.s tx_free race fix in 8xx_io/enet.c?
Date: Wed, 3 Dec 2003 09:15:13 -0700 [thread overview]
Message-ID: <20031203161513.GG912@stop.crashing.org> (raw)
In-Reply-To: <003501c3b85e$eb138ef0$020120b0@jockeXP>
On Tue, Dec 02, 2003 at 12:00:27AM +0100, Joakim Tjernlund wrote:
> It seems to me that the old tx_full stuff is working better that the
> new tx_free.
What problem are you seeing without making any changes to the code as it
stands?
> Which race is it supposed to fix and how do I generate it?
I don't recall the exact details right now, but I think it was a
potential race (hence yes, you might not be able to trigger it) where
some packets could be lost (and a retransmitt would happen). But again,
it's been a long time since I thought about this one.
--
Tom Rini
http://gate.crashing.org/~trini/
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2003-12-03 16:15 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-12-01 23:00 tx_full v.s tx_free race fix in 8xx_io/enet.c? Joakim Tjernlund
2003-12-03 16:15 ` Tom Rini [this message]
2003-12-03 17:08 ` Joakim Tjernlund
-- strict thread matches above, loose matches on Subject: below --
2003-12-04 14:32 Joakim Tjernlund
2003-12-05 19:53 ` Tom Rini
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