netdev - Re: [PATCH 2.6.30-rc4] r8169: avoid losing MSI interrupts

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Message-ID: <20090825231138.GB13630@electric-eye.fr.zoreil.com>
Date:	Wed, 26 Aug 2009 01:11:38 +0200
From:	Francois Romieu <romieu@...zoreil.com>
To:	David Dillow <dave@...dillows.org>
Cc:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Michael Riepe <michael.riepe@...glemail.com>,
	Michael Buesch <mb@...sch.de>,
	Rui Santos <rsantos@...popie.com>,
	Michael B?ker <m.bueker@...lin.de>,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH 2.6.30-rc4] r8169: avoid losing MSI interrupts

David Dillow <dave@...dillows.org> :
[...]
> I wouldn't object if you did it, but I don't have time for it right now.
> And it may make Francois's life harder when he does his periodic sweep
> of the vendor driver, looking for differences.

This part of Realtek's driver(s) is not too tricky (I wonder if some code is
there by design or accident but it is a different story).

I do not feel safe with the TxDescUnavail bit : the driver does not
explicitely do anything to handle it but the behavior of the driver
can change depending on it. :o/

-- 
Ueimor
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