[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <874ph8ovtm.fsf@shaolin.home.digitalvampire.org>
Date: Wed, 03 Oct 2007 12:13:41 -0700
From: Roland Dreier <roland@...italvampire.org>
To: ebiederm@...ssion.com (Eric W. Biederman)
Cc: Greg KH <greg@...ah.com>, linux-pci@...ey.karlin.mff.cuni.cz,
linux-kernel@...r.kernel.org
Subject: Re: MSI: Use correct data offset for 32-bit MSI in read_msi_msg()
> > While reading the MSI code trying to find a reason why MSI wouldn't
> > work for devices that have a 32-bit MSI address capability, I noticed
> > that read_msi_msg() seems to read the message data from the wrong
> > offset in this case.
>
> Doh! Sorry about that.
Doesn't matter, it wasn't the bug hitting me anyway :) the IRQ never
got affinity changed so read_msi_msg() never even got called.
I'm starting to think that Intel 945GM graphics just has a busted MSI
implementation, although there may be a bug hiding in the Linux code
that I'm not seeing.
- R.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists