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Message-ID: <4608AA30.1010407@garzik.org>
Date: Tue, 27 Mar 2007 01:22:56 -0400
From: Jeff Garzik <jeff@...zik.org>
To: "Eric W. Biederman" <ebiederm@...ssion.com>
CC: David Miller <davem@...emloft.net>, bunk@...sta.de, gregkh@...e.de,
linux-kernel@...r.kernel.org, linux-pci@...ey.karlin.mff.cuni.cz
Subject: Re: [RFC: 2.6.21 patch] let PCI_MSI depend on EXPERIMENTAL
Eric W. Biederman wrote:
> aka. Drivers have started supporting MSI, People have started using
> and testing MSI, and there has been MSI maintenance. People care.
Agreed, well put.
> The most recent regressions involving MSI have been fixes propagating
> their way through the kernel, and I can't think of a one of them
> that was MSI specific. Just that the bug didn't happen to show
> up clearly without MSI enabled.
Yep.
> So default it to off, although I suspect we are approaching the
> point where it would actually be safe to default it to on. We
> need a kernel release that doesn't have msi issues yet.
Now that we are finally getting a handle on the MSI bumps-in-the-road,
IMO it would be counterproductive to default it to 'off' now.
Jeff
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