Re: [PATCH] Re: NAK new drivers without proper power management?

From: Rafael J. Wysocki
Date: Sun Feb 11 2007 - 18:13:07 EST


On Monday, 12 February 2007 00:06, Nigel Cunningham wrote:
> Hi.
>
> On Sun, 2007-02-11 at 19:53 +0100, Rafael J. Wysocki wrote:
> > > Having drivers explicitly marked as to whether they are safe is a good kernel
> > > feature; what to do if they're not is policy.
> >
> > That's true, but I assume that the people who opt for doing that are also
> > willing to take part in the review of the drivers. :-)
>
> Absolutely :)
>
> > Well, I don't think so. Let's estimate the number of drivers that define
> > .resume() right now:
> >
> > $ grep -I -l -r '.resume =' linux-2.6.20/drivers/ | wc
> > 102 102 4169
>
> I think the '.resume =' doesn't help - some have tabs. I ran '\.resume'
> and got 351.

Ah, good catch. I have searched for ".resume" only and got 612, but this
is the number of files, not the number of drivers. And it is not exactly
large. ;-)

> It would be interesting to see how many struct pci_driver etc instances
> lack resume methods.

Yes, I'll try to invent a test.

Greetings,
Rafael
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