Re: request_firmware() hotplug interface, third round.

From: Greg KH (greg@kroah.com)
Date: Fri May 16 2003 - 19:03:38 EST


On Sat, May 17, 2003 at 01:55:15AM +0200, Oliver Neukum wrote:
>
> > > - echo 1 > /sysfs/class/firmware/dev_name/loading
> > > - cat whatever_fw > /sysfs/class/firmware/dev_name/data
> > > - echo 0 > /sysfs/class/firmware/dev_name/loading
> >
> > Nice, but can't you get rid of the loading file by just relying on
> > open() and close()? Oh wait, sysfs doesn't pass that down to you, hm,
> > looks like you need that info. But does the new binary interface in
> > sysfs that just got merged into the tree provide that info for you?
>
> But what if the close() is due to irregular termination?
> If the script is killed, do you download half a firmware?

Good point. Actually I don't think that the binary interface for sysfs
passes open and close down to the lower levels, so it's a moot point.

echo... works for me.

thanks,

greg k-h
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