Re: Need to know when usb drive probing finished

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Why can't you use udev or similar?

Matt

On Wed, Feb 22, 2012 at 5:04 PM, Barry Kauler <bkauler@xxxxxxxxx> wrote:
> Greg has closed my bug report "Need printk's in
> drivers/usb/storage/usb.c" that I posted early in 2010:
>
> https://bugzilla.kernel.org/show_bug.cgi?id=15332
>
> The printk's were removed in kernel 2.6.33. Puppy Linux has always
> relied upon them for the 'init' script to determine when the kernel
> has finished probing for USB drives. The way our init script works, we
> need to know this.
>
> The thing is, our init script needs to know that information, how many
> drives found, and waits on all "usb-storage: device scan complete"
> messages.
>
> When those printks were removed, fair enough, but nobody could tell us
> what the alternative is. How else do we get that same information at
> bootup?
>
> As we did not know how to get that info, we have solved the problem
> our own way. We have a patch to reintroduce the printks. We have this
> patch for every kernel up to 3.2.x.
>
> I am just posting this email to inform the linux-usb developers of
> what we are doing. If any developer can inform us of an alternative
> method to the printks patch, we would like to know.
>
> If anyone wants to see our usb printks patch, grab one of them from my
> sources repo, for example 'patches.tar.gz' here:
> http://bkhome.org/sources/kernel-3.0.17/
> Us#er#na#me#: pu#pp#y  Pa#ss#wo#rd#: li#nu#x
>
> Regards,
> Barry Kauler
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-- 
Matthew Dharm
Maintainer, USB Mass Storage driver for Linux
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