lkml.org 
[lkml]   [2009]   [Jul]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: can we move USB_DEVICEFS to non-embedded?
From
Date
On Wed, 2009-07-08 at 21:20 +1000, Dave Airlie wrote:

> On Wed, Jul 8, 2009 at 9:03 PM, Kay Sievers<kay.sievers@vrfy.org> wrote:
> > On Wed, Jul 8, 2009 at 12:54, Dave Airlie<airlied@gmail.com> wrote:
> >
> >> Okay can we revert this for a better reason? it seems to have unhidden a race
> >> condition on booting some of my machines. I've booted some other machines
> >> with the same USB disk and the same kernel fine.
> >
> > Are you sure? USBFS is for userspace USB drivers, booting from
> > usb-storage devices should be fully handled by the kernel.
> >
>
> Yes, changing just this option means the difference between a bootable
> and stuck in initrd system. maybe Peter knows if our initrd does something
> otherwise I suspect we have a race that usbfs was hiding.
>
I assume you're not using libusual or anything like that? We had a race
caused by libusual calling modprobe before we'd generated modules.dep

Scott
--
Scott James Remnant
scott@ubuntu.com
[unhandled content-type:application/pgp-signature]
\
 
 \ /
  Last update: 2009-07-08 13:45    [W:0.847 / U:0.264 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site