Re: USB storage vanilla kernel 3.13 hang on DELL PRECISION M6400

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Am Freitag, den 14.02.2014, 10:32 -0500 schrieb Alan Stern:
> On Fri, 14 Feb 2014, Stefani Seibold wrote:
> 
> > Hi Alan;
> > 
> > Am Donnerstag, den 13.02.2014, 15:55 -0500 schrieb Alan Stern:
> > 
> > > Stefani, please try the patch below, with "threadirq" and the plain
> > > vanilla kernel.  It ought to fix your problem, but let's make certain.
> > 
> > I tried the patch on 3.13.2 together with the commit 88ed9fd50e57 and it
> > seems that it solves the problem.
> > 
> > I also tried the current 3.14.0-rc2-00271-g4675348 without any
> > modifications and without our patch... and it also works.
> 
> 3.14-rc2 works with no modifications at all?  Then it looks like the 
> patch is unnecessary.
> 
> But I'm surprised that it works.  As far as I know, there haven't been 
> any changes since 3.13 that would fix this problem.
> 

I surprised too. I think it is a kind of race condition and IMHO the
patch is necessary.

- Stefani



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