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

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On Sat, 15 Feb 2014, Stefani Seibold wrote:

> I have cross tested Alan's patch again with kernel 3.13.2 and the
> current 3.14-rc2.
> 
> I have now exactly the same .config, the same system and the same kernel
> cmdline.
> 
> A kernel 3.13.2 without Alan's patch freeze when accessing a USB flash
> memory connect to the EHCI. With this patch everything is fine.
> 
> The current 3.14-rc2 freeze also when the patch is not applied. With
> this patch it works.
> 
> The reason that my first test show a different behaviour on the 3.14
> kernel was that the cmdline was missing the threadirq, because the boot
> loader was missconfigured.  
> 
> So i will give an ACK for the patch.

Okay, that makes a lot more sense.  I will submit the patch next week.

Alan Stern

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