Re: [linux-usb-devel] Re: BUG: 2.6.14/2.6.15: USB storage/ext2fsuninterruptable sleep

[Alan Stern]

On Thu, 5 Jan 2006, Roger Leigh wrote:

> With some further testing with both usb-storage and ub, both show the
> same behaviour when using autofs4 _or_ autofs.  When mounting by hand,
> the problem does not occur.  While broken on 2.6.15 and 2.6.14, it
> does appear to work on 2.6.13; I can't test earlier kernels at the
> moment because of udev--I'll have to remove it first.

By any chance, does autofs or autofs4 mount your device with -o sync?  
Doing that with flash memory devices is a grave mistake -- although it 
shouldn't cause the sort of lock-up you described.

Alan Stern


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