Re: [PATCH] USB: Remove BKL from remount() function in usbfs

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Mr Bergmann,

2010/3/31 Arnd Bergmann <arnd@xxxxxxxx>:
[...]
>> The function update_sb(), invoked by remount(), seems already well serialized
>> with &root->d_inode->i_mutex. Moreover don't seems there are others
>> super_operations functions in USB core for usbfs that should access to
>> super_block in a way which require BKL.
>
> There is a patch from Jan Blunck pending in the bkl-removal tree that pushes
> down the BKL into usbfs_fill_super. Can you confirm that this BKL usage does
> not interfere with the one you just removed, and that it can go the same way?

I can confirm that this certainly interfere: So please ignore my patch.

I'll elaborate a new patch when Blunck's works is merged.

Thanks!

Ciao,
Alessio
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