On Wed, Jan 25 2017, Omar Sandoval wrote:
> From: Omar Sandoval <[email protected]>
> 
> Changes from v1:
> 
> - Make the sbitmap seq_file helpers take a (struct sbitmap *) instead of a
>   (void *), since it's not possible to use them directly as the seq_file
>   show helper, anyways
> - Fix a crash when reading ctx_map because it was attempting to do
>   exactly that ^
> 
> Cover letter from v1:
> 
> This series ends our abuse of sysfs and puts all of the debugging information
> in debugfs instead. This has a few benefits:
> 
> 1. Removes the possibility of userspace being stupid and relying on something
>    in sysfs that we only exposed for debugging.
> 2. Lifts the limitations of sysfs, including the one-value-per-file convention
>    and maximum of one page of output.
> 3. Allows us to add more debugging information that we often want but don't
>    have when debugging a live system.

Thanks Omar, applied for 4.11. The series has already been helpful in
root causing a stall.

-- 
Jens Axboe

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