Hi, Josef, thanks for taking a look.
Although, there is nothing critical yet -- just a not working / disabled optimisation, but changes in stats could sublty break it. E.g. grouping @batch and @mean into a union will increase estimated average by several orders of magnitude. Jens, what do you think? On 14/06/2019 16:40, Josef Bacik wrote: > On Fri, Jun 14, 2019 at 02:44:11PM +0300, Pavel Begunkov (Silence) wrote: >> From: Pavel Begunkov <[email protected]> >> >> There are implicit assumptions about struct blk_rq_stats, which make >> it's very easy to misuse. The first patch fixes consequences, and the >> second employs type-system to prevent recurrences. >> >> >> Pavel Begunkov (2): >> blk-iolatency: Fix zero mean in previous stats >> blk-stats: Introduce explicit stat staging buffers >> > > I don't have a problem with this, but it's up to Jens I suppose > > Acked-by: Josef Bacik <[email protected]> > > Thanks, > > Josef > -- Yours sincerely, Pavel Begunkov
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