Re: [RESEND][PATCH v2 0/2] Fix misuse of blk_rq_stats in blk-iolatency

[Pavel Begunkov]

Jens, could you please at last take a look?

The patches have been stalling here for almost 2 months
(see
https://lkml.kernel.org/lkml/ac0700a1-0984-417b-d5d8-35c4ba56f6f6@xxxxxxxxx/T/)

Thanks

On 06/09/2019 17:42, Pavel Begunkov (Silence) wrote:
> From: Pavel Begunkov <asml.silence@xxxxxxxxx>
> 
> There are implicit assumptions about struct blk_rq_stats, which make
> it's very easy to misuse. The first patch fixes a bug caused by that.
> The second employs type-system to prevent recurrences.
> 
> v2: rebase + reformulate commit messages (no code changes)
> 
> Acked-by: Josef Bacik <josef@xxxxxxxxxxxxxx>
> 
> Pavel Begunkov (2):
>   blk-iolatency: Fix zero mean in previous stats
>   blk-stats: Introduce explicit stat staging buffers
> 
>  block/blk-iolatency.c     | 60 ++++++++++++++++++++++++++++++---------
>  block/blk-stat.c          | 48 +++++++++++++++++++++++--------
>  block/blk-stat.h          |  9 ++++--
>  include/linux/blk_types.h |  6 ++++
>  4 files changed, 94 insertions(+), 29 deletions(-)
> 

-- 
Yours sincerely,
Pavel Begunkov

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