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Re: [PATCH 0/5] lightnvm: pblk: audit mempool usage

From Rakesh Pandit <rakesh@tuxera.com>
Newsgroups linux.kernel
Subject Re: [PATCH 0/5] lightnvm: pblk: audit mempool usage
Date 2017-10-02 22:50 +0200
Message-ID <uwfP7-ur-79@gated-at.bofh.it> (permalink)
References <upzIR-3Oe-15@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Thu, Sep 14, 2017 at 12:33:42PM +0200, Javier González wrote:
> As suggested by Jens [1], I audited all mempools on pblk.
> 
> This patche series (i) fixes bad mempool allocations that did not
> guarantee forward progress and downsizes the sizes of some overused
> mempools, (ii) removes unnecessary checks, and (iii) eliminates some
> mempools that where introduced in early versions of pblk.

All claims made above seem to be addressed in patches correctly to me.

I also did some functional testing of pblk after reviewing.

Feel free to use tag for all patches in this series even though I am
not aware of some aspects of subsystem yet. This series doesn't seem
to touch those.

Reviewed-by: Rakesh Pandit <rakesh@tuxera.com>

> 
> [1] https://patchwork.kernel.org/patch/9940973/
> 
> Javier González (5):
>   lightnvm: pblk: fix min size for page mempool
>   lightnvm: pblk: simplify work_queue mempool
>   lightnvm: pblk: decouple read/erase mempools
>   lightnvm: pblk: do not use a mempool for line bitmaps
>   lightnvm: pblk: remove checks on mempool alloc.
> 
>  drivers/lightnvm/pblk-core.c     | 61 ++++++++++----------------
>  drivers/lightnvm/pblk-gc.c       | 32 +++++++-------
>  drivers/lightnvm/pblk-init.c     | 94 +++++++++++++++++-----------------------
>  drivers/lightnvm/pblk-read.c     | 10 +----
>  drivers/lightnvm/pblk-recovery.c | 37 ++++------------
>  drivers/lightnvm/pblk-write.c    | 32 ++++----------
>  drivers/lightnvm/pblk.h          | 21 +++++----
>  7 files changed, 106 insertions(+), 181 deletions(-)
> 
> -- 
> 2.7.4
> 

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Re: [PATCH 0/5] lightnvm: pblk: audit mempool usage Rakesh Pandit <rakesh@tuxera.com> - 2017-10-02 22:50 +0200

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