linux-kernel - Re: [PATCH 0/8] Cleanup and optimization patches for percpu

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Message-ID: <Y2n/rEu7HzRbXZXL@fedora>
Date:   Mon, 7 Nov 2022 23:05:16 -0800
From:   Dennis Zhou <dennis@...nel.org>
To:     Baoquan He <bhe@...hat.com>
Cc:     linux-kernel@...r.kernel.org, Tejun Heo <tj@...nel.org>,
        Christoph Lameter <cl@...ux.com>,
        Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org
Subject: Re: [PATCH 0/8] Cleanup and optimization patches for percpu

Hello Baoquan,

On Mon, Oct 24, 2022 at 04:14:27PM +0800, Baoquan He wrote:
> These were found out when reading percpu code, and queued in my local
> branch for long time. Send them out for reviewing.
> 
> Baoquan He (8):
>   mm/percpu: remove unused pcpu_map_extend_chunks
>   mm/percpu: use list_first_entry_or_null in pcpu_reclaim_populated()
>   mm/percpu: Update the code comment when creating new chunk
>   mm/percpu: add comment to state the empty populated pages accounting
>   mm/percpu: replace the goto with break
>   mm/percpu.c: remove the lcm code since block size is fixed at page
>     size
>   mm/percpu: remove unused PERCPU_DYNAMIC_EARLY_SLOTS
>   mm/slub, percpu: correct the calculation of early percpu allocation
>     size
> 
>  include/linux/percpu.h |  7 +++----
>  mm/percpu.c            | 44 +++++++++++++++++-------------------------
>  mm/slub.c              |  3 ++-
>  3 files changed, 23 insertions(+), 31 deletions(-)
> 
> -- 
> 2.34.1
> 
> 

I've applied patches 1-7 to for-6.2.

Thanks,
Dennis