linux-kernel - Re: [PATCH v2 22/46] flex_proportions: Allow N events instead of 1

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Message-ID: <YNLz0ojo4qB29O52@infradead.org>
Date:   Wed, 23 Jun 2021 10:41:54 +0200
From:   Christoph Hellwig <hch@...radead.org>
To:     "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc:     akpm@...ux-foundation.org, linux-fsdevel@...r.kernel.org,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 22/46] flex_proportions: Allow N events instead of 1

On Tue, Jun 22, 2021 at 01:15:27PM +0100, Matthew Wilcox (Oracle) wrote:
> When batching events (such as writing back N pages in a single I/O), it
> is better to do one flex_proportion operation instead of N.  There is
> only one caller of __fprop_inc_percpu_max(), and it's the one we're
> going to change in the next patch, so rename it instead of adding a
> compatibility wrapper.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>

Looks good,

Reviewed-by: Christoph Hellwig <hch@....de>