linux-kernel - Re: [PATCH v2 02/12] mm/shmem: Use pagevec_lookup in shmem_unlock

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Date:   Tue, 29 Sep 2020 19:36:50 +0100
From:   Matthew Wilcox <willy@...radead.org>
To:     Jan Kara <jack@...e.cz>
Cc:     linux-mm@...ck.org, Andrew Morton <akpm@...ux-foundation.org>,
        Hugh Dickins <hughd@...gle.com>,
        William Kucharski <william.kucharski@...cle.com>,
        Johannes Weiner <hannes@...xchg.org>,
        Yang Shi <yang.shi@...ux.alibaba.com>,
        Dave Chinner <dchinner@...hat.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 02/12] mm/shmem: Use pagevec_lookup in
 shmem_unlock_mapping

On Tue, Sep 29, 2020 at 10:28:28AM +0200, Jan Kara wrote:
> On Mon 14-09-20 14:00:32, Matthew Wilcox (Oracle) wrote:
> > The comment shows that the reason for using find_get_entries() is now
> > stale; find_get_pages() will not return 0 if it hits a consecutive run
> > of swap entries, and I don't believe it has since 2011.  pagevec_lookup()
> > is a simpler function to use than find_get_pages(), so use it instead.
> > 
> > Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>
> 
> Looks good to me. BTW, I think I've already reviewed this... You can add:
> 
> Reviewed-by: Jan Kara <jack@...e.cz>

So you did!  My apologies for missing that.