linux-kernel - Re: [PATCH v4 16/16] mm/filemap: Return only head pages from find_get

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20201114102310.GP19102@lst.de>
Date:   Sat, 14 Nov 2020 11:23:10 +0100
From:   Christoph Hellwig <hch@....de>
To:     "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc:     linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
        akpm@...ux-foundation.org, hughd@...gle.com, hch@....de,
        hannes@...xchg.org, yang.shi@...ux.alibaba.com,
        dchinner@...hat.com, linux-kernel@...r.kernel.org,
        Jan Kara <jack@...e.cz>,
        William Kucharski <william.kucharski@...cle.com>
Subject: Re: [PATCH v4 16/16] mm/filemap: Return only head pages from
 find_get_entries

On Thu, Nov 12, 2020 at 09:26:41PM +0000, Matthew Wilcox (Oracle) wrote:
> All callers now expect head (and base) pages, and can handle multiple
> head pages in a single batch, so make find_get_entries() behave that way.
> Also take the opportunity to make it use the pagevec infrastructure
> instead of open-coding how pvecs behave.  This has the side-effect of
> being able to append to a pagevec with existing contents, although we
> don't make use of that functionality anywhere yet.

Looks good,

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