linux-kernel - Re: [PATCH v11 33/33] mm: Add folio

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: <816368.1623839868@warthog.procyon.org.uk>
Date:   Wed, 16 Jun 2021 11:37:48 +0100
From:   David Howells <dhowells@...hat.com>
To:     "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc:     dhowells@...hat.com, akpm@...ux-foundation.org,
        linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, Vlastimil Babka <vbabka@...e.cz>,
        William Kucharski <william.kucharski@...cle.com>
Subject: Re: [PATCH v11 33/33] mm: Add folio_mapped()

Matthew Wilcox (Oracle) <willy@...radead.org> wrote:

> This function is the equivalent of page_mapped().  It is slightly
> shorter as we do not need to handle the PageTail() case.  Reimplement
> page_mapped() as a wrapper around folio_mapped().  folio_mapped()
> is 13 bytes smaller than page_mapped(), but the page_mapped() wrapper
> is 30 bytes, for a net increase of 17 bytes of text.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>
> Acked-by: Vlastimil Babka <vbabka@...e.cz>
> Reviewed-by: William Kucharski <william.kucharski@...cle.com>

Reviewed-by: David Howells <dhowells@...hat.com>