linux-kernel - Re: [PATCH 1/2] Export get_user_pages

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]

Date:	Wed, 30 Jul 2008 20:23:01 +0300
From:	Avi Kivity <avi@...ranet.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	Adrian Bunk <bunk@...nel.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	lguest <lguest@...abs.org>, linux-kernel@...r.kernel.org,
	Nick Piggin <nickpiggin@...oo.com.au>
Subject: Re: [PATCH 1/2] Export get_user_pages_fast

Andrew Morton wrote:
>> o other arch 
>> would define CONFIG_HAVE_GET_USER_PAGES_FAST.
>>
>>     
>
> That's presently true in Linus mainline.  The powerpc implementation is
> in -mm, but apprarently needs a bit more work.

Wouldn't a generic get_user_pages_fast() implementation which calls 
get_user_pages_slow() if the arch hadn't implemented the former reduce a 
lot of #ifdefs in call sites?

-- 
error compiling committee.c: too many arguments to function

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/