linux-kernel - Re: [Use cpuops V1 08/11] Fakekey: Simplify speakup_fake_key_pressed through this_cpu

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: <4CFE4D94.2060100@kernel.org>
Date:	Tue, 07 Dec 2010 16:07:00 +0100
From:	Tejun Heo <tj@...nel.org>
To:	Christoph Lameter <cl@...ux.com>
CC:	akpm@...ux-foundation.org, William Hubbs <w.d.hubbs@...il.com>,
	Pekka Enberg <penberg@...helsinki.fi>,
	linux-kernel@...r.kernel.org,
	Eric Dumazet <eric.dumazet@...il.com>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
Subject: Re: [Use cpuops V1 08/11] Fakekey: Simplify speakup_fake_key_pressed
 through this_cpu_ops

On 12/06/2010 06:16 PM, Christoph Lameter wrote:
> The whole function can be expressed as a simple this_cpu_read() operation.
> The function overhead is now likely multiple times that of the single
> instruction that is executed in it.
> 
> Cc: William Hubbs <w.d.hubbs@...il.com>
> Signed-off-by: Christoph Lameter <cl@...ux.com>

applied.

-- 
tejun
--
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/