linux-kernel - Re: [PATCH v3] laptop-mode: Make flushes per-device

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: <20100403171022.GB11397@srcf.ucam.org>
Date:	Sat, 3 Apr 2010 18:10:22 +0100
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	jens.axboe@...cle.com
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] laptop-mode: Make flushes per-device

On Tue, Dec 15, 2009 at 01:21:35PM -0500, Matthew Garrett wrote:
> One of the features of laptop-mode is that it forces a writeout of dirty
> pages if something else triggers a physical read or write from a device.
> The current implementation flushes pages on all devices, rather than only
> the one that triggered the flush. This patch alters the behaviour so that
> only the recently accessed block device is flushed, preventing other
> disks being spun up for no terribly good reason.

Hi Jens,

Can you remember if there were any more issues with this, or can this 
version be merged now?

Thanks,
-- 
Matthew Garrett | mjg59@...f.ucam.org
--
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/