linux-kernel - Re: [PATCH 2/1] io-controller: Add a new interface "policy" for IO Controller

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 for Android: free password hash cracker in your pocket

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

Date:	Wed, 3 Mar 2010 10:01:08 +0100
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Gui Jianfeng <guijianfeng@...fujitsu.com>
Cc:	Vivek Goyal <vgoyal@...hat.com>,
	linux kernel mailing list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/1] io-controller: Add a new interface "policy" for IO
	Controller

On Wed, Mar 03 2010, Gui Jianfeng wrote:
> Currently, IO Controller makes use of blkio.weight to assign weight for
> all devices. Here a new user interface "blkio.policy" is introduced to 
> assign different weights for different devices. blkio.weight becomes the
> default value for devices which are not configured by blkio.policy.
> 
> You can use the following format to assigned specific weight for a given
> device:
> #echo "major:minor weight" > blkio.policy
> 
> major:minor represents device number.
> 
> And you can remove a policy as following:
> #echo "major:minor 0" > blkio.policy

Looks good to me. Vivek, any objections?

-- 
Jens Axboe

--
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/