linux-kernel - Re: [Patch] SCSI I/O statistics

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:	Tue, 26 Sep 2006 12:23:47 -0600
From:	Matthew Wilcox <matthew@....cx>
To:	Andrew Morton <akpm@...l.org>
Cc:	Martin Peschke <mp3@...ibm.com>, linux-kernel@...r.kernel.org,
	linux-scsi@...r.kernel.org
Subject: Re: [Patch] SCSI I/O statistics

On Tue, Sep 26, 2006 at 10:39:30AM -0700, Andrew Morton wrote:
> - Should it have been done at the block layer rather than at the scsi layer?

This was already mentioned when he sent it to linux-scsi a few days ago.
There are scsi commands which bypass the block layer, such as SG_IO, and
block layer stats can make an extremely busy disc look not busy.
-
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/