linux-kernel - Re: [PROPOSED] ata: Report 16/32bit PIO as best we can

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-next>] [day] [month] [year] [list]

Message-ID: <49E36939.2050402@garzik.org>
Date:	Mon, 13 Apr 2009 12:32:57 -0400
From:	Jeff Garzik <jeff@...zik.org>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
CC:	Mark Lord <liml@....ca>, linux-ide@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>, gwendal@...gle.com
Subject: Re: [PROPOSED] ata: Report 16/32bit PIO as best we can

Alan Cox wrote:
>> But.. these do look rather suspiciously like sysfs attrs to me.
> 
> I'd rather any future sysfs interface actually exposed something more
> meaningful. This is a legacy fixup 8)
> 
>> We didn't have a sysfs in the IDE days (so Gadi added the klunky
>> procfs "settings" thing for there), but we do now.
>>
>> I'm happy to update hdparm to check sysfs if that's where this
>> ends up, or to do almost nothing for it if we stick with the ioctls.
> 
> I'm not sure sysfs helps much anyway - you have to open the device file
> and keep it open while accessing the sysfs nodes anyway (something huge
> numbers of apps hopelessly fail to do so)

FWIW...  here is the sysfs work I referred to (in a message sent several 
days ago in this thread)...

http://lwn.net/Articles/294608/

	Jeff



--
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/