linux-kernel - Re: [PATCH 2/5] Subject: [PATCH] pata_efar: add locking for parallel scanning

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] [day] [month] [year] [list]

Date:	Mon, 01 Mar 2010 15:12:14 -0500
From:	Jeff Garzik <jeff@...zik.org>
To:	Alan Cox <alan@...ux.intel.com>
CC:	jeff@...zik.org.com, linux-kernel@...r.kernel.org,
	linux-ide@...r.kernel.org
Subject: Re: [PATCH 2/5] Subject: [PATCH] pata_efar: add locking for parallel
 scanning

On 02/17/2010 08:16 AM, Alan Cox wrote:
> From: Bartlomiej Zolnierkiewicz<bzolnier@...il.com>
>
> Add clearing of UDMA enable bit also for PIO modes and then add
> an extra locking for parallel scanning.
>
> This is similar change as commit 60c3be3 for ata_piix host driver
> and while pata_efar doesn't enable parallel scan yet the race could
> probably also be triggered by requesting re-scanning of both ports
> at the same time using SCSI sysfs interface.
>
> [Ported to current kernel without other patch dependancies by
>   Alan Cox]
>
> Original is
> Signed-off-by: Bartlomiej Zolnierkiewicz<bzolnier@...il.com>
>
> This one is
> Signed-off-by: Alan Cox<alan@...ux.intel.com>
> ---
>
>   drivers/ata/pata_efar.c |   15 +++++++++++++++
>   1 files changed, 15 insertions(+), 0 deletions(-)

applied 2-5


--
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/