linux-kernel - Re: [PATCH 14/20] pata_oldpiix: add locking for parallel scanning

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Message-ID: <4D53F606.8020505@ru.mvista.com>
Date:	Thu, 10 Feb 2011 17:28:22 +0300
From:	Sergei Shtylyov <sshtylyov@...sta.com>
To:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
CC:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 14/20] pata_oldpiix: add locking for parallel scanning

Hello.

On 08-02-2011 15:25, Bartlomiej Zolnierkiewicz wrote:
[...]

> Add an extra locking for parallel scanning.

> This is similar change as commit 60c3be3 for ata_piix host driver

    Linus asks to also specify the commit summary in parens.

> and while pata_oldpiix 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.

> Fix documentation while at it.

> Acked-by: Alan Cox <alan@...ux.intel.com>
> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
[...]

> diff --git a/drivers/ata/pata_oldpiix.c b/drivers/ata/pata_oldpiix.c
> index 433d2fc..845ede1 100644
> --- a/drivers/ata/pata_oldpiix.c
> +++ b/drivers/ata/pata_oldpiix.c
> @@ -1,7 +1,8 @@
>   /*
> - *    pata_oldpiix.c - Intel PATA/SATA controllers
> + *    pata_oldpiix.c - older Intel PATA controllers

    I'd say "controller", since there's only one. :-)

WBR, Sergei
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