From: Jeff Garzik <jgarzik@pobox.com>
To: "Lubomír Bulej" <lubomir.bulej@dsrg.mff.cuni.cz>
Cc: linux-ide@vger.kernel.org
Subject: Re: [PATCH] libata: blacklist NCQ on OCZ CORE 2 SSD (resend)
Date: Mon, 29 Dec 2008 07:41:25 -0500 [thread overview]
Message-ID: <4958C575.5030206@pobox.com> (raw)
In-Reply-To: <494F6D6A.2010406@dsrg.mff.cuni.cz>
Lubomír Bulej wrote:
>
> The patchlet below blacklists NCQ on OCZ CORE v2 SSD drive(s). Even
> though the drive advertises NCQ support with queue depth 1, it responds
> with all-zeroes FIS to NCQ commands which triggers ata error handling
> several times before the kernel decides to disable NCQ on the drive.
>
>
> signed-off-by: Lubomir Bulej <lubomir.bulej@dsrg.mff.cuni.cz>
>
>
> diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
> index 5e2eb74..ba38eb8 100644
> --- a/drivers/ata/libata-core.c
> +++ b/drivers/ata/libata-core.c
> @@ -4048,6 +4048,7 @@ static const struct ata_blacklist_entry
> ata_device_blacklist [] = {
> { "Maxtor 7V300F0", "VA111630", ATA_HORKAGE_NONCQ },
> { "ST380817AS", "3.42", ATA_HORKAGE_NONCQ },
> { "ST3160023AS", "3.42", ATA_HORKAGE_NONCQ },
> + { "OCZ CORE_SSD", "02.10104", ATA_HORKAGE_NONCQ },
applied (manually)
prev parent reply other threads:[~2008-12-29 12:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-22 10:35 [PATCH] libata: blacklist NCQ on OCZ CORE 2 SSD (resend) Lubomír Bulej
2008-12-29 8:39 ` Tejun Heo
2008-12-29 9:34 ` Sergei Shtylyov
2008-12-30 0:35 ` Tejun Heo
2008-12-29 12:41 ` Jeff Garzik [this message]
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