Re: [PATCH stable 1/2] libata: Update Crucial/Micron blacklist

[Luis Henriques <luis.henriques@canonical.com>]

On Thu, May 21, 2015 at 11:51:38PM +0100, Ben Hutchings wrote:
> From: "Martin K. Petersen" <martin.petersen@oracle.com>
> Date: Fri, 27 Mar 2015 15:17:20 -0400
> 
> commit ff7f53fb82a7801a778e5902bdbbc5e195ab0de0 upstream.
> 
> Micron has released an updated firmware (MU02) for M510/M550/MX100
> drives to fix the issues with queued TRIM. Queued TRIM remains broken on
> M500 but is working fine on later drives such as M600 and MX200.
> 
> Tweak our blacklist to reflect the above.
> 
> Link: https://bugzilla.kernel.org/show_bug.cgi?id=71371
> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
> Signed-off-by: Tejun Heo <tj@kernel.org>
> [bwh: Backported to 3.16: adjust context and drop ZERO_AFTER_TRIM flags]
> Signed-off-by; Ben Hutchings <ben@decadent.org.uk>
> ---
> This appears to be needed for 3.12-3.18 stable branches, although 3.12.y
> already has the following patch and will therefore need further context
> changes.
>

Thank you, Ben.  I'll queue these 2 patches along with another
backport of commit 9a9324d39696 ("libata: Blacklist queued TRIM on all
Samsung 800-series").

Cheers,
--
Lu�s

> Ben.
> 
>  drivers/ata/libata-core.c | 13 +++++++++++--
>  1 file changed, 11 insertions(+), 2 deletions(-)
> 
> --- a/drivers/ata/libata-core.c
> +++ b/drivers/ata/libata-core.c
> @@ -4225,9 +4225,10 @@ static const struct ata_blacklist_entry
>  
>  	/* devices that don't properly handle queued TRIM commands */
>  	{ "Micron_M500*",		NULL,	ATA_HORKAGE_NO_NCQ_TRIM, },
> -	{ "Crucial_CT???M500SSD*",	NULL,	ATA_HORKAGE_NO_NCQ_TRIM, },
> -	{ "Micron_M550*",		NULL,	ATA_HORKAGE_NO_NCQ_TRIM, },
> -	{ "Crucial_CT*M550SSD*",	NULL,	ATA_HORKAGE_NO_NCQ_TRIM, },
> +	{ "Crucial_CT*M500*",		NULL,	ATA_HORKAGE_NO_NCQ_TRIM, },
> +	{ "Micron_M5[15]0*",		"MU01",	ATA_HORKAGE_NO_NCQ_TRIM, },
> +	{ "Crucial_CT*M550*",		"MU01",	ATA_HORKAGE_NO_NCQ_TRIM, },
> +	{ "Crucial_CT*MX100*",		"MU01",	ATA_HORKAGE_NO_NCQ_TRIM, },
>  
>  	/*
>  	 * Some WD SATA-I drives spin up and down erratically when the link
> 
> -- 
> Ben Hutchings
> I'm not a reverse psychological virus.  Please don't copy me into your sig.