On Thu, May 21, 2015 at 11:51:38PM +0100, Ben Hutchings wrote:
> From: "Martin K. Petersen" <[email protected]>
> 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 <[email protected]>
> Signed-off-by: Tejun Heo <[email protected]>
> [bwh: Backported to 3.16: adjust context and drop ZERO_AFTER_TRIM flags]
> Signed-off-by; Ben Hutchings <[email protected]>
> ---
> 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,
--
Luís
> 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.
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