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Message-ID: <20180316205559.GA29406@sudip-laptop> Date: Fri, 16 Mar 2018 20:55:59 +0000 From: Sudip Mukherjee <sudipm.mukherjee@...il.com> To: "Martin K. Petersen" <martin.petersen@...cle.com> Cc: Tejun Heo <tj@...nel.org>, linux-kernel@...r.kernel.org, linux-ide@...r.kernel.org, stable@...r.kernel.org Subject: Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware Hi Martin, On Fri, Mar 16, 2018 at 11:54:30AM -0400, Martin K. Petersen wrote: > > Sudip, > > > While whitelisting Micron M500DC drives, the tweaked blacklist entry > > enabled queued TRIM from M500IT variants also. But these do not support > > queued TRIM. And while using those SSDs with the latest kernel we have > > seen errors and even the partition table getting corrupted. > > > + { "Micron_M500IT_*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM | > > + ATA_HORKAGE_ZERO_AFTER_TRIM, }, > > Any reason to believe this deficiency is limited to MU01 firmware? Not really. But we also use MG02 firmware and afaik, Micron has confirmed that MG02 is a fixed one. I have only mentioned MU01 as I know it has the problem. -- Regards Sudip
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