Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware
Sudip, > Any reply from Micron yet? No, let me poke them again. > It might be better and safe to blacklist all Micron SSDs except M500DC > and M500IT (with MG02 firmware) until Micron replies. Yeah, let's do that if I don't hear back within a day or two. -- Martin K. Petersen Oracle Linux Engineering
Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware
Sudip, > Any reply from Micron yet? No, let me poke them again. > It might be better and safe to blacklist all Micron SSDs except M500DC > and M500IT (with MG02 firmware) until Micron replies. Yeah, let's do that if I don't hear back within a day or two. -- Martin K. Petersen Oracle Linux Engineering
Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware
Hi Martin, On Fri, Mar 16, 2018 at 05:49:25PM -0400, Martin K. Petersen wrote: > > Sudip, > > >> 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. > > Let me ask... Any reply from Micron yet? It might be better and safe to blacklist all Micron SSDs except M500DC and M500IT (with MG02 firmware) until Micron replies. -- Regards Sudip
Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware
Hi Martin, On Fri, Mar 16, 2018 at 05:49:25PM -0400, Martin K. Petersen wrote: > > Sudip, > > >> 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. > > Let me ask... Any reply from Micron yet? It might be better and safe to blacklist all Micron SSDs except M500DC and M500IT (with MG02 firmware) until Micron replies. -- Regards Sudip
Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware
Sudip, >> 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. Let me ask... -- Martin K. Petersen Oracle Linux Engineering
Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware
Sudip, >> 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. Let me ask... -- Martin K. Petersen Oracle Linux Engineering
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
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
Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware
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? -- Martin K. Petersen Oracle Linux Engineering
Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware
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? -- Martin K. Petersen Oracle Linux Engineering