Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware

2018-04-05 Thread Martin K. Petersen
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

Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware

2018-04-05 Thread Martin K. Petersen
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

Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware

2018-04-05 Thread Sudip Mukherjee
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

Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware

2018-04-05 Thread Sudip Mukherjee
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

Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware

2018-03-16 Thread Martin K. Petersen
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

Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware

2018-03-16 Thread Martin K. Petersen
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

Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware

2018-03-16 Thread Sudip Mukherjee
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

Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware

2018-03-16 Thread Sudip Mukherjee
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

Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware

2018-03-16 Thread Martin K. Petersen
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. > +

Re: [PATCH] libata: blacklist Micron 500IT SSD with MU01 firmware

2018-03-16 Thread Martin K. Petersen
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. > +