Re: [PATCH] ata: Disable queued TRIM for Samsung 860 SSDs

2020-07-15 Thread Ju Hyung Park
Hi Martin, On Thu, Jul 16, 2020 at 5:53 AM Martin K. Petersen wrote: > I really wish we had some more data to work with :( > > Lacking a proper heuristic I guess we don't have any choice to disable > the feature. But that's sad news for the people who currently don't have > problems since their

Re: [PATCH] ata: Disable queued TRIM for Samsung 860 SSDs

2020-07-15 Thread Simon Arlott
On 15/07/2020 21:53, Martin K. Petersen wrote: >> Despite the unsubstantiated claim from Samsung that "the improved >> queued trim enhances Linux compatibility" this does not appear to be >> true, even on Intel SATA controllers: > > I am aware of several people using 860 drives with queued TRIM.

Re: [PATCH] ata: Disable queued TRIM for Samsung 860 SSDs

2020-07-15 Thread Martin K. Petersen
Hi Simon! > Despite the unsubstantiated claim from Samsung that "the improved > queued trim enhances Linux compatibility" this does not appear to be > true, even on Intel SATA controllers: I am aware of several people using 860 drives with queued TRIM. And I haven't heard any complaints

Re: [PATCH] ata: Disable queued TRIM for Samsung 860 SSDs

2020-07-15 Thread Ju Hyung Park
Hi Simon, On Wed, Jul 15, 2020 at 8:13 PM Simon Arlott wrote: > the original justification for > enabling appears to be based on marketing material with no explanation > of what has been changed to make the 860 work properly when the earlier > 840 and 850 both have the same issue. Yes, this was

[PATCH] ata: Disable queued TRIM for Samsung 860 SSDs

2020-07-15 Thread Simon Arlott
Despite the unsubstantiated claim from Samsung that "the improved queued trim enhances Linux compatibility" this does not appear to be true, even on Intel SATA controllers: Bug 203475 - Samsung 860 EVO queued TRIM issues https://bugzilla.kernel.org/show_bug.cgi?id=203475 Disable queued TRIM for