> This should be the kernel patch equivalent to the script.Ah, thankyou. I shall give this a try on tuesday when I am physically back in front of the machine. I have been trying without the oath as you asked by the way, and with the latest microcode update (0x8001137) it also seems stable, without these tweaks. But I havent stressed it too much - if the errata says to set the bits then we should set the bits.> According to the revision document, some of the erratas are applicable > to the Ryzen 2, but I do not want to do the bit tweaking without a > confirmation.I was wndeting about that - but I dont have a Ryzen 2 to hand to test with unfortunately. Will let you know how the patch goes next week, thanks, -pete.
Konstantin Belousov
2018-Jul-01 10:55 UTC
Ryzen issues on FreeBSD ? (with sort of workaround)
On Sun, Jul 01, 2018 at 11:15:56AM +0100, Pete French wrote:> > This should be the kernel patch equivalent to the script. > > Ah, thankyou. I shall give this a try on tuesday when I am > physically back in front of the machine. I have been trying without > the oath as you asked by the way, and with the latest microcode > update (0x8001137) it also seems stable, without these tweaks. But I > havent stressed it too much - if the errata says to set the bits then > we should set the bits.It is very likely that the latest microcode sets the chicken bits for the known erratas already. AFAIK, this is the best that a ucode update can typically do anyway.