Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-22 Thread Corbin Bird
On 05/22/2018 03:41 AM, Adam Carter wrote: > On Tue, May 22, 2018 at 2:47 PM, taii...@gmx.com > > wrote: > > The fam15h microcode update adds IBPB > >   * Indirect Branch Prediction Barrier (IBPB) >     * PRED_CMD MSR is

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-22 Thread Adam Carter
On Tue, May 22, 2018 at 2:47 PM, taii...@gmx.com wrote: > The fam15h microcode update adds IBPB > > * Indirect Branch Prediction Barrier (IBPB) > * PRED_CMD MSR is available: YES > * CPU indicates IBPB capability: YES (IBPB_SUPPORT feature bit) > My fam15 with

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-21 Thread taii...@gmx.com
The fam15h microcode update adds IBPB   * Indirect Branch Prediction Barrier (IBPB)     * PRED_CMD MSR is available:  YES     * CPU indicates IBPB capability:  YES  (IBPB_SUPPORT feature bit) The question is what about the other stuff? IRBS, STIBP? This is very confusing due to zero

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-21 Thread Rich Freeman
On Mon, May 21, 2018 at 8:02 AM Corbin Bird wrote: > I noticed something odd about the microcode however ... > > amd-ucode/microcode_amd_fam15h.bin7876 -> 5356 bytes > . > The size dropped by 2Kb? > So is the "fix" actually disabling fixes for other problems? > . As

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-21 Thread Corbin Bird
On 05/20/2018 06:46 PM, Adam Carter wrote: > How often does the linux-firmware package update? On a schedule or as > > needed? > > > There's a version bump request bug in for these and new AMDGPU > firmware. Hopefully it will get processed quickly. > > https://bugs.gentoo.org/656136 . Thank

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-20 Thread Adam Carter
How often does the linux-firmware package update? On a schedule or as > needed? > There's a version bump request bug in for these and new AMDGPU firmware. Hopefully it will get processed quickly. https://bugs.gentoo.org/656136

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-20 Thread Rich Freeman
On Sun, May 20, 2018 at 12:16 PM Volker Armin Hemmann < volkerar...@googlemail.com> wrote: > oh come on. Spectre on AMD isn't even much of a problem. Why the panic? What do release notes have to do with Spectre, and how is wanting them a "panic?" -- Rich

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-20 Thread Volker Armin Hemmann
oh come on. Spectre on AMD isn't even much of a problem. Why the panic? Also... be prepared for a lot of trouble with intel cpu's soon... 2018-05-20 15:07 GMT+02:00 Rich Freeman : > On Sun, May 20, 2018 at 4:59 AM Adam Carter wrote: > > >> As far as I

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-20 Thread Rich Freeman
On Sun, May 20, 2018 at 4:59 AM Adam Carter wrote: >> As far as I can tell there is no official AMD microcode update page, or any >> kind of official release notes. I'm not sure where linux-firmware actually >> gets the microcode files from (I'm sure they wouldn't load if

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-20 Thread Corbin Bird
On 05/20/2018 03:59 AM, Adam Carter wrote: > > > This has indeed been pretty frustrating. > > As far as I can tell there is no official AMD microcode update > page, or any > kind of official release notes.  I'm not sure where linux-firmware > actually > gets the microcode

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-20 Thread Adam Carter
> > > This has indeed been pretty frustrating. > > As far as I can tell there is no official AMD microcode update page, or any > kind of official release notes. I'm not sure where linux-firmware actually > gets the microcode files from (I'm sure they wouldn't load if they weren't > genuine

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-12 Thread Rich Freeman
On Sat, May 12, 2018 at 8:52 PM Corbin Bird wrote: > If the MB makers aren't updating their UEFI builds for CURRENT products, > how do we get hold of them? This has indeed been pretty frustrating. As far as I can tell there is no official AMD microcode update page, or

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-12 Thread Corbin Bird
On 05/12/2018 07:21 PM, Adam Carter wrote: > Gentoo does have the newer microcode blobs stashed on a server ( > > somewhere ). > > That does pull in the blobs for : > > Fam10h ( microcode_amd.bin ) > > Fam15h ( microcode_amd_fam15h.bin ) > > Fam16h ( microcode_amd_fam16h.bin )

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-12 Thread Dale
Corbin Bird wrote: > On 05/12/2018 03:20 PM, taii...@gmx.com wrote: >> ^title >> AMD has released them for all of the recent CPU's and I simply must have >> them. >> >> It seems the last update to amd-ucode on linux-firmware was in 2016, >> does anyone know whom I would contact about this who has

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-12 Thread Adam Carter
Gentoo does have the newer microcode blobs stashed on a server ( > somewhere ). > > That does pull in the blobs for : > > Fam10h ( microcode_amd.bin ) > > Fam15h ( microcode_amd_fam15h.bin ) > > Fam16h ( microcode_amd_fam16h.bin ) > > Fam17h ( microcode_amd_fam17h.bin ) These files haven't

Re: [gentoo-user] Where are the AMD microcode updates for spectre?

2018-05-12 Thread Corbin Bird
On 05/12/2018 03:20 PM, taii...@gmx.com wrote: > ^title > AMD has released them for all of the recent CPU's and I simply must have > them. > > It seems the last update to amd-ucode on linux-firmware was in 2016, > does anyone know whom I would contact about this who has the juice to do > it? I