Re: [PATCH 0/7] IBRS patch series

Yves-Alexis Perez
2018-01-04T21:02:00Z

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On Thu, 2018-01-04 at 11:10 -0800, Tim Chen wrote:
> > Are there plans to make the corresponding microcode support available?
> >
>
> The microcode patches should be released soon.

In the meantime, Lenovo has started issuing BIOS/UEFI updates which include
microcode updates for this.

See for example for the ThinkPad X250

https://download.lenovo.com/pccbbs/mobiles/n10ur16w.txt
https://download.lenovo.com/pccbbs/mobiles/n10ur16w.iso

iucode-tool -L -tr n10ur16w.iso |grep 2017-11
001/020: sig 0x000306d4, pf_mask 0xc0, 2017-11-17, rev 0x0028, size 18432
001/022: sig 0x00040651, pf_mask 0x72, 2017-11-20, rev 0x0021, size 22528
001/025: sig 0x000306d4, pf_mask 0xc0, 2017-11-17, rev 0x0028, size 18432
001/027: sig 0x00040651, pf_mask 0x72, 2017-11-20, rev 0x0021, size 22528
001/030: sig 0x000306c3, pf_mask 0x32, 2017-11-20, rev 0x0023, size 23552
001/032: sig 0x00040651, pf_mask 0x72, 2017-11-20, rev 0x0021, size 22528

Regards,
--
Yves-Alexis

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