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Power9 Feature History
Michael Ellerman edited this page Jun 13, 2018
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9 revisions
Matrix of notable Power9-related features and which kernel version they were introduced in.
This does not take into account backports to stable branches.
| Kernel Version | Host | Guest |
|---|---|---|
| 4.6 | Raw CPU table entry | |
| 4.7 | Radix MMU | |
| 4.8 | PMU Support | |
| 4.9 | ||
| 4.10 | ||
| 4.11 | P9 mode (non-compat), Architected CPU table entry1 | |
| 4.12 | PMU fixes. DD1 idle fixes. | |
| 4.13 | ||
| 4.14 | IMC PMU. Page fault rework. Idle in virtual mode. VAS. P9 scheduler topology. | |
| 4.15 | Vector CI workarounds. TM no suspend. | |
| 4.16 | ||
| 4.17 | DAWR disabled. Emulated TM (CPU_FTR_P9_TM_HV_ASSIST) | DAWR disabled. |
[1]: Boot properly on PowerVM.