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| author | Nicholas Piggin <npiggin@gmail.com> | 2021-05-28 19:07:32 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-06-10 22:12:13 +1000 |
| commit | 48013cbc504e064d2318f24482cfbe3c53e0a812 (patch) | |
| tree | 8e08bd24186713b7be8d73492671466eb5a9518a /tools/perf/scripts/python/event_analyzing_sample.py | |
| parent | KVM: PPC: Book3S HV P9: Move xive vcpu context management into kvmhv_p9_guest... (diff) | |
| download | linux-48013cbc504e064d2318f24482cfbe3c53e0a812.tar.gz linux-48013cbc504e064d2318f24482cfbe3c53e0a812.zip | |
KVM: PPC: Book3S HV P9: Move radix MMU switching instructions together
Switching the MMU from radix<->radix mode is tricky particularly as the
MMU can remain enabled and requires a certain sequence of SPR updates.
Move these together into their own functions.
This also includes the radix TLB check / flush because it's tied in to
MMU switching due to tlbiel getting LPID from LPIDR.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210528090752.3542186-13-npiggin@gmail.com
Diffstat (limited to 'tools/perf/scripts/python/event_analyzing_sample.py')
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