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| author | Nicholas Piggin <npiggin@gmail.com> | 2021-05-28 19:07:36 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-06-10 22:12:13 +1000 |
| commit | 6d770e3fe9a120560cda66331ce5faa363400e97 (patch) | |
| tree | fe6a82b9ddb0ceaeed2a81c5066533e04bcfc60f /tools/perf/scripts/python/netdev-times.py | |
| parent | KVM: PPC: Book3S HV P9: inline kvmhv_load_hv_regs_and_go into __kvmhv_vcpu_en... (diff) | |
| download | linux-6d770e3fe9a120560cda66331ce5faa363400e97.tar.gz linux-6d770e3fe9a120560cda66331ce5faa363400e97.zip | |
KVM: PPC: Book3S HV P9: Read machine check registers while MSR[RI] is 0
SRR0/1, DAR, DSISR must all be protected from machine check which can
clobber them. Ensure MSR[RI] is clear while they are live.
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/20210528090752.3542186-17-npiggin@gmail.com
Diffstat (limited to 'tools/perf/scripts/python/netdev-times.py')
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