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| author | Nicholas Piggin <npiggin@gmail.com> | 2021-11-23 19:51:55 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-11-24 21:08:58 +1100 |
| commit | a1a19e1154e4e9c6c1136474cb040657b1c17817 (patch) | |
| tree | e28f6b021e6c4eb1fc3bdea755a5ab46c313e62c /tools/perf/scripts/python | |
| parent | KVM: PPC: Book3S HV P9: Factor out yield_count increment (diff) | |
| download | linux-a1a19e1154e4e9c6c1136474cb040657b1c17817.tar.gz linux-a1a19e1154e4e9c6c1136474cb040657b1c17817.zip | |
KVM: PPC: Book3S HV: CTRL SPR does not require read-modify-write
Processors that support KVM HV do not require read-modify-write of
the CTRL SPR to set/clear their thread's runlatch. Just write 1 or 0
to it.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Reviewed-by: Fabiano Rosas <farosas@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20211123095231.1036501-18-npiggin@gmail.com
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions