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55e0a2fb0c
When start trace with perf option "-C $cpu" and immediately stop it
with SIGTERM or others, the perf core will invoke pmu::read() while
the driver doesn't implement it. Add a dummy pmu::read() to avoid
any issues.
Fixes:
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.. | ||
coresight | ||
intel_th | ||
ptt | ||
stm | ||
Kconfig |