From: Peter Zijlstra > Sent: 14 May 2020 15:25 .. > Exact same requirements, KASAN even has the data_race() problem through > READ_ONCE_NOCHECK(), UBSAN doesn't and might be simpler because of it.
What happens if you implement READ_ONCE_NOCHECK() with an
asm() statement containing a memory load?
Is that enough to kill all the instrumentation?
David
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