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Vineet Gupta authored
use ffz primitive which maps to ARCv2 instruction, vs. non atomic __test_and_set_bit It is unlikely if we will even have more than 32 counters, but still add a BUILD_BUG to catch that Acked-by:
Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by:
Vineet Gupta <vgupta@synopsys.com>
5b9027d6