Messages in this thread | | | Date | Mon, 20 Jan 2020 15:40:48 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH 3/5] asm-generic, kcsan: Add KCSAN instrumentation for bitops |
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On Mon, Jan 20, 2020 at 03:19:25PM +0100, Marco Elver wrote: > Add explicit KCSAN checks for bitops. > > Note that test_bit() is an atomic bitop, and we instrument it as such,
Well, it is 'atomic' in the same way that atomic_read() is. Both are very much not atomic ops, but are part of an interface that facilitates atomic operations.
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