On Wed, 2016-05-18 at 19:32 +0200, Peter Zijlstra wrote: > > Does this generate 'sane' code for LL/SC archs? That is, a single LL/SC > loop and not a loop around an LL/SC cmpxchg. The whole point of using compiler intrinsics and letting the compiler actually see what's going on... is that it bloody well should :) -- dwmw2
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