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Interleave calls to sp_thread_pause and sp_thread_sleep in yield_k, instead of doing a single pause at 0

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Peter Dimov
2023-06-03 02:16:52 +03:00
parent aacfb25c82
commit b34786c4d4
1 changed files with 3 additions and 3 deletions
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6
include/boost/smart_ptr/detail/yield_k.hpp
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@ -32,13 +32,13 @@ inline void yield( unsigned k )
// Experiments on Windows and Fedora 32 show that a single pause, // Experiments on Windows and Fedora 32 show that a single pause,
// followed by an immediate sp_thread_sleep(), is best. // followed by an immediate sp_thread_sleep(), is best.
if( k == 0 ) if( k & 1 )
{ {
boost::core::sp_thread_pause(); boost::core::sp_thread_sleep();
} }
else else
{ {
boost::core::sp_thread_sleep(); boost::core::sp_thread_pause();
} }
} }