From e3b34fec6962e6deda3dd9dd83bf9fa20ab594af Mon Sep 17 00:00:00 2001 From: Brad Kittenbrink Date: Thu, 8 Dec 2022 12:53:51 -0800 Subject: Fix for non-windows build of DRTVWR-559 use usleep() for sleepy_robin scheduler --- indra/llcommon/threadpool.cpp | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'indra') diff --git a/indra/llcommon/threadpool.cpp b/indra/llcommon/threadpool.cpp index b0d2016be0..1b29b8b69f 100644 --- a/indra/llcommon/threadpool.cpp +++ b/indra/llcommon/threadpool.cpp @@ -37,11 +37,17 @@ struct sleepy_robin: public boost::fibers::algo::round_robin { virtual void suspend_until( std::chrono::steady_clock::time_point const&) noexcept { +#if LL_WINDOWS // round_robin holds a std::condition_variable, and // round_robin::suspend_until() calls // std::condition_variable::wait_until(). On Windows, that call seems // busier than it ought to be. Try just sleeping. Sleep(1); +#else + // currently unused other than windows, but might as well have something here + // different units than Sleep(), but we actually just want to sleep for any de-minimis duration + usleep(1); +#endif } virtual void notify() noexcept -- cgit v1.2.3