Messages in this thread | | | Date | Mon, 30 Jan 2006 09:44:10 +0100 | From | Helge Hafting <> | Subject | Re: pthread_mutex_unlock (was Re: sched_yield() makes OpenLDAP slow) |
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linux-os (Dick Johnson) wrote:
>To fix the current problem, you can substitute usleep(0); It will >give the CPU to somebody if it's computable, then give it back to >you. It seems to work in every case that sched_yield() has >mucked up (perhaps 20 to 30 here). > > Isn't that dangerous? Someday, someone working on linux (or some other unixish os) might come up with an usleep implementation where usleep(0) just returns and becomes a no-op. Which probably is ok with the usleep spec - it did sleep for zero time . . .
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