svn commit: r252346 - head/share/man/man9
jhb at FreeBSD.org
Tue Jul 2 16:00:26 UTC 2013
On 6/29/13 6:37 AM, Julian Elischer wrote:
> On 6/29/13 9:16 PM, Julian Elischer wrote:
>>> -If the owner is not currently actually running then the spin step is
>>> +then a thread attempting to acquire the mutex will spin rather than
>>> +the processor.
> Am I wrong in thinking that it will only spin for a short while,
> eventually yielding?
> The original text said this but the new text implies it will spin forever.
It does not use a spin timeout. I considered adding a separate note to
define adaptive spinning generically as it is used by multiple lock
types (mutexes, rwlocks, and sx locks).
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