Messages in this thread | | | Subject | Re: initialize a mutex into locked state? | From | Oleg Drokin <> | Date | Fri, 17 Jun 2016 10:14:10 -0400 |
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On Jun 17, 2016, at 4:25 AM, Peter Zijlstra wrote:
> On Wed, Jun 15, 2016 at 02:23:35PM -0400, Oleg Drokin wrote: >> Hello! >> >> To my surprise I found out that it's not possible to initialise a mutex into >> a locked state. >> I discussed it with Arjan and apparently there's no fundamental reason >> not to allow this. > > There is. A mutex _must_ have an owner. If you can initialize it in > locked state, you could do so statically, ie. outside of the context of > a task.
What's wrong with disallowing only static initializers, but allowing dynamic ones? Then there is a clear owner.
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