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Re: pthread library related

To: Charles Cui <charles.cui1984%gmail.com@localhost>
Subject: Re: pthread library related
From: Martin Husemann <martin%duskware.de@localhost>
Date: Mon, 30 May 2016 22:30:25 +0200

On Mon, May 30, 2016 at 01:25:34PM -0700, Charles Cui wrote:
> there is one remaining slot. And each of them will increase p_nsem by one
> using atomic_inc, the results are we have 1 slot overused, but the error is
> never detected.

You will have to use a _nv() variant and use the return value to
compare that against the limit, then decrement in the error path.

Martin

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References:
- Re: pthread library related
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- Re: pthread library related
  - From: Christos Zoulas
- Re: pthread library related
  - From: Charles Cui

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