Re: wait4/waitpid/waitid oddness

[Eric W. Biederman]

"Albert Cahalan" <acahalan@xxxxxxxxx> writes:

> The kernel prohibits:
>
> 1. WNOHANG on waitpid/wait4

Not 2.6.17-rc1, and not for a lot of earlier kernels.
At least not on ingress, and just skimming the code
I can't see any deeper checks that would prevent this.

> 2. __WALL on waitid
>
> Why? I need both at once.

Which kernel is failing, and how?

Eric
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