Re: [PATCH, RFC] random: introduce getrandom(2) system call

[David Lang]

On Thu, 17 Jul 2014, Andy Lutomirski wrote:

> Can we please have a mode in which getrandom(2) can neither block nor
> fail?  If that gets added, then this can replace things like AT_RANDOM.

If a call to get random data isn't allowed to either block or fail, what is it 
supposed to return if there isn't random data available?

David Lang
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