Re: [Qemu-devel] [PATCH] linux-user: add ppoll syscall support

[Mike Frysinger]

On Sun, Jan 23, 2011 at 16:25, Peter Maydell wrote:
> On 23 January 2011 19:56, Mike Frysinger wrote:
>> Some architectures (like Blackfin) only implement ppoll (and skip poll).
>> So add support for it using existing poll code.
>
> This looks wrong -- ppoll() is supposed to be atomic, but
> your implementation isn't. Why can't we just implement this
> by calling the host ppoll? (might need a configure test, but
> that's straightforward.)

it's atomic from the apps' point of view, so what does it matter ?
-mike