Re: [PATCH 5/5] aio-posix: make AioHandler dispatch O(1) with epoll

[Stefan Hajnoczi]

On Fri, Feb 21, 2020 at 04:04:10PM +0100, Paolo Bonzini wrote:
> On 21/02/20 15:47, Stefan Hajnoczi wrote:
> >>>       QLIST_SAFE_REMOVE(node, node_ready); /* remove from nested parent's 
> >>> list */
> >>>       ^---- would cause corruption if node->node_ready was stale!
> >>>
> >>> Would you like me to add a comment?
> >> No, it's okay.
> > Are you happy with this series?
> 
> Yes.  Let's keep the Q*_REMOVE cleanup on the todo list.  I'd keep
> Q*_SAFE_REMOVE, but clear the pointer unconditionally in Q*_REMOVE so
> that we can have something like Q*_IN_LIST too.

QLIST_IS_INSERTED() is part of this patch series, although I can rename
it to Q*_IN_LIST() and cover all linked list variants. :)

> > Shall I include it in my next pull request or do you want to merge it?
> 
> No, it's yours.

Thanks!

Stefan

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