Re: [Xen-devel] [PATCH v4 15/18] xen/pvcalls: implement the ioworker functions

[Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>]

On 06/15/2017 03:09 PM, Stefano Stabellini wrote:
> We have one ioworker per socket. Each ioworker goes through the list of
> outstanding read/write requests. Once all requests have been dealt with,
> it returns.
>
> We use one atomic counter per socket for "read" operations and one
> for "write" operations to keep track of the reads/writes to do.
>
> We also use one atomic counter ("io") per ioworker to keep track of how
> many outstanding requests we have in total assigned to the ioworker. The
> ioworker finishes when there are none.
>
> Signed-off-by: Stefano Stabellini <stefano@xxxxxxxxxxx>
> CC: boris.ostrovsky@xxxxxxxxxx
> CC: jgross@xxxxxxxx

Reviewed-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>



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