Re: [PATCH v4 0/3] xen: optimize xenbus performance

From: Boris Ostrovsky
Date: Fri Feb 10 2017 - 09:06:00 EST

On 02/09/2017 08:39 AM, Juergen Gross wrote:
> The xenbus driver used for communication with Xenstore (all kernel
> accesses to Xenstore and in case of Xenstore living in another domain
> all accesses of the local domain to Xenstore) is rather simple
> especially regarding multiple concurrent accesses: they are just being
> serialized in spite of Xenstore being capable to handle multiple
> parallel accesses.
> Clean up the external interface(s) of xenbus and optimize its
> performance by allowing multiple concurrent accesses to Xenstore.

Applied to for-linus-4.11.