Date: Tue, 24 Dec 2013 09:56:06 -0500 From: John Baldwin <jhb@freebsd.org> To: Roger Pau Monne <roger.pau@citrix.com> Cc: xen-devel@lists.xen.org, julien.grall@citrix.com, freebsd-xen@freebsd.org, freebsd-current@freebsd.org, kib@freebsd.org, gibbs@freebsd.org Subject: Re: [PATCH v7 02/19] xen: add macro to detect if running as Dom0 Message-ID: <201312240956.06341.jhb@freebsd.org> In-Reply-To: <1387479296-33389-3-git-send-email-roger.pau@citrix.com> References: <1387479296-33389-1-git-send-email-roger.pau@citrix.com> <1387479296-33389-3-git-send-email-roger.pau@citrix.com>
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On Thursday, December 19, 2013 1:54:39 pm Roger Pau Monne wrote:
> ---
> sys/xen/xen-os.h | 7 +++++++
> 1 files changed, 7 insertions(+), 0 deletions(-)
>
> diff --git a/sys/xen/xen-os.h b/sys/xen/xen-os.h
> index c7474d8..e8a5a99 100644
> --- a/sys/xen/xen-os.h
> +++ b/sys/xen/xen-os.h
> @@ -82,6 +82,13 @@ xen_hvm_domain(void)
> return (xen_domain_type == XEN_HVM_DOMAIN);
> }
>
> +static inline int
> +xen_initial_domain(void)
> +{
> + return (xen_domain() && HYPERVISOR_start_info &&
> + HYPERVISOR_start_info->flags & SIF_INITDOMAIN);
> +}
> +
> #ifndef xen_mb
> #define xen_mb() mb()
> #endif
This looks fine to me.
--
John Baldwin
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