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Re: [Qemu-devel] [PATCH 31/40] xenner: libxc emu: xenstore
From: |
Blue Swirl |
Subject: |
Re: [Qemu-devel] [PATCH 31/40] xenner: libxc emu: xenstore |
Date: |
Mon, 1 Nov 2010 18:36:21 +0000 |
On Mon, Nov 1, 2010 at 3:01 PM, Alexander Graf <address@hidden> wrote:
> Xenner emulates parts of libxc, so we can not use the real xen infrastructure
> when running xen pv guests without xen.
>
> This patch adds support for emulation of xenstored.
>
> Signed-off-by: Alexander Graf <address@hidden>
> ---
> hw/xenner_guest_store.c | 494 +++++++++++++++++++++++++++++++++
> hw/xenner_libxenstore.c | 709
> +++++++++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 1203 insertions(+), 0 deletions(-)
> create mode 100644 hw/xenner_guest_store.c
> create mode 100644 hw/xenner_libxenstore.c
>
> diff --git a/hw/xenner_guest_store.c b/hw/xenner_guest_store.c
> new file mode 100644
> index 0000000..c067275
> --- /dev/null
> +++ b/hw/xenner_guest_store.c
> @@ -0,0 +1,494 @@
> +/*
> + * Copyright (C) 2005 Rusty Russell IBM Corporation
> + * Copyright (C) Red Hat 2007
> + * Copyright (C) Novell Inc. 2010
> + *
> + * Author(s): Gerd Hoffmann <address@hidden>
> + * Alexander Graf <address@hidden>
> + *
> + * Xenner emulation -- guest interface to xenstore
> + *
> + * tools/xenstore/xenstored_domain.c equivalent, some code is from there.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; under version 2 of the License.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License along
> + * with this program; if not, see <http://www.gnu.org/licenses/>.
> + */
> +
> +#include "xen.h"
> +#include "xen_interfaces.h"
> +#include "xenner.h"
> +#include "qemu-char.h"
> +
> +/* ------------------------------------------------------------- */
> +
> +static target_phys_addr_t xen_store_mfn;
> +
> +static struct xs_handle *xs_guest;
> +static char xs_buf[1024];
> +static char xs_len;
> +static int debug = 0;
> +
> +static int evtchndev;
> +static evtchn_port_t evtchnport;
A lot of static state. Couldn't this be wrapped inside a structure,
which is then passed around?
- [Qemu-devel] Re: [PATCH 02/40] elf: Add notes implementation, (continued)
[Qemu-devel] [PATCH 05/40] xen-disk: disable aio, Alexander Graf, 2010/11/01
[Qemu-devel] [PATCH 31/40] xenner: libxc emu: xenstore, Alexander Graf, 2010/11/01
- Re: [Qemu-devel] [PATCH 31/40] xenner: libxc emu: xenstore,
Blue Swirl <=
[Qemu-devel] [PATCH 04/40] elf: add section analyzer, Alexander Graf, 2010/11/01
[Qemu-devel] [PATCH 10/40] xenner: kernel: Hypercall handler (i386), Alexander Graf, 2010/11/01
[Qemu-devel] [PATCH 11/40] xenner: kernel: Hypercall handler (x86_64), Alexander Graf, 2010/11/01
[Qemu-devel] [PATCH 07/40] xenner: kernel: 32 bit files, Alexander Graf, 2010/11/01
[Qemu-devel] [PATCH 26/40] xenner: kernel: xen-names, Alexander Graf, 2010/11/01
[Qemu-devel] [PATCH 16/40] xenner: kernel: Main (i386), Alexander Graf, 2010/11/01
[Qemu-devel] [PATCH 28/40] xenner: libxc emu: evtchn, Alexander Graf, 2010/11/01