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qemu/0055-xen-introduce-dummy-system-device.patch
Andreas Färber 75a96ee029 Accepting request 408549 from home:algraf:branches:Virtualization
- Remove deprecated patch "work-around-SA_RESTART-race" (boo#982208)
- Patch queue updated from git://github.com/openSUSE/qemu.git opensuse-2.6
* Patches dropped:
  0002-XXX-work-around-SA_RESTART-race-wit.patch
  0003-qemu-0.9.0.cvs-binfmt.patch
  0004-qemu-cvs-alsa_bitfield.patch
  0005-qemu-cvs-alsa_ioctl.patch
  0006-qemu-cvs-alsa_mmap.patch
  0007-qemu-cvs-gettimeofday.patch
  0008-qemu-cvs-ioctl_debug.patch
  0009-qemu-cvs-ioctl_nodirection.patch
  0010-block-vmdk-Support-creation-of-SCSI.patch
  0011-linux-user-add-binfmt-wrapper-for-a.patch
  0012-PPC-KVM-Disable-mmu-notifier-check.patch
  0013-linux-user-fix-segfault-deadlock.patch
  0014-linux-user-binfmt-support-host-bina.patch
  0015-linux-user-Ignore-broken-loop-ioctl.patch
  0016-linux-user-lock-tcg.patch
  0017-linux-user-Run-multi-threaded-code-.patch
  0018-linux-user-lock-tb-flushing-too.patch
  0019-linux-user-Fake-proc-cpuinfo.patch
  0020-linux-user-implement-FS_IOC_GETFLAG.patch
  0021-linux-user-implement-FS_IOC_SETFLAG.patch
  0022-linux-user-XXX-disable-fiemap.patch
  0023-slirp-nooutgoing.patch
  0024-vnc-password-file-and-incoming-conn.patch
  0025-linux-user-add-more-blk-ioctls.patch
  0026-linux-user-use-target_ulong.patch
  0027-block-Add-support-for-DictZip-enabl.patch
  0028-block-Add-tar-container-format.patch

OBS-URL: https://build.opensuse.org/request/show/408549
OBS-URL: https://build.opensuse.org/package/show/Virtualization/qemu?expand=0&rev=305
2016-07-14 15:50:35 +00:00

105 lines
3.2 KiB
Diff

From d7476f32d84a256e683d20db0cdd0d3676fa2a62 Mon Sep 17 00:00:00 2001
From: Juergen Gross <jgross@suse.com>
Date: Thu, 12 May 2016 16:13:39 +0200
Subject: [PATCH] xen: introduce dummy system device
Introduce a new dummy system device serving as parent for virtual
buses. This will enable new pv backends to introduce virtual buses
which are removable again opposed to system buses which are meant
to stay once added.
Signed-off-by: Juergen Gross <jgross@suse.com>
Acked-by: Anthony PERARD <anthony.perard@citrix.com>
Reviewed-by: Wei Liu <wei.liu2@citrix.com>
Message-id: 1463062421-613-2-git-send-email-jgross@suse.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
(cherry picked from commit 9432e53a5bc88681b2d3aec4dac9db07c5476d1b)
[BR: FATE#316612]
Signed-off-by: Bruce Rogers <brogers@suse.com>
---
hw/xenpv/xen_machine_pv.c | 40 ++++++++++++++++++++++++++++++++++++++++
include/hw/xen/xen_backend.h | 1 +
2 files changed, 41 insertions(+)
diff --git a/hw/xenpv/xen_machine_pv.c b/hw/xenpv/xen_machine_pv.c
index fc13535..48d5bc6 100644
--- a/hw/xenpv/xen_machine_pv.c
+++ b/hw/xenpv/xen_machine_pv.c
@@ -25,10 +25,15 @@
#include "qemu/osdep.h"
#include "hw/hw.h"
#include "hw/boards.h"
+#include "hw/sysbus.h"
#include "hw/xen/xen_backend.h"
#include "xen_domainbuild.h"
#include "sysemu/block-backend.h"
+#define TYPE_XENSYSDEV "xensysdev"
+
+DeviceState *xen_sysdev;
+
static void xen_init_pv(MachineState *machine)
{
DriveInfo *dinfo;
@@ -67,6 +72,9 @@ static void xen_init_pv(MachineState *machine)
break;
}
+ xen_sysdev = qdev_create(NULL, TYPE_XENSYSDEV);
+ qdev_init_nofail(xen_sysdev);
+
xen_be_register("console", &xen_console_ops);
xen_be_register("vkbd", &xen_kbdmouse_ops);
xen_be_register("vfb", &xen_framebuffer_ops);
@@ -101,6 +109,38 @@ static void xen_init_pv(MachineState *machine)
xen_init_display(xen_domid);
}
+static int xen_sysdev_init(SysBusDevice *dev)
+{
+ return 0;
+}
+
+static Property xen_sysdev_properties[] = {
+ {/* end of property list */},
+};
+
+static void xen_sysdev_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
+
+ k->init = xen_sysdev_init;
+ dc->props = xen_sysdev_properties;
+}
+
+static const TypeInfo xensysdev_info = {
+ .name = TYPE_XENSYSDEV,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(SysBusDevice),
+ .class_init = xen_sysdev_class_init,
+};
+
+static void xenpv_register_types(void)
+{
+ type_register_static(&xensysdev_info);
+}
+
+type_init(xenpv_register_types);
+
static void xenpv_machine_init(MachineClass *mc)
{
mc->desc = "Xen Para-virtualized PC";
diff --git a/include/hw/xen/xen_backend.h b/include/hw/xen/xen_backend.h
index c839eeb..b4b4ff0 100644
--- a/include/hw/xen/xen_backend.h
+++ b/include/hw/xen/xen_backend.h
@@ -60,6 +60,7 @@ extern xc_interface *xen_xc;
extern xenforeignmemory_handle *xen_fmem;
extern struct xs_handle *xenstore;
extern const char *xen_protocol;
+extern DeviceState *xen_sysdev;
/* xenstore helper functions */
int xenstore_write_str(const char *base, const char *node, const char *val);