From: David Woodhouse <dwmw2@infradead.org>
To: qemu-devel@nongnu.org
Cc: "Paolo Bonzini" <pbonzini@redhat.com>,
"Paul Durrant" <paul@xen.org>,
"Joao Martins" <joao.m.martins@oracle.com>,
"Ankur Arora" <ankur.a.arora@oracle.com>,
"Philippe Mathieu-Daudé" <philmd@linaro.org>,
"Thomas Huth" <thuth@redhat.com>,
"Alex Bennée" <alex.bennee@linaro.org>,
"Juan Quintela" <quintela@redhat.com>,
"Dr . David Alan Gilbert" <dgilbert@redhat.com>,
"Claudio Fontana" <cfontana@suse.de>,
"Julien Grall" <julien@xen.org>,
"Michael S. Tsirkin" <mst@redhat.com>,
"Marcel Apfelbaum" <marcel.apfelbaum@gmail.com>,
armbru@redhat.com
Subject: [PATCH v7 38/51] i386/xen: add monitor commands to test event injection
Date: Mon, 16 Jan 2023 21:57:52 +0000 [thread overview]
Message-ID: <20230116215805.1123514-39-dwmw2@infradead.org> (raw)
In-Reply-To: <20230116215805.1123514-1-dwmw2@infradead.org>
From: Joao Martins <joao.m.martins@oracle.com>
Specifically add listing, injection of event channels.
Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Acked-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
---
hmp-commands.hx | 29 ++++++++
hw/i386/kvm/meson.build | 4 ++
hw/i386/kvm/xen-stubs.c | 25 +++++++
hw/i386/kvm/xen_evtchn.c | 138 +++++++++++++++++++++++++++++++++++++++
hw/i386/kvm/xen_evtchn.h | 3 +
monitor/misc.c | 4 ++
qapi/misc.json | 91 ++++++++++++++++++++++++++
7 files changed, 294 insertions(+)
create mode 100644 hw/i386/kvm/xen-stubs.c
diff --git a/hmp-commands.hx b/hmp-commands.hx
index 673e39a697..fd77c432c0 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -1815,3 +1815,32 @@ SRST
Dump the FDT in dtb format to *filename*.
ERST
#endif
+
+#if defined(CONFIG_XEN_EMU)
+ {
+ .name = "xen-event-inject",
+ .args_type = "port:i",
+ .params = "port",
+ .help = "inject event channel",
+ .cmd = hmp_xen_event_inject,
+ },
+
+SRST
+``xen-event-inject`` *port*
+ Notify guest via event channel on port *port*.
+ERST
+
+
+ {
+ .name = "xen-event-list",
+ .args_type = "",
+ .params = "",
+ .help = "list event channel state",
+ .cmd = hmp_xen_event_list,
+ },
+
+SRST
+``xen-event-list``
+ List event channels in the guest
+ERST
+#endif
diff --git a/hw/i386/kvm/meson.build b/hw/i386/kvm/meson.build
index cab64df339..577eb50a18 100644
--- a/hw/i386/kvm/meson.build
+++ b/hw/i386/kvm/meson.build
@@ -10,3 +10,7 @@ i386_kvm_ss.add(when: 'CONFIG_XEN_EMU', if_true: files(
))
i386_ss.add_all(when: 'CONFIG_KVM', if_true: i386_kvm_ss)
+
+specific_ss.add(when: 'CONFIG_XEN_EMU', if_false: files(
+ 'xen-stubs.c',
+))
diff --git a/hw/i386/kvm/xen-stubs.c b/hw/i386/kvm/xen-stubs.c
new file mode 100644
index 0000000000..6f433dc995
--- /dev/null
+++ b/hw/i386/kvm/xen-stubs.c
@@ -0,0 +1,25 @@
+/*
+ * QEMU Xen emulation: QMP stubs
+ *
+ * Copyright © 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Authors: David Woodhouse <dwmw2@infradead.org>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+#include "qapi/error.h"
+#include "qapi/qapi-commands-misc.h"
+
+EvtchnInfoList *qmp_xen_event_list(Error **errp)
+{
+ error_setg(errp, "Xen event channel emulation not enabled");
+ return NULL;
+}
+
+void qmp_xen_event_inject(uint32_t port, Error **errp)
+{
+ error_setg(errp, "Xen event channel emulation not enabled");
+}
diff --git a/hw/i386/kvm/xen_evtchn.c b/hw/i386/kvm/xen_evtchn.c
index 6b6df39978..a73db5d2bc 100644
--- a/hw/i386/kvm/xen_evtchn.c
+++ b/hw/i386/kvm/xen_evtchn.c
@@ -14,7 +14,11 @@
#include "qemu/module.h"
#include "qemu/main-loop.h"
#include "qemu/log.h"
+#include "monitor/monitor.h"
+#include "monitor/hmp.h"
#include "qapi/error.h"
+#include "qapi/qapi-commands-misc.h"
+#include "qapi/qmp/qdict.h"
#include "qom/object.h"
#include "exec/target_page.h"
#include "exec/address-spaces.h"
@@ -1059,3 +1063,137 @@ int xen_evtchn_send_op(struct evtchn_send *send)
return ret;
}
+static const char *type_names[] = {
+ "closed",
+ "unbound",
+ "interdomain",
+ "pirq",
+ "virq",
+ "ipi"
+};
+
+EvtchnInfoList *qmp_xen_event_list(Error **errp)
+{
+ XenEvtchnState *s = xen_evtchn_singleton;
+ EvtchnInfoList *head = NULL, **tail = &head;
+ void *shinfo, *pending, *mask;
+ int i;
+
+ if (!s) {
+ error_setg(errp, "Xen event channel emulation not enabled");
+ return NULL;
+ }
+
+ shinfo = xen_overlay_get_shinfo_ptr();
+ if (!shinfo) {
+ error_setg(errp, "Xen shared info page not allocated");
+ return NULL;
+ }
+ if (xen_is_long_mode()) {
+ pending = shinfo + offsetof(struct shared_info, evtchn_pending);
+ mask = shinfo + offsetof(struct shared_info, evtchn_mask);
+ } else {
+ pending = shinfo + offsetof(struct compat_shared_info, evtchn_pending);
+ mask = shinfo + offsetof(struct compat_shared_info, evtchn_mask);
+ }
+
+ QEMU_LOCK_GUARD(&s->port_lock);
+
+ for (i = 0; i < s->nr_ports; i++) {
+ XenEvtchnPort *p = &s->port_table[i];
+ EvtchnInfo *info;
+
+ if (p->type == EVTCHNSTAT_closed) {
+ continue;
+ }
+
+ info = g_new0(EvtchnInfo, 1);
+
+ info->port = i;
+ info->type = g_strdup(type_names[p->type]);
+ if (p->type == EVTCHNSTAT_interdomain) {
+ info->remote_domain = g_strdup((p->type_val & PORT_INFO_TYPEVAL_REMOTE_QEMU) ?
+ "qemu" : "loopback");
+ info->target = p->type_val & PORT_INFO_TYPEVAL_REMOTE_PORT_MASK;
+ } else {
+ info->target = p->type_val;
+ }
+ info->vcpu = p->vcpu;
+ info->pending = test_bit(i, pending);
+ info->masked = test_bit(i, mask);
+
+ QAPI_LIST_APPEND(tail, info);
+ }
+
+ return head;
+}
+
+void qmp_xen_event_inject(uint32_t port, Error **errp)
+{
+ XenEvtchnState *s = xen_evtchn_singleton;
+
+ if (!s) {
+ error_setg(errp, "Xen event channel emulation not enabled");
+ return;
+ }
+
+ if (!valid_port(port)) {
+ error_setg(errp, "Invalid port %u", port);
+ }
+
+ QEMU_LOCK_GUARD(&s->port_lock);
+
+ if (set_port_pending(s, port)) {
+ error_setg(errp, "Failed to set port %u", port);
+ return;
+ }
+}
+
+void hmp_xen_event_list(Monitor *mon, const QDict *qdict)
+{
+ EvtchnInfoList *iter, *info_list;
+ Error *err = NULL;
+
+ info_list = qmp_xen_event_list(&err);
+ if (err) {
+ hmp_handle_error(mon, err);
+ return;
+ }
+
+ for (iter = info_list; iter; iter = iter->next) {
+ EvtchnInfo *info = iter->value;
+
+ monitor_printf(mon, "port %4lu: vcpu: %ld %s", info->port, info->vcpu,
+ info->type);
+ if (strcmp(info->type, "ipi")) {
+ monitor_printf(mon, "(");
+ if (info->remote_domain) {
+ monitor_printf(mon, "%s:", info->remote_domain);
+ }
+ monitor_printf(mon, "%ld)", info->target);
+ }
+ if (info->pending) {
+ monitor_printf(mon, " PENDING");
+ }
+ if (info->masked) {
+ monitor_printf(mon, " MASKED");
+ }
+ monitor_printf(mon, "\n");
+ }
+
+ qapi_free_EvtchnInfoList(info_list);
+}
+
+void hmp_xen_event_inject(Monitor *mon, const QDict *qdict)
+{
+ int port = qdict_get_int(qdict, "port");
+ Error *err = NULL;
+
+ qmp_xen_event_inject(port, &err);
+ if (err) {
+ hmp_handle_error(mon, err);
+ } else {
+ monitor_printf(mon, "Delivered port %d\n", port);
+ }
+}
+
diff --git a/hw/i386/kvm/xen_evtchn.h b/hw/i386/kvm/xen_evtchn.h
index 5d3e03553f..670f8b3f7d 100644
--- a/hw/i386/kvm/xen_evtchn.h
+++ b/hw/i386/kvm/xen_evtchn.h
@@ -16,6 +16,9 @@ void xen_evtchn_create(void);
int xen_evtchn_soft_reset(void);
int xen_evtchn_set_callback_param(uint64_t param);
+void hmp_xen_event_inject(Monitor *mon, const QDict *qdict);
+void hmp_xen_event_list(Monitor *mon, const QDict *qdict);
+
struct evtchn_status;
struct evtchn_close;
struct evtchn_unmask;
diff --git a/monitor/misc.c b/monitor/misc.c
index bf3f1c67ca..7d8c473ffb 100644
--- a/monitor/misc.c
+++ b/monitor/misc.c
@@ -82,6 +82,10 @@
/* Make devices configuration available for use in hmp-commands*.hx templates */
#include CONFIG_DEVICES
+#ifdef CONFIG_XEN_EMU
+#include "hw/i386/kvm/xen_evtchn.h"
+#endif
+
/* file descriptors passed via SCM_RIGHTS */
typedef struct mon_fd_t mon_fd_t;
struct mon_fd_t {
diff --git a/qapi/misc.json b/qapi/misc.json
index 27ef5a2b20..6284f86a5b 100644
--- a/qapi/misc.json
+++ b/qapi/misc.json
@@ -584,3 +584,94 @@
{ 'event': 'VFU_CLIENT_HANGUP',
'data': { 'vfu-id': 'str', 'vfu-qom-path': 'str',
'dev-id': 'str', 'dev-qom-path': 'str' } }
+
+##
+# @EvtchnInfo:
+#
+# Information about a Xen event channel port
+#
+# @port: the port number
+#
+# @vcpu: target vCPU for this port
+#
+# @type: the port type
+#
+# @remote-domain: remote domain for interdomain ports
+#
+# @target: remote port ID, or virq/pirq number
+#
+# @pending: port is currently active pending delivery
+#
+# @masked: port is masked
+#
+# Since: x.xx
+##
+{ 'struct': 'EvtchnInfo',
+ 'data': {'port': 'int',
+ 'vcpu': 'int',
+ 'type': 'str',
+ 'remote-domain': 'str',
+ 'target': 'int',
+ 'pending': 'bool',
+ 'masked': 'bool'}}
+
+
+##
+# @xen-event-list:
+#
+# Query the Xen event channels opened by the guest.
+#
+# Returns: list of open event channel ports.
+#
+# Since: x.xx
+#
+# Example:
+#
+# -> { "execute": "xen-event-list" }
+# <- { "return": [
+# {
+# "pending": false,
+# "port": 1,
+# "vcpu": 1,
+# "remote-domain": "qemu",
+# "masked": false,
+# "type": "interdomain",
+# "target": 1
+# },
+# {
+# "pending": false,
+# "port": 2,
+# "vcpu": 0,
+# "remote-domain": "",
+# "masked": false,
+# "type": "virq",
+# "target": 0
+# }
+# ]
+# }
+#
+##
+{ 'command': 'xen-event-list',
+ 'returns': ['EvtchnInfo']
+}
+
+##
+# @xen-event-inject:
+#
+# Inject a Xen event channel port to the guest.
+#
+# @port: The port number
+#
+# Returns: - Nothing on success.
+#
+# Since: x.xx
+#
+# Example:
+#
+# -> { "execute": "xen-event-inject", "arguments": { "port": 1 } }
+# <- { "return": { } }
+#
+##
+{ 'command': 'xen-event-inject',
+ 'data': { 'port': 'uint32' }
+}
--
2.39.0
next prev parent reply other threads:[~2023-01-16 22:07 UTC|newest]
Thread overview: 97+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-16 21:57 [PATCH v7 00/51] Xen support under KVM David Woodhouse
2023-01-16 21:57 ` [PATCH v7 01/51] include: import Xen public headers to include/standard-headers/ David Woodhouse
2023-01-19 13:02 ` Alex Bennée
2023-01-19 15:06 ` David Woodhouse
2023-01-16 21:57 ` [PATCH v7 02/51] xen: add CONFIG_XENFV_MACHINE and CONFIG_XEN_EMU options for Xen emulation David Woodhouse
2023-01-16 21:57 ` [PATCH v7 03/51] xen: Add XEN_DISABLED mode and make it default David Woodhouse
2023-01-16 21:57 ` [PATCH v7 04/51] i386/kvm: Add xen-version KVM accelerator property and init KVM Xen support David Woodhouse
2023-01-16 21:57 ` [PATCH v7 05/51] i386/kvm: handle Xen HVM cpuid leaves David Woodhouse
2023-01-16 21:57 ` [PATCH v7 06/51] i386/hvm: Set Xen vCPU ID in KVM David Woodhouse
2023-01-16 21:57 ` [PATCH v7 07/51] xen-platform: exclude vfio-pci from the PCI platform unplug David Woodhouse
2023-01-16 21:57 ` [PATCH v7 08/51] xen-platform: allow its creation with XEN_EMULATE mode David Woodhouse
2023-01-17 9:44 ` Paul Durrant
2023-01-16 21:57 ` [PATCH v7 09/51] i386/xen: handle guest hypercalls David Woodhouse
2023-01-16 21:57 ` [PATCH v7 10/51] i386/xen: implement HYPERVISOR_xen_version David Woodhouse
2023-01-16 21:57 ` [PATCH v7 11/51] i386/xen: implement HYPERVISOR_sched_op, SCHEDOP_shutdown David Woodhouse
2023-01-16 21:57 ` [PATCH v7 12/51] i386/xen: Implement SCHEDOP_poll and SCHEDOP_yield David Woodhouse
2023-01-16 21:57 ` [PATCH v7 13/51] hw/xen: Add xen_overlay device for emulating shared xenheap pages David Woodhouse
2023-01-16 21:57 ` [PATCH v7 14/51] i386/xen: add pc_machine_kvm_type to initialize XEN_EMULATE mode David Woodhouse
2023-01-17 9:47 ` Paul Durrant
2023-01-16 21:57 ` [PATCH v7 15/51] i386/xen: manage and save/restore Xen guest long_mode setting David Woodhouse
2023-01-16 21:57 ` [PATCH v7 16/51] i386/xen: implement HYPERVISOR_memory_op David Woodhouse
2023-01-16 21:57 ` [PATCH v7 17/51] i386/xen: implement XENMEM_add_to_physmap_batch David Woodhouse
2023-01-16 21:57 ` [PATCH v7 18/51] i386/xen: implement HYPERVISOR_hvm_op David Woodhouse
2023-01-16 21:57 ` [PATCH v7 19/51] i386/xen: implement HYPERVISOR_vcpu_op David Woodhouse
2023-01-16 21:57 ` [PATCH v7 20/51] i386/xen: handle VCPUOP_register_vcpu_info David Woodhouse
2023-01-16 21:57 ` [PATCH v7 21/51] i386/xen: handle VCPUOP_register_vcpu_time_info David Woodhouse
2023-01-16 21:57 ` [PATCH v7 22/51] i386/xen: handle VCPUOP_register_runstate_memory_area David Woodhouse
2023-01-16 21:57 ` [PATCH v7 23/51] i386/xen: implement HYPERVISOR_event_channel_op David Woodhouse
2023-01-17 9:53 ` Paul Durrant
2023-01-17 9:59 ` David Woodhouse
2023-01-16 21:57 ` [PATCH v7 24/51] i386/xen: implement HVMOP_set_evtchn_upcall_vector David Woodhouse
2023-01-16 21:57 ` [PATCH v7 25/51] i386/xen: implement HVMOP_set_param David Woodhouse
2023-01-16 21:57 ` [PATCH v7 26/51] hw/xen: Add xen_evtchn device for event channel emulation David Woodhouse
2023-01-17 10:00 ` Paul Durrant
2023-01-17 10:23 ` David Woodhouse
2023-01-17 10:56 ` Paul Durrant
2023-01-17 11:02 ` David Woodhouse
2023-01-17 11:06 ` Paul Durrant
2023-01-17 11:24 ` David Woodhouse
2023-01-17 11:53 ` Paul Durrant
2023-01-17 12:12 ` David Woodhouse
2023-01-17 13:01 ` [PATCH v7.1 " David Woodhouse
2023-01-16 21:57 ` [PATCH v7 27/51] i386/xen: Add support for Xen event channel delivery to vCPU David Woodhouse
2023-01-17 11:11 ` Paul Durrant
2023-01-17 12:31 ` David Woodhouse
2023-01-17 13:11 ` Paul Durrant
2023-01-17 12:01 ` Paul Durrant
2023-01-16 21:57 ` [PATCH v7 28/51] hw/xen: Implement EVTCHNOP_status David Woodhouse
2023-01-16 21:57 ` [PATCH v7 29/51] hw/xen: Implement EVTCHNOP_close David Woodhouse
2023-01-16 21:57 ` [PATCH v7 30/51] hw/xen: Implement EVTCHNOP_unmask David Woodhouse
2023-01-16 21:57 ` [PATCH v7 31/51] hw/xen: Implement EVTCHNOP_bind_virq David Woodhouse
2023-01-16 21:57 ` [PATCH v7 32/51] hw/xen: Implement EVTCHNOP_bind_ipi David Woodhouse
2023-01-16 21:57 ` [PATCH v7 33/51] hw/xen: Implement EVTCHNOP_send David Woodhouse
2023-01-16 21:57 ` [PATCH v7 34/51] hw/xen: Implement EVTCHNOP_alloc_unbound David Woodhouse
2023-01-16 21:57 ` [PATCH v7 35/51] hw/xen: Implement EVTCHNOP_bind_interdomain David Woodhouse
2023-01-16 21:57 ` [PATCH v7 36/51] hw/xen: Implement EVTCHNOP_bind_vcpu David Woodhouse
2023-01-16 21:57 ` [PATCH v7 37/51] hw/xen: Implement EVTCHNOP_reset David Woodhouse
2023-01-16 21:57 ` David Woodhouse [this message]
2023-01-17 10:08 ` [PATCH v7 38/51] i386/xen: add monitor commands to test event injection Markus Armbruster
2023-01-17 10:41 ` David Woodhouse
2023-01-17 11:31 ` David Woodhouse
2023-01-19 11:01 ` David Woodhouse
2023-01-16 21:57 ` [PATCH v7 39/51] hw/xen: Support HVM_PARAM_CALLBACK_TYPE_GSI callback David Woodhouse
2023-01-16 21:57 ` [PATCH v7 40/51] hw/xen: Support HVM_PARAM_CALLBACK_TYPE_PCI_INTX callback David Woodhouse
2023-01-16 21:57 ` [PATCH v7 41/51] kvm/i386: Add xen-gnttab-max-frames property David Woodhouse
2023-01-16 21:57 ` [PATCH v7 42/51] hw/xen: Add xen_gnttab device for grant table emulation David Woodhouse
2023-01-16 21:57 ` [PATCH v7 43/51] hw/xen: Support mapping grant frames David Woodhouse
2023-01-16 21:57 ` [PATCH v7 44/51] i386/xen: Implement HYPERVISOR_grant_table_op and GNTTABOP_[gs]et_verson David Woodhouse
2023-01-16 21:57 ` [PATCH v7 45/51] hw/xen: Implement GNTTABOP_query_size David Woodhouse
2023-01-16 21:58 ` [PATCH v7 46/51] i386/xen: handle PV timer hypercalls David Woodhouse
2023-01-16 21:58 ` [PATCH v7 47/51] i386/xen: Reserve Xen special pages for console, xenstore rings David Woodhouse
2023-01-16 21:58 ` [PATCH v7 48/51] i386/xen: handle HVMOP_get_param David Woodhouse
2023-01-16 21:58 ` [PATCH v7 49/51] hw/xen: Add backend implementation of interdomain event channel support David Woodhouse
2023-01-16 21:58 ` [PATCH v7 50/51] hw/xen: Add xen_xenstore device for xenstore emulation David Woodhouse
2023-01-16 21:58 ` [PATCH v7 51/51] hw/xen: Add basic ring handling to xenstore David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 00/19] Emulated Xen PV backend and PIRQ support David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 01/19] hw/xen: Add evtchn operations to allow redirection to internal emulation David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 02/19] hw/xen: Add emulated evtchn ops David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 03/19] hw/xen: Add gnttab operations to allow redirection to internal emulation David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 04/19] hw/xen: Pass grant ref to gnttab unmap David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 05/19] hw/xen: Add foreignmem operations to allow redirection to internal emulation David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 06/19] hw/xen: Add xenstore " David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 07/19] hw/xen: Move xenstore_store_pv_console_info to xen_console.c David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 08/19] hw/xen: Use XEN_PAGE_SIZE in PV backend drivers David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 09/19] hw/xen: Rename xen_common.h to xen_native.h David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 10/19] hw/xen: Build PV backend drivers for XENFV_MACHINE David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 11/19] hw/xen: Map guest XENSTORE_PFN grant in emulated Xenstore David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 12/19] hw/xen: Add backend implementation of grant table operations David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 13/19] hw/xen: Implement soft reset for emulated gnttab David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 14/19] hw/xen: Remove old version of Xen headers David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 15/19] i386/xen: Initialize XenBus and legacy backends from pc_init1() David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 16/19] i386/xen: Implement HYPERVISOR_physdev_op David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 17/19] hw/xen: Implement emulated PIRQ hypercall support David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 18/19] hw/xen: Support GSI mapping to PIRQ David Woodhouse
2023-01-16 22:19 ` [RFC PATCH v7bis 19/19] hw/xen: Support MSI " David Woodhouse
2023-01-17 16:01 ` [PATCH v7 52/51] hw/xen: Automatically add xen-platform PCI device for emulated Xen guests David Woodhouse
2023-01-17 16:02 ` [PATCH v7 53/51] i386/xen: Document Xen HVM emulation David Woodhouse
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