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[Qemu-devel] [PATCH v4] Add remove_boot_device_path() function for hot-u
From: |
Jun Li |
Subject: |
[Qemu-devel] [PATCH v4] Add remove_boot_device_path() function for hot-unplug device |
Date: |
Thu, 22 May 2014 00:12:06 +0800 |
Add remove_boot_device_path() function to remove bootindex when hot-unplug
a device.
Signed-off-by: Jun Li <address@hidden>
---
hw/block/virtio-blk.c | 1 +
hw/i386/kvm/pci-assign.c | 1 +
hw/misc/vfio.c | 1 +
hw/net/e1000.c | 1 +
hw/net/eepro100.c | 1 +
hw/net/ne2000.c | 1 +
hw/net/rtl8139.c | 1 +
hw/net/spapr_llan.c | 2 ++
hw/net/virtio-net.c | 1 +
hw/net/vmxnet3.c | 2 ++
hw/scsi/scsi-disk.c | 1 +
hw/scsi/scsi-generic.c | 1 +
hw/usb/dev-network.c | 1 +
hw/usb/host-libusb.c | 1 +
hw/usb/redirect.c | 1 +
include/sysemu/sysemu.h | 1 +
vl.c | 16 ++++++++++++++++
17 files changed, 34 insertions(+)
diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
index 8a568e5..497eb40 100644
--- a/hw/block/virtio-blk.c
+++ b/hw/block/virtio-blk.c
@@ -752,6 +752,7 @@ static void virtio_blk_device_unrealize(DeviceState *dev,
Error **errp)
unregister_savevm(dev, "virtio-blk", s);
blockdev_mark_auto_del(s->bs);
virtio_cleanup(vdev);
+ remove_boot_device_path(s->conf->bootindex);
}
static Property virtio_blk_properties[] = {
diff --git a/hw/i386/kvm/pci-assign.c b/hw/i386/kvm/pci-assign.c
index de33657..e655c8c 100644
--- a/hw/i386/kvm/pci-assign.c
+++ b/hw/i386/kvm/pci-assign.c
@@ -1855,6 +1855,7 @@ static void assigned_exitfn(struct PCIDevice *pci_dev)
deassign_device(dev);
free_assigned_device(dev);
+ remove_boot_device_path(dev->bootindex);
}
static Property assigned_dev_properties[] = {
diff --git a/hw/misc/vfio.c b/hw/misc/vfio.c
index 9cf5b84..1fea17d 100644
--- a/hw/misc/vfio.c
+++ b/hw/misc/vfio.c
@@ -3900,6 +3900,7 @@ static void vfio_exitfn(PCIDevice *pdev)
g_free(vdev->rom);
vfio_put_device(vdev);
vfio_put_group(group);
+ remove_boot_device_path(vdev->bootindex);
}
static void vfio_pci_reset(DeviceState *dev)
diff --git a/hw/net/e1000.c b/hw/net/e1000.c
index 8387443..190a9b1 100644
--- a/hw/net/e1000.c
+++ b/hw/net/e1000.c
@@ -1491,6 +1491,7 @@ pci_e1000_uninit(PCIDevice *dev)
memory_region_destroy(&d->mmio);
memory_region_destroy(&d->io);
qemu_del_nic(d->nic);
+ remove_boot_device_path(d->conf.bootindex);
}
static NetClientInfo net_e1000_info = {
diff --git a/hw/net/eepro100.c b/hw/net/eepro100.c
index 3b891ca..54924a4 100644
--- a/hw/net/eepro100.c
+++ b/hw/net/eepro100.c
@@ -1850,6 +1850,7 @@ static void pci_nic_uninit(PCIDevice *pci_dev)
vmstate_unregister(&pci_dev->qdev, s->vmstate, s);
eeprom93xx_free(&pci_dev->qdev, s->eeprom);
qemu_del_nic(s->nic);
+ remove_boot_device_path(s->conf.bootindex);
}
static NetClientInfo net_eepro100_info = {
diff --git a/hw/net/ne2000.c b/hw/net/ne2000.c
index 4c32e9e..53ef57a 100644
--- a/hw/net/ne2000.c
+++ b/hw/net/ne2000.c
@@ -753,6 +753,7 @@ static void pci_ne2000_exit(PCIDevice *pci_dev)
memory_region_destroy(&s->io);
qemu_del_nic(s->nic);
qemu_free_irq(s->irq);
+ remove_boot_device_path(s->c.bootindex);
}
static Property ne2000_properties[] = {
diff --git a/hw/net/rtl8139.c b/hw/net/rtl8139.c
index 5329f44..a6b6130 100644
--- a/hw/net/rtl8139.c
+++ b/hw/net/rtl8139.c
@@ -3474,6 +3474,7 @@ static void pci_rtl8139_uninit(PCIDevice *dev)
timer_del(s->timer);
timer_free(s->timer);
qemu_del_nic(s->nic);
+ remove_boot_device_path(s->conf.bootindex);
}
static void rtl8139_set_link_status(NetClientState *nc)
diff --git a/hw/net/spapr_llan.c b/hw/net/spapr_llan.c
index c433337..8fbd5b1 100644
--- a/hw/net/spapr_llan.c
+++ b/hw/net/spapr_llan.c
@@ -185,6 +185,8 @@ static void spapr_vlan_cleanup(NetClientState *nc)
VIOsPAPRVLANDevice *dev = qemu_get_nic_opaque(nc);
dev->nic = NULL;
+
+ remove_boot_device_path(dev->nicconf.bootindex);
}
static NetClientInfo net_spapr_vlan_info = {
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 940a7cf..6afb1ca 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -1645,6 +1645,7 @@ static void virtio_net_device_unrealize(DeviceState *dev,
Error **errp)
g_free(n->vqs);
qemu_del_nic(n->nic);
virtio_cleanup(vdev);
+ remove_boot_device_path(n->nic_conf.bootindex);
}
static void virtio_net_instance_init(Object *obj)
diff --git a/hw/net/vmxnet3.c b/hw/net/vmxnet3.c
index 1bb9259..20a657c 100644
--- a/hw/net/vmxnet3.c
+++ b/hw/net/vmxnet3.c
@@ -2186,6 +2186,8 @@ static void vmxnet3_pci_uninit(PCIDevice *pci_dev)
memory_region_destroy(&s->bar0);
memory_region_destroy(&s->bar1);
memory_region_destroy(&s->msix_bar);
+
+ remove_boot_device_path(s->conf.bootindex);
}
static void vmxnet3_qdev_reset(DeviceState *dev)
diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c
index 4bcef55..d33df2e 100644
--- a/hw/scsi/scsi-disk.c
+++ b/hw/scsi/scsi-disk.c
@@ -2156,6 +2156,7 @@ static void scsi_destroy(SCSIDevice *dev)
scsi_device_purge_requests(&s->qdev, SENSE_CODE(NO_SENSE));
blockdev_mark_auto_del(s->qdev.conf.bs);
+ remove_boot_device_path(s->qdev.conf.bootindex);
}
static void scsi_disk_resize_cb(void *opaque)
diff --git a/hw/scsi/scsi-generic.c b/hw/scsi/scsi-generic.c
index 3733d2c..d387f3e 100644
--- a/hw/scsi/scsi-generic.c
+++ b/hw/scsi/scsi-generic.c
@@ -390,6 +390,7 @@ static void scsi_destroy(SCSIDevice *s)
{
scsi_device_purge_requests(s, SENSE_CODE(NO_SENSE));
blockdev_mark_auto_del(s->conf.bs);
+ remove_boot_device_path(s->conf.bootindex);
}
static int scsi_generic_initfn(SCSIDevice *s)
diff --git a/hw/usb/dev-network.c b/hw/usb/dev-network.c
index 518d536..3aab429 100644
--- a/hw/usb/dev-network.c
+++ b/hw/usb/dev-network.c
@@ -1331,6 +1331,7 @@ static void usb_net_handle_destroy(USBDevice *dev)
/* TODO: remove the nd_table[] entry */
rndis_clear_responsequeue(s);
qemu_del_nic(s->nic);
+ remove_boot_device_path(s->conf.bootindex);
}
static NetClientInfo net_usbnet_info = {
diff --git a/hw/usb/host-libusb.c b/hw/usb/host-libusb.c
index 57bed09..3026258 100644
--- a/hw/usb/host-libusb.c
+++ b/hw/usb/host-libusb.c
@@ -920,6 +920,7 @@ static void usb_host_handle_destroy(USBDevice *udev)
qemu_remove_exit_notifier(&s->exit);
QTAILQ_REMOVE(&hostdevs, s, next);
usb_host_close(s);
+ remove_boot_device_path(s->bootindex);
}
static void usb_host_cancel_packet(USBDevice *udev, USBPacket *p)
diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c
index 287a505..27dc173 100644
--- a/hw/usb/redirect.c
+++ b/hw/usb/redirect.c
@@ -1351,6 +1351,7 @@ static void usbredir_handle_destroy(USBDevice *udev)
}
free(dev->filter_rules);
+ remove_boot_device_path(dev->bootindex);
}
static int usbredir_check_filter(USBRedirDevice *dev)
diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h
index ba5c7f8..2510e3b 100644
--- a/include/sysemu/sysemu.h
+++ b/include/sysemu/sysemu.h
@@ -193,6 +193,7 @@ void rtc_change_mon_event(struct tm *tm);
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
const char *suffix);
+void remove_boot_device_path(int32_t bootindex);
char *get_boot_devices_list(size_t *size, bool ignore_suffixes);
DeviceState *get_boot_device(uint32_t position);
diff --git a/vl.c b/vl.c
index 709d8cd..dd4049e 100644
--- a/vl.c
+++ b/vl.c
@@ -1189,6 +1189,22 @@ void add_boot_device_path(int32_t bootindex, DeviceState
*dev,
QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
}
+void remove_boot_device_path(int32_t bootindex)
+{
+ FWBootEntry *node, *next_node;
+
+ if (bootindex == -1) {
+ return;
+ }
+
+ QTAILQ_FOREACH_SAFE(node, &fw_boot_order, link, next_node) {
+ if (node->bootindex == bootindex) {
+ QTAILQ_REMOVE(&fw_boot_order, node, link);
+ return;
+ }
+ }
+}
+
DeviceState *get_boot_device(uint32_t position)
{
uint32_t counter = 0;
--
1.9.0
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