virtio, pci, pc: bugfixes, checkpatch, maintainers

Bugfixes all over the place.
 Add a new balloon maintainer.
 A checkpatch enhancement to enforce ACPI change rules.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio, pci, pc: bugfixes, checkpatch, maintainers

Bugfixes all over the place.
Add a new balloon maintainer.
A checkpatch enhancement to enforce ACPI change rules.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Tue 31 Mar 2020 15:54:36 BST
# gpg:                using RSA key 5D09FD0871C8F85B94CA8A0D281F0DB8D28D5469
# gpg:                issuer "mst@redhat.com"
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" [full]
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>" [full]
# Primary key fingerprint: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream:
  vhost-vsock: fix double close() in the realize() error path
  acpi: add acpi=OnOffAuto machine property to x86 and arm virt
  fix vhost_user_blk_watch crash
  hw/i386/amd_iommu.c: Fix corruption of log events passed to guest
  virtio-iommu: avoid memleak in the unrealize
  virtio-blk: delete vqs on the error path in realize()
  acpi: pcihp: fix left shift undefined behavior in acpi_pcihp_eject_slot()
  virtio-serial-bus: Plug memory leak on realize() error paths
  MAINTAINERS: Add myself as virtio-balloon co-maintainer
  checkpatch: enforce process for expected files

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2020-03-31 16:29:02 +01:00
commit 82915faec3
20 changed files with 126 additions and 34 deletions

View File

@ -1634,6 +1634,15 @@ F: hw/virtio/trace-events
F: net/vhost-user.c
F: include/hw/virtio/
virtio-balloon
M: Michael S. Tsirkin <mst@redhat.com>
M: David Hildenbrand <david@redhat.com>
S: Maintained
F: hw/virtio/virtio-balloon*.c
F: include/hw/virtio/virtio-balloon.h
F: balloon.c
F: include/sysemu/balloon.h
virtio-9p
M: Greg Kurz <groug@kaod.org>
R: Christian Schoenebeck <qemu_oss@crudebyte.com>

View File

@ -154,7 +154,7 @@ static void acpi_pcihp_eject_slot(AcpiPciHpState *s, unsigned bsel, unsigned slo
trace_acpi_pci_eject_slot(bsel, slot);
if (!bus) {
if (!bus || slot > 31) {
return;
}

View File

@ -910,7 +910,7 @@ void virt_acpi_setup(VirtMachineState *vms)
return;
}
if (!acpi_enabled) {
if (!virt_is_acpi_enabled(vms)) {
trace_virt_acpi_setup();
return;
}

View File

@ -67,6 +67,7 @@
#include "kvm_arm.h"
#include "hw/firmware/smbios.h"
#include "qapi/visitor.h"
#include "qapi/qapi-visit-common.h"
#include "standard-headers/linux/input.h"
#include "hw/arm/smmuv3.h"
#include "hw/acpi/acpi.h"
@ -1844,7 +1845,7 @@ static void machvirt_init(MachineState *machine)
create_pcie(vms);
if (has_ged && aarch64 && firmware_loaded && acpi_enabled) {
if (has_ged && aarch64 && firmware_loaded && virt_is_acpi_enabled(vms)) {
vms->acpi_dev = create_acpi_ged(vms);
} else {
create_gpio(vms);
@ -1934,6 +1935,31 @@ static void virt_set_its(Object *obj, bool value, Error **errp)
vms->its = value;
}
bool virt_is_acpi_enabled(VirtMachineState *vms)
{
if (vms->acpi == ON_OFF_AUTO_OFF) {
return false;
}
return true;
}
static void virt_get_acpi(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
VirtMachineState *vms = VIRT_MACHINE(obj);
OnOffAuto acpi = vms->acpi;
visit_type_OnOffAuto(v, name, &acpi, errp);
}
static void virt_set_acpi(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
VirtMachineState *vms = VIRT_MACHINE(obj);
visit_type_OnOffAuto(v, name, &vms->acpi, errp);
}
static char *virt_get_gic_version(Object *obj, Error **errp)
{
VirtMachineState *vms = VIRT_MACHINE(obj);
@ -2113,7 +2139,7 @@ static HotplugHandler *virt_machine_get_hotplug_handler(MachineState *machine,
if (object_dynamic_cast(OBJECT(dev), TYPE_VIRTIO_IOMMU_PCI)) {
VirtMachineState *vms = VIRT_MACHINE(machine);
if (!vms->bootinfo.firmware_loaded || !acpi_enabled) {
if (!vms->bootinfo.firmware_loaded || !virt_is_acpi_enabled(vms)) {
return HOTPLUG_HANDLER(machine);
}
}
@ -2184,6 +2210,12 @@ static void virt_machine_class_init(ObjectClass *oc, void *data)
mc->numa_mem_supported = true;
mc->auto_enable_numa_with_memhp = true;
mc->default_ram_id = "mach-virt.ram";
object_class_property_add(oc, "acpi", "OnOffAuto",
virt_get_acpi, virt_set_acpi,
NULL, NULL, &error_abort);
object_class_property_set_description(oc, "acpi",
"Enable ACPI", &error_abort);
}
static void virt_instance_init(Object *obj)

View File

@ -349,18 +349,6 @@ static void vhost_user_blk_disconnect(DeviceState *dev)
vhost_dev_cleanup(&s->dev);
}
static gboolean vhost_user_blk_watch(GIOChannel *chan, GIOCondition cond,
void *opaque)
{
DeviceState *dev = opaque;
VirtIODevice *vdev = VIRTIO_DEVICE(dev);
VHostUserBlk *s = VHOST_USER_BLK(vdev);
qemu_chr_fe_disconnect(&s->chardev);
return true;
}
static void vhost_user_blk_event(void *opaque, QEMUChrEvent event)
{
DeviceState *dev = opaque;
@ -373,15 +361,9 @@ static void vhost_user_blk_event(void *opaque, QEMUChrEvent event)
qemu_chr_fe_disconnect(&s->chardev);
return;
}
s->watch = qemu_chr_fe_add_watch(&s->chardev, G_IO_HUP,
vhost_user_blk_watch, dev);
break;
case CHR_EVENT_CLOSED:
vhost_user_blk_disconnect(dev);
if (s->watch) {
g_source_remove(s->watch);
s->watch = 0;
}
break;
case CHR_EVENT_BREAK:
case CHR_EVENT_MUX_IN:
@ -428,7 +410,6 @@ static void vhost_user_blk_device_realize(DeviceState *dev, Error **errp)
s->inflight = g_new0(struct vhost_inflight, 1);
s->vhost_vqs = g_new0(struct vhost_virtqueue, s->num_queues);
s->watch = 0;
s->connected = false;
qemu_chr_fe_set_handlers(&s->chardev, NULL, NULL, vhost_user_blk_event,

View File

@ -1204,6 +1204,9 @@ static void virtio_blk_device_realize(DeviceState *dev, Error **errp)
virtio_blk_data_plane_create(vdev, conf, &s->dataplane, &err);
if (err != NULL) {
error_propagate(errp, err);
for (i = 0; i < conf->num_queues; i++) {
virtio_del_queue(vdev, i);
}
virtio_cleanup(vdev);
return;
}

View File

@ -943,7 +943,6 @@ static void virtser_port_device_realize(DeviceState *dev, Error **errp)
Error *err = NULL;
port->vser = bus->vser;
port->bh = qemu_bh_new(flush_queued_data_bh, port);
assert(vsc->have_data);
@ -992,6 +991,7 @@ static void virtser_port_device_realize(DeviceState *dev, Error **errp)
return;
}
port->bh = qemu_bh_new(flush_queued_data_bh, port);
port->elem = NULL;
}

View File

@ -3024,7 +3024,7 @@ void acpi_setup(void)
return;
}
if (!acpi_enabled) {
if (!x86_machine_is_acpi_enabled(X86_MACHINE(pcms))) {
ACPI_BUILD_DPRINTF("ACPI disabled. Bailing out.\n");
return;
}

View File

@ -181,7 +181,7 @@ static void amdvi_log_event(AMDVIState *s, uint64_t *evt)
}
if (dma_memory_write(&address_space_memory, s->evtlog + s->evtlog_tail,
&evt, AMDVI_EVENT_LEN)) {
evt, AMDVI_EVENT_LEN)) {
trace_amdvi_evntlog_fail(s->evtlog, s->evtlog_tail);
}

View File

@ -1297,7 +1297,7 @@ static void pc_memory_pre_plug(HotplugHandler *hotplug_dev, DeviceState *dev,
* but pcms->acpi_dev is still created. Check !acpi_enabled in
* addition to cover this case.
*/
if (!pcms->acpi_dev || !acpi_enabled) {
if (!pcms->acpi_dev || !x86_machine_is_acpi_enabled(X86_MACHINE(pcms))) {
error_setg(errp,
"memory hotplug is not enabled: missing acpi device or acpi disabled");
return;
@ -1351,7 +1351,7 @@ static void pc_memory_unplug_request(HotplugHandler *hotplug_dev,
* but pcms->acpi_dev is still created. Check !acpi_enabled in
* addition to cover this case.
*/
if (!pcms->acpi_dev || !acpi_enabled) {
if (!pcms->acpi_dev || !x86_machine_is_acpi_enabled(X86_MACHINE(pcms))) {
error_setg(&local_err,
"memory hotplug is not enabled: missing acpi device or acpi disabled");
goto out;

View File

@ -275,7 +275,7 @@ static void pc_init1(MachineState *machine,
pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
}
if (pcmc->pci_enabled && acpi_enabled) {
if (pcmc->pci_enabled && x86_machine_is_acpi_enabled(X86_MACHINE(pcms))) {
DeviceState *piix4_pm;
smi_irq = qemu_allocate_irq(pc_acpi_smi_interrupt, first_cpu, 0);

View File

@ -904,11 +904,37 @@ static void x86_machine_set_smm(Object *obj, Visitor *v, const char *name,
visit_type_OnOffAuto(v, name, &x86ms->smm, errp);
}
bool x86_machine_is_acpi_enabled(X86MachineState *x86ms)
{
if (x86ms->acpi == ON_OFF_AUTO_OFF) {
return false;
}
return true;
}
static void x86_machine_get_acpi(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
X86MachineState *x86ms = X86_MACHINE(obj);
OnOffAuto acpi = x86ms->acpi;
visit_type_OnOffAuto(v, name, &acpi, errp);
}
static void x86_machine_set_acpi(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
X86MachineState *x86ms = X86_MACHINE(obj);
visit_type_OnOffAuto(v, name, &x86ms->acpi, errp);
}
static void x86_machine_initfn(Object *obj)
{
X86MachineState *x86ms = X86_MACHINE(obj);
x86ms->smm = ON_OFF_AUTO_AUTO;
x86ms->acpi = ON_OFF_AUTO_AUTO;
x86ms->max_ram_below_4g = 0; /* use default */
x86ms->smp_dies = 1;
}
@ -937,6 +963,12 @@ static void x86_machine_class_init(ObjectClass *oc, void *data)
NULL, NULL, &error_abort);
object_class_property_set_description(oc, X86_MACHINE_SMM,
"Enable SMM", &error_abort);
object_class_property_add(oc, X86_MACHINE_ACPI, "OnOffAuto",
x86_machine_get_acpi, x86_machine_set_acpi,
NULL, NULL, &error_abort);
object_class_property_set_description(oc, X86_MACHINE_ACPI,
"Enable ACPI", &error_abort);
}
static const TypeInfo x86_machine_info = {

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@ -364,12 +364,16 @@ static void vhost_vsock_device_realize(DeviceState *dev, Error **errp)
err_vhost_dev:
vhost_dev_cleanup(&vsock->vhost_dev);
/* vhost_dev_cleanup() closes the vhostfd passed to vhost_dev_init() */
vhostfd = -1;
err_virtio:
virtio_delete_queue(vsock->recv_vq);
virtio_delete_queue(vsock->trans_vq);
virtio_delete_queue(vsock->event_vq);
virtio_cleanup(vdev);
close(vhostfd);
if (vhostfd >= 0) {
close(vhostfd);
}
return;
}

View File

@ -693,9 +693,12 @@ static void virtio_iommu_device_unrealize(DeviceState *dev, Error **errp)
VirtIODevice *vdev = VIRTIO_DEVICE(dev);
VirtIOIOMMU *s = VIRTIO_IOMMU(dev);
g_hash_table_destroy(s->as_by_busptr);
g_tree_destroy(s->domains);
g_tree_destroy(s->endpoints);
virtio_delete_queue(s->req_vq);
virtio_delete_queue(s->event_vq);
virtio_cleanup(vdev);
}

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@ -181,7 +181,6 @@ void acpi_send_gpe_event(ACPIREGS *ar, qemu_irq irq,
void acpi_update_sci(ACPIREGS *acpi_regs, qemu_irq irq);
/* acpi.c */
extern int acpi_enabled;
extern char unsigned *acpi_tables;
extern size_t acpi_tables_len;

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@ -131,6 +131,7 @@ typedef struct {
bool highmem_ecam;
bool its;
bool virt;
OnOffAuto acpi;
VirtGICType gic_version;
VirtIOMMUType iommu;
uint16_t virtio_iommu_bdf;
@ -163,6 +164,7 @@ typedef struct {
OBJECT_CLASS_CHECK(VirtMachineClass, klass, TYPE_VIRT_MACHINE)
void virt_acpi_setup(VirtMachineState *vms);
bool virt_is_acpi_enabled(VirtMachineState *vms);
/* Return the number of used redistributor regions */
static inline int virt_gicv3_redist_region_count(VirtMachineState *vms)

View File

@ -64,6 +64,7 @@ typedef struct {
unsigned smp_dies;
OnOffAuto smm;
OnOffAuto acpi;
/*
* Address space used by IOAPIC device. All IOAPIC interrupts
@ -74,6 +75,7 @@ typedef struct {
#define X86_MACHINE_MAX_RAM_BELOW_4G "max-ram-below-4g"
#define X86_MACHINE_SMM "smm"
#define X86_MACHINE_ACPI "acpi"
#define TYPE_X86_MACHINE MACHINE_TYPE_NAME("x86")
#define X86_MACHINE(obj) \
@ -104,6 +106,7 @@ void x86_load_linux(X86MachineState *x86ms,
bool linuxboot_dma_enabled);
bool x86_machine_is_smm_enabled(X86MachineState *x86ms);
bool x86_machine_is_acpi_enabled(X86MachineState *x86ms);
/* Global System Interrupts */

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@ -38,7 +38,6 @@ typedef struct VHostUserBlk {
VhostUserState vhost_user;
struct vhost_virtqueue *vhost_vqs;
VirtQueue **virtqs;
guint watch;
bool connected;
} VHostUserBlk;

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@ -35,6 +35,8 @@ my $summary_file = 0;
my $root;
my %debug;
my $help = 0;
my $acpi_testexpected;
my $acpi_nontestexpected;
sub help {
my ($exitcode) = @_;
@ -1256,6 +1258,27 @@ sub WARN {
}
}
# According to tests/qtest/bios-tables-test.c: do not
# change expected file in the same commit with adding test
sub checkfilename {
my ($name) = @_;
if ($name =~ m#^tests/data/acpi/# and
# make exception for a shell script that rebuilds the files
not $name =~ m#^\.sh$# or
$name =~ m#^tests/qtest/bios-tables-test-allowed-diff.h$#) {
$acpi_testexpected = $name;
} else {
$acpi_nontestexpected = $name;
}
if (defined $acpi_testexpected and defined $acpi_nontestexpected) {
ERROR("Do not add expected files together with tests, " .
"follow instructions in " .
"tests/qtest/bios-tables-test.c: both " .
$acpi_testexpected . " and " .
$acpi_nontestexpected . " found\n");
}
}
sub process {
my $filename = shift;
@ -1431,9 +1454,11 @@ sub process {
if ($line =~ /^diff --git.*?(\S+)$/) {
$realfile = $1;
$realfile =~ s@^([^/]*)/@@ if (!$file);
checkfilename($realfile);
} elsif ($line =~ /^\+\+\+\s+(\S+)/) {
$realfile = $1;
$realfile =~ s@^([^/]*)/@@ if (!$file);
checkfilename($realfile);
$p1_prefix = $1;
if (!$file && $tree && $p1_prefix ne '' &&

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@ -144,7 +144,6 @@ static Chardev **serial_hds;
Chardev *parallel_hds[MAX_PARALLEL_PORTS];
int win2k_install_hack = 0;
int singlestep = 0;
int acpi_enabled = 1;
int no_hpet = 0;
int fd_bootchk = 1;
static int no_reboot;
@ -3516,7 +3515,8 @@ void qemu_init(int argc, char **argv, char **envp)
vnc_parse(optarg, &error_fatal);
break;
case QEMU_OPTION_no_acpi:
acpi_enabled = 0;
olist = qemu_find_opts("machine");
qemu_opts_parse_noisily(olist, "acpi=off", false);
break;
case QEMU_OPTION_no_hpet:
no_hpet = 1;