virtio,pc,pci: fixes,cleanups,features

most of CXL support
 fixes, cleanups all over the place
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge tag 'for_upstream' of git://git.kernel.org/pub/scm/virt/kvm/mst/qemu into staging

virtio,pc,pci: fixes,cleanups,features

most of CXL support
fixes, cleanups all over the place

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

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* tag 'for_upstream' of git://git.kernel.org/pub/scm/virt/kvm/mst/qemu: (86 commits)
  vhost-user-scsi: avoid unlink(NULL) with fd passing
  virtio-net: don't handle mq request in userspace handler for vhost-vdpa
  vhost-vdpa: change name and polarity for vhost_vdpa_one_time_request()
  vhost-vdpa: backend feature should set only once
  vhost-net: fix improper cleanup in vhost_net_start
  vhost-vdpa: fix improper cleanup in net_init_vhost_vdpa
  virtio-net: align ctrl_vq index for non-mq guest for vhost_vdpa
  virtio-net: setup vhost_dev and notifiers for cvq only when feature is negotiated
  hw/i386/amd_iommu: Fix IOMMU event log encoding errors
  hw/i386: Make pic a property of common x86 base machine type
  hw/i386: Make pit a property of common x86 base machine type
  include/hw/pci/pcie_host: Correct PCIE_MMCFG_SIZE_MAX
  include/hw/pci/pcie_host: Correct PCIE_MMCFG_BUS_MASK
  docs/vhost-user: Clarifications for VHOST_USER_ADD/REM_MEM_REG
  vhost-user: more master/slave things
  virtio: add vhost support for virtio devices
  virtio: drop name parameter for virtio_init()
  virtio/vhost-user: dynamically assign VhostUserHostNotifiers
  hw/virtio/vhost-user: don't suppress F_CONFIG when supported
  include/hw: start documenting the vhost API
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2022-05-16 16:31:01 -07:00
commit eec398119f
131 changed files with 5352 additions and 577 deletions

View file

@ -93,6 +93,7 @@
#include "qemu/config-file.h"
#include "qemu/qemu-options.h"
#include "qemu/main-loop.h"
#include "hw/cxl/cxl.h"
#ifdef CONFIG_VIRTFS
#include "fsdev/qemu-fsdev.h"
#endif
@ -120,6 +121,7 @@
#include "qapi/qapi-visit-audio.h"
#include "qapi/qapi-visit-block-core.h"
#include "qapi/qapi-visit-compat.h"
#include "qapi/qapi-visit-machine.h"
#include "qapi/qapi-visit-ui.h"
#include "qapi/qapi-commands-block-core.h"
#include "qapi/qapi-commands-migration.h"
@ -145,6 +147,12 @@ typedef struct BlockdevOptionsQueueEntry {
typedef QSIMPLEQ_HEAD(, BlockdevOptionsQueueEntry) BlockdevOptionsQueue;
typedef struct CXLFMWOptionQueueEntry {
CXLFixedMemoryWindowOptions *opts;
Location loc;
QSIMPLEQ_ENTRY(CXLFMWOptionQueueEntry) entry;
} CXLFMWOptionQueueEntry;
typedef struct ObjectOption {
ObjectOptions *opts;
QTAILQ_ENTRY(ObjectOption) next;
@ -171,6 +179,8 @@ static int snapshot;
static bool preconfig_requested;
static QemuPluginList plugin_list = QTAILQ_HEAD_INITIALIZER(plugin_list);
static BlockdevOptionsQueue bdo_queue = QSIMPLEQ_HEAD_INITIALIZER(bdo_queue);
static QSIMPLEQ_HEAD(, CXLFMWOptionQueueEntry) CXLFMW_opts =
QSIMPLEQ_HEAD_INITIALIZER(CXLFMW_opts);
static bool nographic = false;
static int mem_prealloc; /* force preallocation of physical target memory */
static const char *vga_model = NULL;
@ -1155,6 +1165,24 @@ static void parse_display(const char *p)
}
}
static void parse_cxl_fixed_memory_window(const char *optarg)
{
CXLFMWOptionQueueEntry *cfmws_entry;
Visitor *v;
v = qobject_input_visitor_new_str(optarg, "cxl-fixed-memory-window",
&error_fatal);
cfmws_entry = g_new(CXLFMWOptionQueueEntry, 1);
visit_type_CXLFixedMemoryWindowOptions(v, NULL, &cfmws_entry->opts,
&error_fatal);
if (!cfmws_entry->opts) {
exit(1);
}
visit_free(v);
loc_save(&cfmws_entry->loc);
QSIMPLEQ_INSERT_TAIL(&CXLFMW_opts, cfmws_entry, entry);
}
static inline bool nonempty_str(const char *str)
{
return str && *str;
@ -2017,6 +2045,20 @@ static void qemu_create_late_backends(void)
qemu_semihosting_console_init();
}
static void cxl_set_opts(void)
{
while (!QSIMPLEQ_EMPTY(&CXLFMW_opts)) {
CXLFMWOptionQueueEntry *cfmws_entry = QSIMPLEQ_FIRST(&CXLFMW_opts);
loc_restore(&cfmws_entry->loc);
QSIMPLEQ_REMOVE_HEAD(&CXLFMW_opts, entry);
cxl_fixed_memory_window_config(current_machine, cfmws_entry->opts,
&error_fatal);
qapi_free_CXLFixedMemoryWindowOptions(cfmws_entry->opts);
g_free(cfmws_entry);
}
}
static void qemu_resolve_machine_memdev(void)
{
if (ram_memdev_id) {
@ -2663,6 +2705,7 @@ void qmp_x_exit_preconfig(Error **errp)
qemu_init_board();
qemu_create_cli_devices();
cxl_fixed_memory_window_link_targets(errp);
qemu_machine_creation_done();
if (loadvm) {
@ -2843,6 +2886,9 @@ void qemu_init(int argc, char **argv, char **envp)
exit(1);
}
break;
case QEMU_OPTION_cxl_fixed_memory_window:
parse_cxl_fixed_memory_window(optarg);
break;
case QEMU_OPTION_display:
parse_display(optarg);
break;
@ -3678,6 +3724,7 @@ void qemu_init(int argc, char **argv, char **envp)
qemu_resolve_machine_memdev();
parse_numa_opts(current_machine);
cxl_set_opts();
if (vmstate_dump_file) {
/* dump and exit */