From f2a8f0a6314cad6b1d5b4ac03b71bf7ebebff733 Mon Sep 17 00:00:00 2001 From: Juan Quintela Date: Mon, 24 Apr 2017 13:42:55 +0200 Subject: migration: Split registration functions from vmstate.h MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit They are indpendent, and nowadays almost every device register things with qdev->vmsd. Signed-off-by: Juan Quintela Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Peter Xu --- hw/net/vmxnet3.c | 1 + hw/ppc/spapr.c | 1 + hw/s390x/s390-skeys.c | 1 + hw/s390x/s390-virtio-ccw.c | 1 + include/migration/register.h | 56 ++++++++++++++++++++++++++++++++++++++++++++ include/migration/vmstate.h | 38 ------------------------------ migration/block.c | 1 + migration/ram.c | 1 + migration/savevm.c | 1 + slirp/slirp.c | 1 + 10 files changed, 64 insertions(+), 38 deletions(-) create mode 100644 include/migration/register.h diff --git a/hw/net/vmxnet3.c b/hw/net/vmxnet3.c index 4df31101ec..a19a7a31dd 100644 --- a/hw/net/vmxnet3.c +++ b/hw/net/vmxnet3.c @@ -26,6 +26,7 @@ #include "qemu/bswap.h" #include "hw/pci/msix.h" #include "hw/pci/msi.h" +#include "migration/register.h" #include "vmxnet3.h" #include "vmxnet_debug.h" diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 91b4057933..bf2178f11e 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -39,6 +39,7 @@ #include "sysemu/hw_accel.h" #include "kvm_ppc.h" #include "migration/migration.h" +#include "migration/register.h" #include "mmu-hash64.h" #include "mmu-book3s-v3.h" #include "qom/cpu.h" diff --git a/hw/s390x/s390-skeys.c b/hw/s390x/s390-skeys.c index 35e7f6316f..c0de3b0c35 100644 --- a/hw/s390x/s390-skeys.c +++ b/hw/s390x/s390-skeys.c @@ -15,6 +15,7 @@ #include "hw/s390x/storage-keys.h" #include "qemu/error-report.h" #include "sysemu/kvm.h" +#include "migration/register.h" #define S390_SKEYS_BUFFER_SIZE 131072 /* Room for 128k storage keys */ #define S390_SKEYS_SAVE_FLAG_EOS 0x01 diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c index a806345276..41ca6668e2 100644 --- a/hw/s390x/s390-virtio-ccw.c +++ b/hw/s390x/s390-virtio-ccw.c @@ -28,6 +28,7 @@ #include "ipl.h" #include "hw/s390x/s390-virtio-ccw.h" #include "hw/s390x/css-bridge.h" +#include "migration/register.h" static const char *const reset_dev_types[] = { TYPE_VIRTUAL_CSS_BRIDGE, diff --git a/include/migration/register.h b/include/migration/register.h new file mode 100644 index 0000000000..717c6175b5 --- /dev/null +++ b/include/migration/register.h @@ -0,0 +1,56 @@ +/* + * QEMU migration vmstate registration + * + * Copyright IBM, Corp. 2008 + * + * Authors: + * Anthony Liguori + * + * This work is licensed under the terms of the GNU GPL, version 2. See + * the COPYING file in the top-level directory. + * + */ + +#ifndef MIGRATION_REGISTER_H +#define MIGRATION_REGISTER_H + +typedef void SaveStateHandler(QEMUFile *f, void *opaque); +typedef int LoadStateHandler(QEMUFile *f, void *opaque, int version_id); + +typedef struct SaveVMHandlers { + /* This runs inside the iothread lock. */ + SaveStateHandler *save_state; + + void (*cleanup)(void *opaque); + int (*save_live_complete_postcopy)(QEMUFile *f, void *opaque); + int (*save_live_complete_precopy)(QEMUFile *f, void *opaque); + + /* This runs both outside and inside the iothread lock. */ + bool (*is_active)(void *opaque); + + /* This runs outside the iothread lock in the migration case, and + * within the lock in the savevm case. The callback had better only + * use data that is local to the migration thread or protected + * by other locks. + */ + int (*save_live_iterate)(QEMUFile *f, void *opaque); + + /* This runs outside the iothread lock! */ + int (*save_live_setup)(QEMUFile *f, void *opaque); + void (*save_live_pending)(QEMUFile *f, void *opaque, + uint64_t threshold_size, + uint64_t *non_postcopiable_pending, + uint64_t *postcopiable_pending); + LoadStateHandler *load_state; +} SaveVMHandlers; + +int register_savevm_live(DeviceState *dev, + const char *idstr, + int instance_id, + int version_id, + SaveVMHandlers *ops, + void *opaque); + +void unregister_savevm(DeviceState *dev, const char *idstr, void *opaque); + +#endif diff --git a/include/migration/vmstate.h b/include/migration/vmstate.h index ee91dff0a1..9ad4ba1a9b 100644 --- a/include/migration/vmstate.h +++ b/include/migration/vmstate.h @@ -29,45 +29,7 @@ #include "migration/qjson.h" -typedef void SaveStateHandler(QEMUFile *f, void *opaque); typedef int LoadStateHandler(QEMUFile *f, void *opaque, int version_id); - -typedef struct SaveVMHandlers { - /* This runs inside the iothread lock. */ - SaveStateHandler *save_state; - - void (*cleanup)(void *opaque); - int (*save_live_complete_postcopy)(QEMUFile *f, void *opaque); - int (*save_live_complete_precopy)(QEMUFile *f, void *opaque); - - /* This runs both outside and inside the iothread lock. */ - bool (*is_active)(void *opaque); - - /* This runs outside the iothread lock in the migration case, and - * within the lock in the savevm case. The callback had better only - * use data that is local to the migration thread or protected - * by other locks. - */ - int (*save_live_iterate)(QEMUFile *f, void *opaque); - - /* This runs outside the iothread lock! */ - int (*save_live_setup)(QEMUFile *f, void *opaque); - void (*save_live_pending)(QEMUFile *f, void *opaque, - uint64_t threshold_size, - uint64_t *non_postcopiable_pending, - uint64_t *postcopiable_pending); - LoadStateHandler *load_state; -} SaveVMHandlers; - -int register_savevm_live(DeviceState *dev, - const char *idstr, - int instance_id, - int version_id, - SaveVMHandlers *ops, - void *opaque); - -void unregister_savevm(DeviceState *dev, const char *idstr, void *opaque); - typedef struct VMStateInfo VMStateInfo; typedef struct VMStateDescription VMStateDescription; typedef struct VMStateField VMStateField; diff --git a/migration/block.c b/migration/block.c index 114cedbfd0..223ecaa20f 100644 --- a/migration/block.c +++ b/migration/block.c @@ -26,6 +26,7 @@ #include "block.h" #include "migration/misc.h" #include "migration/migration.h" +#include "migration/register.h" #include "sysemu/blockdev.h" #include "qemu-file.h" #include "migration/vmstate.h" diff --git a/migration/ram.c b/migration/ram.c index 9ffd0a5479..d8b6713c4a 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -38,6 +38,7 @@ #include "xbzrle.h" #include "ram.h" #include "migration/migration.h" +#include "migration/register.h" #include "migration/misc.h" #include "qemu-file.h" #include "migration/vmstate.h" diff --git a/migration/savevm.c b/migration/savevm.c index cc8e4e10fe..59419ebb1d 100644 --- a/migration/savevm.c +++ b/migration/savevm.c @@ -37,6 +37,7 @@ #include "migration/migration.h" #include "migration/snapshot.h" #include "migration/misc.h" +#include "migration/register.h" #include "ram.h" #include "qemu-file-channel.h" #include "qemu-file.h" diff --git a/slirp/slirp.c b/slirp/slirp.c index 23864938f7..1d6756821c 100644 --- a/slirp/slirp.c +++ b/slirp/slirp.c @@ -26,6 +26,7 @@ #include "qemu/timer.h" #include "qemu/error-report.h" #include "chardev/char-fe.h" +#include "migration/register.h" #include "slirp.h" #include "hw/hw.h" #include "qemu/cutils.h" -- cgit v1.2.1