X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=migration.h;h=1c3e9b750eecedb54579ca22cdfd97844c182397;hb=a8170e5e97ad17ca169c64ba87ae2f53850dab4c;hp=0682179bdefee42017f7222783822b263871a7db;hpb=fa2756b71b73e8cd94f7d8964ad5e2aca4d2691c;p=mirror_qemu.git diff --git a/migration.h b/migration.h index 0682179bde..1c3e9b750e 100644 --- a/migration.h +++ b/migration.h @@ -18,6 +18,13 @@ #include "qemu-common.h" #include "notify.h" #include "error.h" +#include "vmstate.h" +#include "qapi-types.h" + +struct MigrationParams { + bool blk; + bool shared; +}; typedef struct MigrationState MigrationState; @@ -26,31 +33,26 @@ struct MigrationState int64_t bandwidth_limit; QEMUFile *file; int fd; - Monitor *mon; int state; int (*get_error)(MigrationState *s); int (*close)(MigrationState *s); int (*write)(MigrationState *s, const void *buff, size_t size); void *opaque; - int blk; - int shared; + MigrationParams params; + int64_t total_time; + int64_t downtime; + int64_t expected_downtime; + int64_t dirty_pages_rate; + bool enabled_capabilities[MIGRATION_CAPABILITY_MAX]; + int64_t xbzrle_cache_size; }; void process_incoming_migration(QEMUFile *f); -int qemu_start_incoming_migration(const char *uri); - -int do_migrate(Monitor *mon, const QDict *qdict, QObject **ret_data); - -int do_migrate_cancel(Monitor *mon, const QDict *qdict, QObject **ret_data); - -int do_migrate_set_speed(Monitor *mon, const QDict *qdict, QObject **ret_data); +int qemu_start_incoming_migration(const char *uri, Error **errp); uint64_t migrate_max_downtime(void); -int do_migrate_set_downtime(Monitor *mon, const QDict *qdict, - QObject **ret_data); - void do_info_migrate_print(Monitor *mon, const QObject *data); void do_info_migrate(Monitor *mon, QObject **ret_data); @@ -59,9 +61,10 @@ int exec_start_incoming_migration(const char *host_port); int exec_start_outgoing_migration(MigrationState *s, const char *host_port); -int tcp_start_incoming_migration(const char *host_port); +int tcp_start_incoming_migration(const char *host_port, Error **errp); -int tcp_start_outgoing_migration(MigrationState *s, const char *host_port); +int tcp_start_outgoing_migration(MigrationState *s, const char *host_port, + Error **errp); int unix_start_incoming_migration(const char *path); @@ -75,20 +78,33 @@ void migrate_fd_error(MigrationState *s); void migrate_fd_connect(MigrationState *s); +ssize_t migrate_fd_put_buffer(MigrationState *s, const void *data, + size_t size); +void migrate_fd_put_ready(MigrationState *s); +int migrate_fd_wait_for_unfreeze(MigrationState *s); +int migrate_fd_close(MigrationState *s); + void add_migration_state_change_notifier(Notifier *notify); void remove_migration_state_change_notifier(Notifier *notify); bool migration_is_active(MigrationState *); bool migration_has_finished(MigrationState *); bool migration_has_failed(MigrationState *); +MigrationState *migrate_get_current(void); uint64_t ram_bytes_remaining(void); uint64_t ram_bytes_transferred(void); uint64_t ram_bytes_total(void); -int ram_save_live(Monitor *mon, QEMUFile *f, int stage, void *opaque); -int ram_load(QEMUFile *f, void *opaque, int version_id); +extern SaveVMHandlers savevm_ram_handlers; -extern int incoming_expected; +uint64_t dup_mig_bytes_transferred(void); +uint64_t dup_mig_pages_transferred(void); +uint64_t norm_mig_bytes_transferred(void); +uint64_t norm_mig_pages_transferred(void); +uint64_t xbzrle_mig_bytes_transferred(void); +uint64_t xbzrle_mig_pages_transferred(void); +uint64_t xbzrle_mig_pages_overflow(void); +uint64_t xbzrle_mig_pages_cache_miss(void); /** * @migrate_add_blocker - prevent migration from proceeding @@ -104,4 +120,13 @@ void migrate_add_blocker(Error *reason); */ void migrate_del_blocker(Error *reason); +int xbzrle_encode_buffer(uint8_t *old_buf, uint8_t *new_buf, int slen, + uint8_t *dst, int dlen); +int xbzrle_decode_buffer(uint8_t *src, int slen, uint8_t *dst, int dlen); + +int migrate_use_xbzrle(void); +int64_t migrate_xbzrle_cache_size(void); + +int64_t xbzrle_cache_resize(int64_t new_size); + #endif