diff options
Diffstat (limited to 'contrib/qemu/include/migration/migration.h')
-rw-r--r-- | contrib/qemu/include/migration/migration.h | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/contrib/qemu/include/migration/migration.h b/contrib/qemu/include/migration/migration.h deleted file mode 100644 index bc9fde0b2ab..00000000000 --- a/contrib/qemu/include/migration/migration.h +++ /dev/null @@ -1,157 +0,0 @@ -/* - * QEMU live migration - * - * Copyright IBM, Corp. 2008 - * - * Authors: - * Anthony Liguori <aliguori@us.ibm.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * - */ - -#ifndef QEMU_MIGRATION_H -#define QEMU_MIGRATION_H - -#include "qapi/qmp/qdict.h" -#include "qemu-common.h" -#include "qemu/thread.h" -#include "qemu/notify.h" -#include "qapi/error.h" -#include "migration/vmstate.h" -#include "qapi-types.h" -#include "exec/cpu-common.h" - -struct MigrationParams { - bool blk; - bool shared; -}; - -typedef struct MigrationState MigrationState; - -struct MigrationState -{ - int64_t bandwidth_limit; - size_t bytes_xfer; - size_t xfer_limit; - QemuThread thread; - QEMUBH *cleanup_bh; - QEMUFile *file; - - int state; - MigrationParams params; - double mbps; - int64_t total_time; - int64_t downtime; - int64_t expected_downtime; - int64_t dirty_pages_rate; - int64_t dirty_bytes_rate; - bool enabled_capabilities[MIGRATION_CAPABILITY_MAX]; - int64_t xbzrle_cache_size; -}; - -void process_incoming_migration(QEMUFile *f); - -void qemu_start_incoming_migration(const char *uri, Error **errp); - -uint64_t migrate_max_downtime(void); - -void do_info_migrate_print(Monitor *mon, const QObject *data); - -void do_info_migrate(Monitor *mon, QObject **ret_data); - -void exec_start_incoming_migration(const char *host_port, Error **errp); - -void exec_start_outgoing_migration(MigrationState *s, const char *host_port, Error **errp); - -void tcp_start_incoming_migration(const char *host_port, Error **errp); - -void tcp_start_outgoing_migration(MigrationState *s, const char *host_port, Error **errp); - -void unix_start_incoming_migration(const char *path, Error **errp); - -void unix_start_outgoing_migration(MigrationState *s, const char *path, Error **errp); - -void fd_start_incoming_migration(const char *path, Error **errp); - -void fd_start_outgoing_migration(MigrationState *s, const char *fdname, Error **errp); - -void migrate_fd_error(MigrationState *s); - -void migrate_fd_connect(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); - -void acct_update_position(QEMUFile *f, size_t size, bool zero); - -extern SaveVMHandlers savevm_ram_handlers; - -uint64_t dup_mig_bytes_transferred(void); -uint64_t dup_mig_pages_transferred(void); -uint64_t skipped_mig_bytes_transferred(void); -uint64_t skipped_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 - * - * @reason - an error to be returned whenever migration is attempted - */ -void migrate_add_blocker(Error *reason); - -/** - * @migrate_del_blocker - remove a blocking error from migration - * - * @reason - the error blocking migration - */ -void migrate_del_blocker(Error *reason); - -bool migrate_rdma_pin_all(void); - -bool migrate_auto_converge(void); - -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); - -void ram_control_before_iterate(QEMUFile *f, uint64_t flags); -void ram_control_after_iterate(QEMUFile *f, uint64_t flags); -void ram_control_load_hook(QEMUFile *f, uint64_t flags); - -/* Whenever this is found in the data stream, the flags - * will be passed to ram_control_load_hook in the incoming-migration - * side. This lets before_ram_iterate/after_ram_iterate add - * transport-specific sections to the RAM migration data. - */ -#define RAM_SAVE_FLAG_HOOK 0x80 - -#define RAM_SAVE_CONTROL_NOT_SUPP -1000 -#define RAM_SAVE_CONTROL_DELAYED -2000 - -size_t ram_control_save_page(QEMUFile *f, ram_addr_t block_offset, - ram_addr_t offset, size_t size, - int *bytes_sent); - -#endif |