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migration: process_incoming_migration_co(): move colo part to colo

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Let's make better public interface for COLO: instead of
colo_process_incoming_thread and not trivial logic around creating the
thread let's make simple colo_incoming_co(), hiding implementation from
generic code.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Message-Id: <20230515130640.46035-4-vsementsov@yandex-team.ru>
Signed-off-by: Juan Quintela <quintela@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2023-05-15 16:06:40 +03:00 • committed by Juan Quintela
parent dd42ce24a3
commit d0a14a2ba0
4 changed files with 50 additions and 32 deletions
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9
include/migration/colo.h
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@ -28,7 +28,6 @@ bool migration_in_colo_state(void);
int migration_incoming_enable_colo(void);
void migration_incoming_disable_colo(void);
bool migration_incoming_colo_enabled(void);
void *colo_process_incoming_thread(void *opaque);
bool migration_incoming_in_colo_state(void);
COLOMode get_colo_mode(void);
@ -44,5 +43,13 @@ void colo_do_failover(void);
*/
void colo_checkpoint_delay_set(void);
/*
* Starts COLO incoming process. Called from process_incoming_migration_co()
* after loading the state.
*
* Called with BQL locked, may temporary release BQL.
*/
int coroutine_fn colo_incoming_co(void);
void colo_shutdown(void);
#endif