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migration: Move postcopy stuff to postcopy-ram.c

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Yes, we don't have a good place to put that stuff.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Juan Quintela 2017-04-24 16:50:35 +02:00
parent aa3544c371
commit bac3b21218
4 changed files with 44 additions and 44 deletions
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26
include/migration/migration.h
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@ -61,28 +61,6 @@ enum mig_rp_message_type {
typedef QLIST_HEAD(, LoadStateEntry) LoadStateEntry_Head;
/* The current postcopy state is read/set by postcopy_state_get/set
* which update it atomically.
* The state is updated as postcopy messages are received, and
* in general only one thread should be writing to the state at any one
* time, initially the main thread and then the listen thread;
* Corner cases are where either thread finishes early and/or errors.
* The state is checked as messages are received to ensure that
* the source is sending us messages in the correct order.
* The state is also used by the RAM reception code to know if it
* has to place pages atomically, and the cleanup code at the end of
* the main thread to know if it has to delay cleanup until the end
* of postcopy.
*/
typedef enum {
POSTCOPY_INCOMING_NONE = 0, /* Initial state - no postcopy */
POSTCOPY_INCOMING_ADVISE,
POSTCOPY_INCOMING_DISCARD,
POSTCOPY_INCOMING_LISTENING,
POSTCOPY_INCOMING_RUNNING,
POSTCOPY_INCOMING_END
} PostcopyState;
/* State for the incoming migration */
struct MigrationIncomingState {
QEMUFile *from_src_file;
@ -339,8 +317,4 @@ void global_state_store_running(void);
void migration_page_queue_free(void);
int ram_save_queue_pages(const char *rbname, ram_addr_t start, ram_addr_t len);
uint64_t ram_pagesize_summary(void);
PostcopyState postcopy_state_get(void);
/* Set the state and return the old state */
PostcopyState postcopy_state_set(PostcopyState new_state);
#endif