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Add 'auto-converge' migration capability 

The auto-converge migration capability allows the user to specify if they
choose live migration seqeunce to automatically detect and force convergence.

Signed-off-by: Chegu Vinod <chegu_vinod@hp.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
This commit is contained in:
Chegu Vinod 2013-06-24 03:49:42 -06:00 committed by Juan Quintela
parent 3c02270db9
commit bde1e2ec21
3 changed files with 12 additions and 1 deletions
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2
include/migration/migration.h
View File

@ -125,6 +125,8 @@ void migrate_del_blocker(Error *reason);
bool migrate_rdma_pin_all(void); 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, int xbzrle_encode_buffer(uint8_t *old_buf, uint8_t *new_buf, int slen,
uint8_t *dst, int dlen); uint8_t *dst, int dlen);
int xbzrle_decode_buffer(uint8_t *src, int slen, uint8_t *dst, int dlen); int xbzrle_decode_buffer(uint8_t *src, int slen, uint8_t *dst, int dlen);

9
migration.c
View File

@ -484,6 +484,15 @@ bool migrate_rdma_pin_all(void)
return s->enabled_capabilities[MIGRATION_CAPABILITY_X_RDMA_PIN_ALL]; return s->enabled_capabilities[MIGRATION_CAPABILITY_X_RDMA_PIN_ALL];
} }
bool migrate_auto_converge(void)
{
MigrationState *s;
s = migrate_get_current();
return s->enabled_capabilities[MIGRATION_CAPABILITY_AUTO_CONVERGE];
}
int migrate_use_xbzrle(void) int migrate_use_xbzrle(void)
{ {
MigrationState *s; MigrationState *s;

2
qapi-schema.json
View File

@ -616,7 +616,7 @@
# Since: 1.2 # Since: 1.2
## ##
{ 'enum': 'MigrationCapability', { 'enum': 'MigrationCapability',
'data': ['xbzrle', 'x-rdma-pin-all'] } 'data': ['xbzrle', 'x-rdma-pin-all', 'auto-converge'] }
## ##
# @MigrationCapabilityStatus # @MigrationCapabilityStatus