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multifd: Add multifd-compression parameter

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This will store the compression method to use.  We start with none.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Acked-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

---

Rename multifd-method to multifd-compression
This commit is contained in:
Juan Quintela
2020-02-28 09:24:43 +01:00
parent 8b6b68e05b
commit 96eef04238
6 changed files with 80 additions and 7 deletions
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monitor/hmp-cmds.c
+13
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@@ -40,6 +40,7 @@
#include "qapi/qapi-commands-tpm.h"
#include "qapi/qapi-commands-ui.h"
#include "qapi/qapi-visit-net.h"
#include "qapi/qapi-visit-migration.h"
#include "qapi/qmp/qdict.h"
#include "qapi/qmp/qerror.h"
#include "qapi/string-input-visitor.h"
@@ -448,6 +449,9 @@ void hmp_info_migrate_parameters(Monitor *mon, const QDict *qdict)
monitor_printf(mon, "%s: %u\n",
MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_CHANNELS),
params->multifd_channels);
monitor_printf(mon, "%s: %s\n",
MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_COMPRESSION),
MultiFDCompression_str(params->multifd_compression));
monitor_printf(mon, "%s: %" PRIu64 "\n",
MigrationParameter_str(MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE),
params->xbzrle_cache_size);
@@ -1739,6 +1743,7 @@ void hmp_migrate_set_parameter(Monitor *mon, const QDict *qdict)
MigrateSetParameters *p = g_new0(MigrateSetParameters, 1);
uint64_t valuebw = 0;
uint64_t cache_size;
MultiFDCompression compress_type;
Error *err = NULL;
int val, ret;
@@ -1824,6 +1829,14 @@ void hmp_migrate_set_parameter(Monitor *mon, const QDict *qdict)
p->has_multifd_channels = true;
visit_type_int(v, param, &p->multifd_channels, &err);
break;
case MIGRATION_PARAMETER_MULTIFD_COMPRESSION:
p->has_multifd_compression = true;
visit_type_MultiFDCompression(v, param, &compress_type, &err);
if (err) {
break;
}
p->multifd_compression = compress_type;
break;
case MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE:
p->has_xbzrle_cache_size = true;
visit_type_size(v, param, &cache_size, &err);