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authorDr. David Alan Gilbert <dgilbert@redhat.com>2015-01-21 10:14:48 +0000
committerJuan Quintela <quintela@redhat.com>2015-02-05 17:16:14 +0100
commita5df2a0222f424d86d0fd0b50e909af892da7eea (patch)
tree3dbb55165b96aff0c8dc32b25a83fcfa2b3473d4 /savevm.c
parent6a64b644ac593aca3762644b9585033d7cac0a29 (diff)
downloadqemu-arm-a5df2a0222f424d86d0fd0b50e909af892da7eea.tar.gz
Migration: Add lots of trace events
Mostly on the load side, so that when we get a complaint about a migration failure we can figure out what it didn't like. Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Signed-off-by: Amit Shah <amit.shah@redhat.com> Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'savevm.c')
-rw-r--r--savevm.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/savevm.c b/savevm.c
index 48c2396479..1cc0f02e02 100644
--- a/savevm.c
+++ b/savevm.c
@@ -674,7 +674,7 @@ int qemu_savevm_state_iterate(QEMUFile *f)
qemu_put_be32(f, se->section_id);
ret = se->ops->save_live_iterate(f, se->opaque);
- trace_savevm_section_end(se->idstr, se->section_id);
+ trace_savevm_section_end(se->idstr, se->section_id, ret);
if (ret < 0) {
qemu_file_set_error(f, ret);
@@ -714,7 +714,7 @@ void qemu_savevm_state_complete(QEMUFile *f)
qemu_put_be32(f, se->section_id);
ret = se->ops->save_live_complete(f, se->opaque);
- trace_savevm_section_end(se->idstr, se->section_id);
+ trace_savevm_section_end(se->idstr, se->section_id, ret);
if (ret < 0) {
qemu_file_set_error(f, ret);
return;
@@ -741,7 +741,7 @@ void qemu_savevm_state_complete(QEMUFile *f)
qemu_put_be32(f, se->version_id);
vmstate_save(f, se);
- trace_savevm_section_end(se->idstr, se->section_id);
+ trace_savevm_section_end(se->idstr, se->section_id, 0);
}
qemu_put_byte(f, QEMU_VM_EOF);
@@ -911,6 +911,7 @@ int qemu_loadvm_state(QEMUFile *f)
char idstr[257];
int len;
+ trace_qemu_loadvm_state_section(section_type);
switch (section_type) {
case QEMU_VM_SECTION_START:
case QEMU_VM_SECTION_FULL:
@@ -922,6 +923,8 @@ int qemu_loadvm_state(QEMUFile *f)
instance_id = qemu_get_be32(f);
version_id = qemu_get_be32(f);
+ trace_qemu_loadvm_state_section_startfull(section_id, idstr,
+ instance_id, version_id);
/* Find savevm section */
se = find_se(idstr, instance_id);
if (se == NULL) {
@@ -958,6 +961,7 @@ int qemu_loadvm_state(QEMUFile *f)
case QEMU_VM_SECTION_END:
section_id = qemu_get_be32(f);
+ trace_qemu_loadvm_state_section_partend(section_id);
QLIST_FOREACH(le, &loadvm_handlers, entry) {
if (le->section_id == section_id) {
break;