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From aa4b6b4877d60218c24d4ae713786f5ee37ac6dc Mon Sep 17 00:00:00 2001
Message-Id: <aa4b6b4877d60218c24d4ae713786f5ee37ac6dc@dist-git>
From: Jiri Denemark <jdenemar@redhat.com>
Date: Wed, 29 Jun 2022 15:12:20 +0200
Subject: [PATCH] qemu_migration_params: Replace qemuMigrationParamTypes array
We will need to annotate individual parameters a bit more than just
noting their type. Let's introduce qemuMigrationParamInfo replacing
simple qemuMigrationParamTypes with an array of structs.
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
(cherry picked from commit 184749691f27f30a39f6f6c77828ffb951af0255)
https://bugzilla.redhat.com/show_bug.cgi?id=2111070
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
---
src/qemu/qemu_migration_params.c | 77 ++++++++++++++++++++++----------
1 file changed, 54 insertions(+), 23 deletions(-)
diff --git a/src/qemu/qemu_migration_params.c b/src/qemu/qemu_migration_params.c
index 398c07efd0..a68aed9aa4 100644
--- a/src/qemu/qemu_migration_params.c
+++ b/src/qemu/qemu_migration_params.c
@@ -138,6 +138,11 @@ struct _qemuMigrationParamsTPMapItem {
int party; /* bit-wise OR of qemuMigrationParty */
};
+typedef struct _qemuMigrationParamInfoItem qemuMigrationParamInfoItem;
+struct _qemuMigrationParamInfoItem {
+ qemuMigrationParamType type;
+};
+
/* Migration capabilities which should always be enabled as long as they
* are supported by QEMU. If the capability is supposed to be enabled on both
* sides of migration, it won't be enabled unless both sides support it.
@@ -224,22 +229,48 @@ static const qemuMigrationParamsTPMapItem qemuMigrationParamsTPMap[] = {
.party = QEMU_MIGRATION_SOURCE},
};
-static const qemuMigrationParamType qemuMigrationParamTypes[] = {
- [QEMU_MIGRATION_PARAM_COMPRESS_LEVEL] = QEMU_MIGRATION_PARAM_TYPE_INT,
- [QEMU_MIGRATION_PARAM_COMPRESS_THREADS] = QEMU_MIGRATION_PARAM_TYPE_INT,
- [QEMU_MIGRATION_PARAM_DECOMPRESS_THREADS] = QEMU_MIGRATION_PARAM_TYPE_INT,
- [QEMU_MIGRATION_PARAM_THROTTLE_INITIAL] = QEMU_MIGRATION_PARAM_TYPE_INT,
- [QEMU_MIGRATION_PARAM_THROTTLE_INCREMENT] = QEMU_MIGRATION_PARAM_TYPE_INT,
- [QEMU_MIGRATION_PARAM_TLS_CREDS] = QEMU_MIGRATION_PARAM_TYPE_STRING,
- [QEMU_MIGRATION_PARAM_TLS_HOSTNAME] = QEMU_MIGRATION_PARAM_TYPE_STRING,
- [QEMU_MIGRATION_PARAM_MAX_BANDWIDTH] = QEMU_MIGRATION_PARAM_TYPE_ULL,
- [QEMU_MIGRATION_PARAM_DOWNTIME_LIMIT] = QEMU_MIGRATION_PARAM_TYPE_ULL,
- [QEMU_MIGRATION_PARAM_BLOCK_INCREMENTAL] = QEMU_MIGRATION_PARAM_TYPE_BOOL,
- [QEMU_MIGRATION_PARAM_XBZRLE_CACHE_SIZE] = QEMU_MIGRATION_PARAM_TYPE_ULL,
- [QEMU_MIGRATION_PARAM_MAX_POSTCOPY_BANDWIDTH] = QEMU_MIGRATION_PARAM_TYPE_ULL,
- [QEMU_MIGRATION_PARAM_MULTIFD_CHANNELS] = QEMU_MIGRATION_PARAM_TYPE_INT,
+static const qemuMigrationParamInfoItem qemuMigrationParamInfo[] = {
+ [QEMU_MIGRATION_PARAM_COMPRESS_LEVEL] = {
+ .type = QEMU_MIGRATION_PARAM_TYPE_INT,
+ },
+ [QEMU_MIGRATION_PARAM_COMPRESS_THREADS] = {
+ .type = QEMU_MIGRATION_PARAM_TYPE_INT,
+ },
+ [QEMU_MIGRATION_PARAM_DECOMPRESS_THREADS] = {
+ .type = QEMU_MIGRATION_PARAM_TYPE_INT,
+ },
+ [QEMU_MIGRATION_PARAM_THROTTLE_INITIAL] = {
+ .type = QEMU_MIGRATION_PARAM_TYPE_INT,
+ },
+ [QEMU_MIGRATION_PARAM_THROTTLE_INCREMENT] = {
+ .type = QEMU_MIGRATION_PARAM_TYPE_INT,
+ },
+ [QEMU_MIGRATION_PARAM_TLS_CREDS] = {
+ .type = QEMU_MIGRATION_PARAM_TYPE_STRING,
+ },
+ [QEMU_MIGRATION_PARAM_TLS_HOSTNAME] = {
+ .type = QEMU_MIGRATION_PARAM_TYPE_STRING,
+ },
+ [QEMU_MIGRATION_PARAM_MAX_BANDWIDTH] = {
+ .type = QEMU_MIGRATION_PARAM_TYPE_ULL,
+ },
+ [QEMU_MIGRATION_PARAM_DOWNTIME_LIMIT] = {
+ .type = QEMU_MIGRATION_PARAM_TYPE_ULL,
+ },
+ [QEMU_MIGRATION_PARAM_BLOCK_INCREMENTAL] = {
+ .type = QEMU_MIGRATION_PARAM_TYPE_BOOL,
+ },
+ [QEMU_MIGRATION_PARAM_XBZRLE_CACHE_SIZE] = {
+ .type = QEMU_MIGRATION_PARAM_TYPE_ULL,
+ },
+ [QEMU_MIGRATION_PARAM_MAX_POSTCOPY_BANDWIDTH] = {
+ .type = QEMU_MIGRATION_PARAM_TYPE_ULL,
+ },
+ [QEMU_MIGRATION_PARAM_MULTIFD_CHANNELS] = {
+ .type = QEMU_MIGRATION_PARAM_TYPE_INT,
+ },
};
-G_STATIC_ASSERT(G_N_ELEMENTS(qemuMigrationParamTypes) == QEMU_MIGRATION_PARAM_LAST);
+G_STATIC_ASSERT(G_N_ELEMENTS(qemuMigrationParamInfo) == QEMU_MIGRATION_PARAM_LAST);
virBitmap *
@@ -281,7 +312,7 @@ qemuMigrationParamsFree(qemuMigrationParams *migParams)
return;
for (i = 0; i < QEMU_MIGRATION_PARAM_LAST; i++) {
- if (qemuMigrationParamTypes[i] == QEMU_MIGRATION_PARAM_TYPE_STRING)
+ if (qemuMigrationParamInfo[i].type == QEMU_MIGRATION_PARAM_TYPE_STRING)
g_free(migParams->params[i].value.s);
}
@@ -295,7 +326,7 @@ static int
qemuMigrationParamsCheckType(qemuMigrationParam param,
qemuMigrationParamType type)
{
- if (qemuMigrationParamTypes[param] != type) {
+ if (qemuMigrationParamInfo[param].type != type) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Type mismatch for '%s' migration parameter"),
qemuMigrationParamTypeToString(param));
@@ -595,7 +626,7 @@ qemuMigrationParamsFromFlags(virTypedParameterPtr params,
VIR_DEBUG("Setting migration parameter '%s' from '%s'",
qemuMigrationParamTypeToString(item->param), item->typedParam);
- switch (qemuMigrationParamTypes[item->param]) {
+ switch (qemuMigrationParamInfo[item->param].type) {
case QEMU_MIGRATION_PARAM_TYPE_INT:
if (qemuMigrationParamsGetTPInt(migParams, item->param, params,
nparams, item->typedParam,
@@ -671,7 +702,7 @@ qemuMigrationParamsDump(qemuMigrationParams *migParams,
if (!(item->party & QEMU_MIGRATION_DESTINATION))
continue;
- switch (qemuMigrationParamTypes[item->param]) {
+ switch (qemuMigrationParamInfo[item->param].type) {
case QEMU_MIGRATION_PARAM_TYPE_INT:
if (qemuMigrationParamsSetTPInt(migParams, item->param,
params, nparams, maxparams,
@@ -721,7 +752,7 @@ qemuMigrationParamsFromJSON(virJSONValue *params)
name = qemuMigrationParamTypeToString(i);
pv = &migParams->params[i];
- switch (qemuMigrationParamTypes[i]) {
+ switch (qemuMigrationParamInfo[i].type) {
case QEMU_MIGRATION_PARAM_TYPE_INT:
if (virJSONValueObjectGetNumberInt(params, name, &pv->value.i) == 0)
pv->set = true;
@@ -764,7 +795,7 @@ qemuMigrationParamsToJSON(qemuMigrationParams *migParams)
if (!pv->set)
continue;
- switch (qemuMigrationParamTypes[i]) {
+ switch (qemuMigrationParamInfo[i].type) {
case QEMU_MIGRATION_PARAM_TYPE_INT:
rc = virJSONValueObjectAppendNumberInt(params, name, pv->value.i);
break;
@@ -1280,7 +1311,7 @@ qemuMigrationParamsFormat(virBuffer *buf,
virBufferAsprintf(buf, "<param name='%s' ",
qemuMigrationParamTypeToString(i));
- switch (qemuMigrationParamTypes[i]) {
+ switch (qemuMigrationParamInfo[i].type) {
case QEMU_MIGRATION_PARAM_TYPE_INT:
virBufferAsprintf(buf, "value='%d'", pv->value.i);
break;
@@ -1357,7 +1388,7 @@ qemuMigrationParamsParse(xmlXPathContextPtr ctxt,
}
rc = 0;
- switch (qemuMigrationParamTypes[param]) {
+ switch (qemuMigrationParamInfo[param].type) {
case QEMU_MIGRATION_PARAM_TYPE_INT:
rc = virStrToLong_i(value, NULL, 10, &pv->value.i);
break;
--
2.35.1
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