qemu-kvm/SOURCES/kvm-migration-Move-migrate_use_block-to-options.c.patch
2023-11-07 09:43:59 +00:00

135 lines
4.3 KiB
Diff

From 276877a71778a5cef0dc5bc843e2679f0fdabb77 Mon Sep 17 00:00:00 2001
From: Juan Quintela <quintela@redhat.com>
Date: Wed, 1 Mar 2023 22:23:57 +0100
Subject: [PATCH 30/56] migration: Move migrate_use_block() to options.c
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
RH-Author: Peter Xu <peterx@redhat.com>
RH-MergeRequest: 162: migration: Pretty failures for postcopy on unsupported memory types
RH-Bugzilla: 2057267
RH-Acked-by: Leonardo Brás <leobras@redhat.com>
RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
RH-Acked-by: quintela1 <quintela@redhat.com>
RH-Commit: [29/50] fcaeb0e07cf828f3cd0d115515b30d913525a0a2 (peterx/qemu-kvm)
Once that we are there, we rename the function to migrate_block()
to be consistent with all other capabilities.
Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
(cherry picked from commit 9d4b1e5f22a838285ebeb8f0eb7cc8df1161998f)
Signed-off-by: Peter Xu <peterx@redhat.com>
---
migration/block.c | 2 +-
migration/migration.c | 11 +----------
migration/migration.h | 1 -
migration/options.c | 9 +++++++++
migration/options.h | 1 +
migration/savevm.c | 2 +-
6 files changed, 13 insertions(+), 13 deletions(-)
diff --git a/migration/block.c b/migration/block.c
index 4b167fa5cf..f0977217cf 100644
--- a/migration/block.c
+++ b/migration/block.c
@@ -1001,7 +1001,7 @@ static int block_load(QEMUFile *f, void *opaque, int version_id)
static bool block_is_active(void *opaque)
{
- return migrate_use_block();
+ return migrate_block();
}
static SaveVMHandlers savevm_block_handlers = {
diff --git a/migration/migration.c b/migration/migration.c
index a4ede4294e..96f82bd165 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -2415,7 +2415,7 @@ static bool migrate_prepare(MigrationState *s, bool blk, bool blk_inc,
error_setg(errp, "No disk migration is required in COLO mode");
return false;
}
- if (migrate_use_block() || migrate_use_block_incremental()) {
+ if (migrate_block() || migrate_use_block_incremental()) {
error_setg(errp, "Command options are incompatible with "
"current migration capabilities");
return false;
@@ -2622,15 +2622,6 @@ static int64_t migrate_max_postcopy_bandwidth(void)
return s->parameters.max_postcopy_bandwidth;
}
-bool migrate_use_block(void)
-{
- MigrationState *s;
-
- s = migrate_get_current();
-
- return s->capabilities[MIGRATION_CAPABILITY_BLOCK];
-}
-
bool migrate_use_return_path(void)
{
MigrationState *s;
diff --git a/migration/migration.h b/migration/migration.h
index e2bb5b1e2f..d4b68b08a5 100644
--- a/migration/migration.h
+++ b/migration/migration.h
@@ -457,7 +457,6 @@ int migrate_multifd_zstd_level(void);
int migrate_use_tls(void);
uint64_t migrate_xbzrle_cache_size(void);
-bool migrate_use_block(void);
bool migrate_use_block_incremental(void);
int migrate_max_cpu_throttle(void);
bool migrate_use_return_path(void);
diff --git a/migration/options.c b/migration/options.c
index 25264c500e..fe1eadeed6 100644
--- a/migration/options.c
+++ b/migration/options.c
@@ -33,6 +33,15 @@ bool migrate_background_snapshot(void)
return s->capabilities[MIGRATION_CAPABILITY_BACKGROUND_SNAPSHOT];
}
+bool migrate_block(void)
+{
+ MigrationState *s;
+
+ s = migrate_get_current();
+
+ return s->capabilities[MIGRATION_CAPABILITY_BLOCK];
+}
+
bool migrate_colo(void)
{
MigrationState *s = migrate_get_current();
diff --git a/migration/options.h b/migration/options.h
index 8f76a88329..e985a5233e 100644
--- a/migration/options.h
+++ b/migration/options.h
@@ -18,6 +18,7 @@
bool migrate_auto_converge(void);
bool migrate_background_snapshot(void);
+bool migrate_block(void);
bool migrate_colo(void);
bool migrate_compress(void);
bool migrate_dirty_bitmaps(void);
diff --git a/migration/savevm.c b/migration/savevm.c
index ebcf571e37..9671211339 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -1612,7 +1612,7 @@ static int qemu_savevm_state(QEMUFile *f, Error **errp)
return -EINVAL;
}
- if (migrate_use_block()) {
+ if (migrate_block()) {
error_setg(errp, "Block migration and snapshots are incompatible");
return -EINVAL;
}
--
2.39.1