qemu-kvm/kvm-migration-Move-migrate_use_events-to-options.c.patch

From 940f1eb4347c72edb3e1abc02c8d7e7c95753dcf Mon Sep 17 00:00:00 2001
From: Juan Quintela <quintela@redhat.com>
Date: Wed, 1 Mar 2023 22:08:09 +0100
Subject: [PATCH 26/56] migration: Move migrate_use_events() to options.c
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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: [25/50] b3acd949af2a0fae18061d360e4f51dc12d32c6c (peterx/qemu-kvm)

Once that we are there, we rename the function to migrate_events()
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 b890902c9c025b87d02e718eec3090fd3525ab18)
Signed-off-by: Peter Xu <peterx@redhat.com>
---
 migration/migration.c | 11 +----------
 migration/migration.h |  1 -
 migration/options.c   |  9 +++++++++
 migration/options.h   |  1 +
 migration/ram.c       |  2 +-
 5 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/migration/migration.c b/migration/migration.c
index c6e32555a8..032cd5c050 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -353,7 +353,7 @@ void migration_incoming_state_destroy(void)
 
 static void migrate_generate_event(int new_state)
 {
-    if (migrate_use_events()) {
+    if (migrate_events()) {
         qapi_event_send_migration(new_state);
     }
 }
@@ -2558,15 +2558,6 @@ int migrate_decompress_threads(void)
     return s->parameters.decompress_threads;
 }
 
-bool migrate_use_events(void)
-{
-    MigrationState *s;
-
-    s = migrate_get_current();
-
-    return s->capabilities[MIGRATION_CAPABILITY_EVENTS];
-}
-
 bool migrate_use_multifd(void)
 {
     MigrationState *s;
diff --git a/migration/migration.h b/migration/migration.h
index 77aa91c840..bd06520c19 100644
--- a/migration/migration.h
+++ b/migration/migration.h
@@ -475,7 +475,6 @@ int migrate_compress_level(void);
 int migrate_compress_threads(void);
 int migrate_compress_wait_thread(void);
 int migrate_decompress_threads(void);
-bool migrate_use_events(void);
 
 /* Sending on the return path - generic and then for each message type */
 void migrate_send_rp_shut(MigrationIncomingState *mis,
diff --git a/migration/options.c b/migration/options.c
index fa7a13d3dc..d2219ee0e4 100644
--- a/migration/options.c
+++ b/migration/options.c
@@ -57,6 +57,15 @@ bool migrate_dirty_bitmaps(void)
     return s->capabilities[MIGRATION_CAPABILITY_DIRTY_BITMAPS];
 }
 
+bool migrate_events(void)
+{
+    MigrationState *s;
+
+    s = migrate_get_current();
+
+    return s->capabilities[MIGRATION_CAPABILITY_EVENTS];
+}
+
 bool migrate_ignore_shared(void)
 {
     MigrationState *s;
diff --git a/migration/options.h b/migration/options.h
index da2193fd94..b998024eba 100644
--- a/migration/options.h
+++ b/migration/options.h
@@ -21,6 +21,7 @@ bool migrate_background_snapshot(void);
 bool migrate_colo(void);
 bool migrate_compress(void);
 bool migrate_dirty_bitmaps(void);
+bool migrate_events(void);
 bool migrate_ignore_shared(void);
 bool migrate_late_block_activate(void);
 bool migrate_pause_before_switchover(void);
diff --git a/migration/ram.c b/migration/ram.c
index d050d0c5fd..ee454a3849 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -1246,7 +1246,7 @@ static void migration_bitmap_sync(RAMState *rs)
         rs->num_dirty_pages_period = 0;
         rs->bytes_xfer_prev = stat64_get(&ram_counters.transferred);
     }
-    if (migrate_use_events()) {
+    if (migrate_events()) {
         uint64_t generation = stat64_get(&ram_counters.dirty_sync_count);
         qapi_event_send_migration_pass(generation);
     }
-- 
2.39.1