From 86303381279f7c0e9d98693496d888801a503148 Mon Sep 17 00:00:00 2001
From: Dr. David Alan Gilbert (git) <dgilbert@redhat.com>
Date: Thu, 8 May 2014 10:58:40 +0200
Subject: [PATCH 05/31] Provide init function for ram migration

RH-Author: Dr. David Alan Gilbert (git) <dgilbert@redhat.com>
Message-id: <1399546722-6350-3-git-send-email-dgilbert@redhat.com>
Patchwork-id: 58742
O-Subject: [RHEL7.1/RHEL7.0.z qemu-kvm PATCH 2/4] Provide init function for ram migration
Bugzilla: 1066338
RH-Acked-by: Juan Quintela <quintela@redhat.com>
RH-Acked-by: Markus Armbruster <armbru@redhat.com>
RH-Acked-by: Amit Shah <amit.shah@redhat.com>

From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>

Provide ram_mig_init (like blk_mig_init) for vl.c to initialise stuff
to do with ram migration (currently in arch_init.c).

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
(cherry picked from commit 0d6ab3ab9149767eba192ec5ad659fd34e55a291)
---
 arch_init.c                   | 7 ++++++-
 include/migration/migration.h | 2 --
 include/sysemu/arch_init.h    | 1 +
 vl.c                          | 3 +--
 4 files changed, 8 insertions(+), 5 deletions(-)

Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
---
 arch_init.c                   |    7 ++++++-
 include/migration/migration.h |    2 --
 include/sysemu/arch_init.h    |    1 +
 vl.c                          |    3 +--
 4 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/arch_init.c b/arch_init.c
index 8641afa..37c9f6d 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -1099,7 +1099,7 @@ done:
     return ret;
 }
 
-SaveVMHandlers savevm_ram_handlers = {
+static SaveVMHandlers savevm_ram_handlers = {
     .save_live_setup = ram_save_setup,
     .save_live_iterate = ram_save_iterate,
     .save_live_complete = ram_save_complete,
@@ -1108,6 +1108,11 @@ SaveVMHandlers savevm_ram_handlers = {
     .cancel = ram_migration_cancel,
 };
 
+void ram_mig_init(void)
+{
+    register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
+}
+
 struct soundhw {
     const char *name;
     const char *descr;
diff --git a/include/migration/migration.h b/include/migration/migration.h
index 9314511..c99a67c 100644
--- a/include/migration/migration.h
+++ b/include/migration/migration.h
@@ -102,8 +102,6 @@ void free_xbzrle_decoded_buf(void);
 
 void acct_update_position(QEMUFile *f, size_t size, bool zero);
 
-extern SaveVMHandlers savevm_ram_handlers;
-
 uint64_t dup_mig_bytes_transferred(void);
 uint64_t dup_mig_pages_transferred(void);
 uint64_t skipped_mig_bytes_transferred(void);
diff --git a/include/sysemu/arch_init.h b/include/sysemu/arch_init.h
index be71bca..182d48d 100644
--- a/include/sysemu/arch_init.h
+++ b/include/sysemu/arch_init.h
@@ -29,6 +29,7 @@ extern const uint32_t arch_type;
 void select_soundhw(const char *optarg);
 void do_acpitable_option(const QemuOpts *opts);
 void do_smbios_option(QemuOpts *opts);
+void ram_mig_init(void);
 void cpudef_init(void);
 void audio_init(void);
 int tcg_available(void);
diff --git a/vl.c b/vl.c
index 51300e7..6ff06cc 100644
--- a/vl.c
+++ b/vl.c
@@ -4133,6 +4133,7 @@ int main(int argc, char **argv, char **envp)
     cpu_exec_init_all();
 
     blk_mig_init();
+    ram_mig_init();
 
     /* open the virtual block devices */
     if (snapshot)
@@ -4147,8 +4148,6 @@ int main(int argc, char **argv, char **envp)
     default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
     default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
 
-    register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
-
     if (nb_numa_nodes > 0) {
         int i;
 
-- 
1.7.1