[PATCH 14/19] migration/rdma: Remove all uses of RAM_CONTROL_HOOK

[Juan Quintela <quintela@redhat.com>]

Instead of going trhough ram_control_load_hook(), call
qemu_rdma_registration_handle() directly.

Signed-off-by: Juan Quintela <quintela@redhat.com>
---
 migration/qemu-file.h | 1 -
 migration/ram.c       | 5 ++++-
 migration/rdma.c      | 5 +----
 migration/rdma.h      | 2 ++
 4 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/migration/qemu-file.h b/migration/qemu-file.h
index fac26d7869..7623e3c475 100644
--- a/migration/qemu-file.h
+++ b/migration/qemu-file.h
@@ -41,7 +41,6 @@ typedef int (QEMURamHookFunc)(QEMUFile *f, uint64_t flags, void *data);
  */
 #define RAM_CONTROL_SETUP     0
 #define RAM_CONTROL_ROUND     1
-#define RAM_CONTROL_HOOK      2
 #define RAM_CONTROL_FINISH    3
 #define RAM_CONTROL_BLOCK_REG 4
 
diff --git a/migration/ram.c b/migration/ram.c
index 67ba2d7f7e..c0110ca8cb 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -4467,7 +4467,10 @@ static int ram_load_precopy(QEMUFile *f)
             }
             break;
         case RAM_SAVE_FLAG_HOOK:
-            ram_control_load_hook(f, RAM_CONTROL_HOOK, NULL);
+            ret = qemu_rdma_registration_handle(f);
+            if (ret < 0) {
+                qemu_file_set_error(f, ret);
+            }
             break;
         default:
             error_report("Unknown combination of migration flags: 0x%x", flags);
diff --git a/migration/rdma.c b/migration/rdma.c
index d7fdc963fd..e72584483a 100644
--- a/migration/rdma.c
+++ b/migration/rdma.c
@@ -3527,7 +3527,7 @@ static int dest_ram_sort_func(const void *a, const void *b)
  *
  * Keep doing this until the source tells us to stop.
  */
-static int qemu_rdma_registration_handle(QEMUFile *f)
+int qemu_rdma_registration_handle(QEMUFile *f)
 {
     RDMAControlHeader reg_resp = { .len = sizeof(RDMARegisterResult),
                                .type = RDMA_CONTROL_REGISTER_RESULT,
@@ -3851,9 +3851,6 @@ static int rdma_load_hook(QEMUFile *f, uint64_t flags, void *data)
     case RAM_CONTROL_BLOCK_REG:
         return rdma_block_notification_handle(f, data);
 
-    case RAM_CONTROL_HOOK:
-        return qemu_rdma_registration_handle(f);
-
     default:
         /* Shouldn't be called with any other values */
         abort();
diff --git a/migration/rdma.h b/migration/rdma.h
index a16a8d8bc6..8d0253047c 100644
--- a/migration/rdma.h
+++ b/migration/rdma.h
@@ -24,9 +24,11 @@ void rdma_start_incoming_migration(const char *host_port, Error **errp);
 
 
 #ifdef CONFIG_RDMA
+int qemu_rdma_registration_handle(QEMUFile *f);
 int qemu_rdma_registration_start(QEMUFile *f, uint64_t flags);
 int qemu_rdma_registration_stop(QEMUFile *f, uint64_t flags);
 #else
+int qemu_rdma_registration_handle(QEMUFile *f) { return 0; }
 int qemu_rdma_registration_start(QEMUFile *f, uint64_t flags) { return 0; }
 int qemu_rdma_registration_stop(QEMUFile *f, uint64_t flags) { return 0; }
 #endif
-- 
2.40.0