buffered_file: unfold migrate_fd_put_ready

We only use it once, just remove the callback indirection.
Signed-off-by: NJuan Quintela <quintela@redhat.com>
Reviewed-by: NPaolo Bonzini <pbonzini@redhat.com>

buffered_file.c

@@ -23,7 +23,6 @@
 
 typedef struct QEMUFileBuffered
 {
-    BufferedPutReadyFunc *put_ready;
     BufferedWaitForUnfreezeFunc *wait_for_unfreeze;
     BufferedCloseFunc *close;
     MigrationState *migration_state;
@@ -128,7 +127,7 @@ static int buffered_put_buffer(void *opaque, const uint8_t *buf, int64_t pos, in
         DPRINTF("file is ready\n");
         if (!s->freeze_output && s->bytes_xfer < s->xfer_limit) {
             DPRINTF("notifying client\n");
-            s->put_ready(s->migration_state);
+            migrate_fd_put_ready(s->migration_state);
         }
     }
 
@@ -227,7 +226,6 @@ static void buffered_rate_tick(void *opaque)
 
 QEMUFile *qemu_fopen_ops_buffered(MigrationState *migration_state,
                                   size_t bytes_per_sec,
-                                  BufferedPutReadyFunc *put_ready,
                                   BufferedWaitForUnfreezeFunc *wait_for_unfreeze,
                                   BufferedCloseFunc *close)
 {
@@ -237,7 +235,6 @@ QEMUFile *qemu_fopen_ops_buffered(MigrationState *migration_state,
 
     s->migration_state = migration_state;
     s->xfer_limit = bytes_per_sec / 10;
-    s->put_ready = put_ready;
     s->wait_for_unfreeze = wait_for_unfreeze;
     s->close = close;
 

buffered_file.h

@@ -17,13 +17,11 @@
 #include "hw/hw.h"
 #include "migration.h"
 
-typedef void (BufferedPutReadyFunc)(void *opaque);
 typedef void (BufferedWaitForUnfreezeFunc)(void *opaque);
 typedef int (BufferedCloseFunc)(void *opaque);
 
 QEMUFile *qemu_fopen_ops_buffered(MigrationState *migration_state,
                                   size_t xfer_limit,
-                                  BufferedPutReadyFunc *put_ready,
                                   BufferedWaitForUnfreezeFunc *wait_for_unfreeze,
                                   BufferedCloseFunc *close);
 

migration.c

@@ -318,9 +318,8 @@ ssize_t migrate_fd_put_buffer(MigrationState *s, const void *data,
     return ret;
 }
 
-static void migrate_fd_put_ready(void *opaque)
+void migrate_fd_put_ready(MigrationState *s)
 {
-    MigrationState *s = opaque;
     int ret;
 
     if (s->state != MIG_STATE_ACTIVE) {
@@ -435,7 +434,6 @@ void migrate_fd_connect(MigrationState *s)
     s->state = MIG_STATE_ACTIVE;
     s->file = qemu_fopen_ops_buffered(s,
                                       s->bandwidth_limit,
-                                      migrate_fd_put_ready,
                                       migrate_fd_wait_for_unfreeze,
                                       migrate_fd_close);
 

migration.h

@@ -80,6 +80,7 @@ void migrate_fd_connect(MigrationState *s);
 
 ssize_t migrate_fd_put_buffer(MigrationState *s, const void *data,
                               size_t size);
+void migrate_fd_put_ready(MigrationState *s);
 
 void add_migration_state_change_notifier(Notifier *notify);
 void remove_migration_state_change_notifier(Notifier *notify);