[PULL 12/13] migration: Remove unused qemu_file_credit_transfer()

[Juan Quintela <quintela@redhat.com>]

After this change, nothing abuses QEMUFile to account for data
transferrefd during migration.

Reviewed-by: Leonardo Bras <leobras@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Message-Id: <20230515195709.63843-15-quintela@redhat.com>
---
 migration/qemu-file.h | 8 --------
 migration/qemu-file.c | 5 -----
 2 files changed, 13 deletions(-)

diff --git a/migration/qemu-file.h b/migration/qemu-file.h
index 47015f5201..57b00c8562 100644
--- a/migration/qemu-file.h
+++ b/migration/qemu-file.h
@@ -119,14 +119,6 @@ bool qemu_file_buffer_empty(QEMUFile *file);
  */
 int coroutine_mixed_fn qemu_peek_byte(QEMUFile *f, int offset);
 void qemu_file_skip(QEMUFile *f, int size);
-/*
- * qemu_file_credit_transfer:
- *
- * Report on a number of bytes that have been transferred
- * out of band from the main file object I/O methods. This
- * accounting information tracks the total migration traffic.
- */
-void qemu_file_credit_transfer(QEMUFile *f, size_t size);
 int qemu_file_get_error_obj_any(QEMUFile *f1, QEMUFile *f2, Error **errp);
 void qemu_file_set_error_obj(QEMUFile *f, int ret, Error *err);
 void qemu_file_set_error(QEMUFile *f, int ret);
diff --git a/migration/qemu-file.c b/migration/qemu-file.c
index e53ff2dd86..5c43fa34e7 100644
--- a/migration/qemu-file.c
+++ b/migration/qemu-file.c
@@ -397,11 +397,6 @@ static ssize_t coroutine_mixed_fn qemu_fill_buffer(QEMUFile *f)
     return len;
 }
 
-void qemu_file_credit_transfer(QEMUFile *f, size_t size)
-{
-    f->total_transferred += size;
-}
-
 /** Closes the file
  *
  * Returns negative error value if any error happened on previous operations or
-- 
2.41.0