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-rw-r--r--migration/qemu-file-channel.c16
-rw-r--r--migration/qemu-file.c22
-rw-r--r--migration/qemu-file.h6
3 files changed, 10 insertions, 34 deletions
diff --git a/migration/qemu-file-channel.c b/migration/qemu-file-channel.c
index 2e139f7..51717c1 100644
--- a/migration/qemu-file-channel.c
+++ b/migration/qemu-file-channel.c
@@ -32,27 +32,11 @@
#include "yank_functions.h"
-static QEMUFile *channel_get_input_return_path(void *opaque)
-{
- QIOChannel *ioc = QIO_CHANNEL(opaque);
-
- return qemu_fopen_channel_output(ioc);
-}
-
-static QEMUFile *channel_get_output_return_path(void *opaque)
-{
- QIOChannel *ioc = QIO_CHANNEL(opaque);
-
- return qemu_fopen_channel_input(ioc);
-}
-
static const QEMUFileOps channel_input_ops = {
- .get_return_path = channel_get_input_return_path,
};
static const QEMUFileOps channel_output_ops = {
- .get_return_path = channel_get_output_return_path,
};
diff --git a/migration/qemu-file.c b/migration/qemu-file.c
index 355117f..fad0e33 100644
--- a/migration/qemu-file.c
+++ b/migration/qemu-file.c
@@ -95,18 +95,6 @@ int qemu_file_shutdown(QEMUFile *f)
return ret;
}
-/*
- * Result: QEMUFile* for a 'return path' for comms in the opposite direction
- * NULL if not available
- */
-QEMUFile *qemu_file_get_return_path(QEMUFile *f)
-{
- if (!f->ops->get_return_path) {
- return NULL;
- }
- return f->ops->get_return_path(f->ioc);
-}
-
bool qemu_file_mode_is_not_valid(const char *mode)
{
if (mode == NULL ||
@@ -134,6 +122,16 @@ static QEMUFile *qemu_file_new_impl(QIOChannel *ioc,
return f;
}
+/*
+ * Result: QEMUFile* for a 'return path' for comms in the opposite direction
+ * NULL if not available
+ */
+QEMUFile *qemu_file_get_return_path(QEMUFile *f)
+{
+ object_ref(f->ioc);
+ return qemu_file_new_impl(f->ioc, f->ops, !f->is_writable);
+}
+
QEMUFile *qemu_file_new_output(QIOChannel *ioc, const QEMUFileOps *ops)
{
return qemu_file_new_impl(ioc, ops, true);
diff --git a/migration/qemu-file.h b/migration/qemu-file.h
index de3f066..fe8f976 100644
--- a/migration/qemu-file.h
+++ b/migration/qemu-file.h
@@ -55,13 +55,7 @@ typedef size_t (QEMURamSaveFunc)(QEMUFile *f,
size_t size,
uint64_t *bytes_sent);
-/*
- * Return a QEMUFile for comms in the opposite direction
- */
-typedef QEMUFile *(QEMURetPathFunc)(void *opaque);
-
typedef struct QEMUFileOps {
- QEMURetPathFunc *get_return_path;
} QEMUFileOps;
typedef struct QEMUFileHooks {