File libxl-7c313e8365eb663311a0cf39f77b4f5880244765.... of Package xen

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File libxl-7c313e8365eb663311a0cf39f77b4f5880244765.patch of Package xen

From: Anthony PERARD <anthony.perard@citrix.com>
Date: Tue, 11 May 2021 10:28:08 +0100
Subject: libxl 7c313e8365eb663311a0cf39f77b4f5880244765
References: bsc#1180350

libxl: Export libxl__qmp_ev_qemu_compare_version

We are going to want to check QEMU's version in other places where we
can use libxl__ev_qmp_send.

Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Reviewed-by: Jason Andryuk <jandryuk@gmail.com>
---
 tools/libxl/libxl_internal.h | 8 ++++++++
 tools/libxl/libxl_qmp.c      | 4 ++--
 2 files changed, 10 insertions(+), 2 deletions(-)

--- a/tools/libxl/libxl_internal.h
+++ b/tools/libxl/libxl_internal.h
@@ -497,6 +497,14 @@ _hidden int libxl__ev_qmp_send(libxl__eg
                                const char *cmd, libxl__json_object *args);
 _hidden void libxl__ev_qmp_dispose(libxl__gc *gc, libxl__ev_qmp *ev);
 
+/* return values:
+ *   < 0  if qemu's version <  asked version
+ *   = 0  if qemu's version == asked version
+ *   > 0  if qemu's version >  asked version
+ */
+_hidden int libxl__qmp_ev_qemu_compare_version(libxl__ev_qmp *ev, int major,
+                                               int minor, int micro);
+
 typedef enum {
     /* initial state */
     qmp_state_disconnected = 1,
--- a/tools/libxl/libxl_qmp.c
+++ b/tools/libxl/libxl_qmp.c
@@ -289,7 +289,7 @@ static int qmp_handle_response(libxl__gc
  *   = 0  if qemu's version == asked version
  *   > 0  if qemu's version >  asked version
  */
-static int qmp_ev_qemu_compare_version(libxl__ev_qmp *ev, int major,
+int libxl__qmp_ev_qemu_compare_version(libxl__ev_qmp *ev, int major,
                                        int minor, int micro)
 {
     assert(ev->state == qmp_state_connected);
@@ -1073,7 +1073,7 @@ static void dm_state_save_to_fdset(libxl
     /* The `live` parameter was added to QEMU 2.11. It signals QEMU that
      * the save operation is for a live migration rather than for taking a
      * snapshot. */
-    if (qmp_ev_qemu_compare_version(ev, 2, 11, 0) >= 0)
+    if (libxl__qmp_ev_qemu_compare_version(ev, 2, 11, 0) >= 0)
         libxl__qmp_param_add_bool(gc, &args, "live", dsps->live);
     QMP_PARAMETERS_SPRINTF(&args, "filename", "/dev/fdset/%d", fdset);
     rc = libxl__ev_qmp_send(egc, ev, "xen-save-devices-state", args);

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File libxl-7c313e8365eb663311a0cf39f77b4f5880244765.patch of Package xen

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