[PATCH v20210111 35/39] tools: change struct precopy_stats to precopy_stats_t

[Olaf Hering <olaf@xxxxxxxxx>]

This will help libxl_save_msgs_gen.pl to copy the struct as a region of memory.

No change in behavior intented.

Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>
---
 tools/include/xenguest.h        | 7 +++----
 tools/libs/guest/xg_sr_common.h | 2 +-
 tools/libs/guest/xg_sr_save.c   | 6 +++---
 3 files changed, 7 insertions(+), 8 deletions(-)

diff --git a/tools/include/xenguest.h b/tools/include/xenguest.h
index 775cf34c04..b567d7e0ec 100644
--- a/tools/include/xenguest.h
+++ b/tools/include/xenguest.h
@@ -435,18 +435,17 @@ static inline xen_pfn_t xc_dom_p2m(struct xc_dom_image 
*dom, xen_pfn_t pfn)
 struct xenevtchn_handle;
 
 /* For save's precopy_policy(). */
-struct precopy_stats
-{
+typedef struct {
     unsigned int iteration;
     unsigned long total_written;
     long dirty_count; /* -1 if unknown */
-};
+} precopy_stats_t;
 
 /*
  * A precopy_policy callback may not be running in the same address
  * space as libxc an so precopy_stats is passed by value.
  */
-typedef int (*precopy_policy_t)(struct precopy_stats, void *);
+typedef int (*precopy_policy_t)(precopy_stats_t, void *);
 
 /* callbacks provided by xc_domain_save */
 struct save_callbacks {
diff --git a/tools/libs/guest/xg_sr_common.h b/tools/libs/guest/xg_sr_common.h
index f76af23bcc..ba2f7e72b1 100644
--- a/tools/libs/guest/xg_sr_common.h
+++ b/tools/libs/guest/xg_sr_common.h
@@ -271,7 +271,7 @@ struct xc_sr_context
             size_t pages_sent;
             size_t overhead_sent;
 
-            struct precopy_stats stats;
+            precopy_stats_t stats;
 
             unsigned int nr_batch_pfns;
             unsigned long *deferred_pages;
diff --git a/tools/libs/guest/xg_sr_save.c b/tools/libs/guest/xg_sr_save.c
index d766384ed6..c86180730f 100644
--- a/tools/libs/guest/xg_sr_save.c
+++ b/tools/libs/guest/xg_sr_save.c
@@ -489,7 +489,7 @@ static int update_progress_string(struct xc_sr_context 
*ctx, char **str)
 #define SPP_MAX_ITERATIONS      5
 #define SPP_TARGET_DIRTY_COUNT 50
 
-static int simple_precopy_policy(struct precopy_stats stats, void *user)
+static int simple_precopy_policy(precopy_stats_t stats, void *user)
 {
     return ((stats.dirty_count >= 0 &&
              stats.dirty_count < SPP_TARGET_DIRTY_COUNT) ||
@@ -516,13 +516,13 @@ static int send_memory_live(struct xc_sr_context *ctx)
     precopy_policy_t precopy_policy = ctx->save.callbacks->precopy_policy;
     void *data = ctx->save.callbacks->data;
 
-    struct precopy_stats *policy_stats;
+    precopy_stats_t *policy_stats;
 
     rc = update_progress_string(ctx, &progress_str);
     if ( rc )
         goto out;
 
-    ctx->save.stats = (struct precopy_stats){
+    ctx->save.stats = (precopy_stats_t){
         .dirty_count = ctx->save.p2m_size,
     };
     policy_stats = &ctx->save.stats;