[Xen-devel] [PATCH 1/2] Tidy libxc xc_domain_save

[Jennifer Herbert <Jennifer.Herbert@xxxxxxxxxx>]

Tidy up libxc's xc_domain_save, removing unused paramaters
max_iters and max_factor, making matching changes to libxl.

Signed-off-by: Jennifer Herbert <Jennifer.Herbert@xxxxxxxxxx>
---
 tools/libxc/include/xenguest.h   | 4 ++--
 tools/libxc/xc_nomigrate.c       | 3 +--
 tools/libxc/xc_sr_save.c         | 8 +++-----
 tools/libxl/libxl_save_callout.c | 4 ++--
 tools/libxl/libxl_save_helper.c  | 7 ++-----
 5 files changed, 10 insertions(+), 16 deletions(-)

diff --git a/tools/libxc/include/xenguest.h b/tools/libxc/include/xenguest.h
index 5cd8111..6626f0c 100644
--- a/tools/libxc/include/xenguest.h
+++ b/tools/libxc/include/xenguest.h
@@ -100,8 +100,8 @@ typedef enum {
  *        doesn't use checkpointing
  * @return 0 on success, -1 on failure
  */
-int xc_domain_save(xc_interface *xch, int io_fd, uint32_t dom, uint32_t 
max_iters,
-                   uint32_t max_factor, uint32_t flags /* XCFLAGS_xxx */,
+int xc_domain_save(xc_interface *xch, int io_fd, uint32_t dom,
+                   uint32_t flags /* XCFLAGS_xxx */,
                    struct save_callbacks* callbacks, int hvm,
                    xc_migration_stream_t stream_type, int recv_fd);
 
diff --git a/tools/libxc/xc_nomigrate.c b/tools/libxc/xc_nomigrate.c
index 317c8ce..fe8f68c 100644
--- a/tools/libxc/xc_nomigrate.c
+++ b/tools/libxc/xc_nomigrate.c
@@ -20,8 +20,7 @@
 #include <xenctrl.h>
 #include <xenguest.h>
 
-int xc_domain_save(xc_interface *xch, int io_fd, uint32_t dom, uint32_t 
max_iters,
-                   uint32_t max_factor, uint32_t flags,
+int xc_domain_save(xc_interface *xch, int io_fd, uint32_t dom, uint32_t flags,
                    struct save_callbacks* callbacks, int hvm,
                    xc_migration_stream_t stream_type, int recv_fd)
 {
diff --git a/tools/libxc/xc_sr_save.c b/tools/libxc/xc_sr_save.c
index ca6913b..1e7502d 100644
--- a/tools/libxc/xc_sr_save.c
+++ b/tools/libxc/xc_sr_save.c
@@ -916,9 +916,8 @@ static int save(struct xc_sr_context *ctx, uint16_t 
guest_type)
 };
 
 int xc_domain_save(xc_interface *xch, int io_fd, uint32_t dom,
-                   uint32_t max_iters, uint32_t max_factor, uint32_t flags,
-                   struct save_callbacks* callbacks, int hvm,
-                   xc_migration_stream_t stream_type, int recv_fd)
+                   uint32_t flags, struct save_callbacks* callbacks,
+                   int hvm, xc_migration_stream_t stream_type, int recv_fd)
 {
     struct xc_sr_context ctx =
         {
@@ -955,8 +954,7 @@ int xc_domain_save(xc_interface *xch, int io_fd, uint32_t 
dom,
     if ( ctx.save.checkpointed == XC_MIG_STREAM_COLO )
         assert(callbacks->wait_checkpoint);
 
-    DPRINTF("fd %d, dom %u, max_iters %u, max_factor %u, flags %u, hvm %d",
-            io_fd, dom, max_iters, max_factor, flags, hvm);
+    DPRINTF("fd %d, dom %u, flags %u, hvm %d", io_fd, dom, flags, hvm);
 
     if ( xc_domain_getinfo(xch, dom, 1, &ctx.dominfo) != 1 )
     {
diff --git a/tools/libxl/libxl_save_callout.c b/tools/libxl/libxl_save_callout.c
index 891c669..6452d70 100644
--- a/tools/libxl/libxl_save_callout.c
+++ b/tools/libxl/libxl_save_callout.c
@@ -89,8 +89,8 @@ void libxl__xc_domain_save(libxl__egc *egc, 
libxl__domain_save_state *dss,
         libxl__srm_callout_enumcallbacks_save(&shs->callbacks.save.a);
 
     const unsigned long argnums[] = {
-        dss->domid, 0, 0, dss->xcflags, dss->hvm,
-        cbflags, dss->checkpointed_stream,
+        dss->domid, dss->xcflags, dss->hvm, cbflags,
+        dss->checkpointed_stream,
     };
 
     shs->ao = ao;
diff --git a/tools/libxl/libxl_save_helper.c b/tools/libxl/libxl_save_helper.c
index 1dece23..38089a0 100644
--- a/tools/libxl/libxl_save_helper.c
+++ b/tools/libxl/libxl_save_helper.c
@@ -251,8 +251,6 @@ int main(int argc, char **argv)
         io_fd =                             atoi(NEXTARG);
         recv_fd =                           atoi(NEXTARG);
         uint32_t dom =                      strtoul(NEXTARG,0,10);
-        uint32_t max_iters =                strtoul(NEXTARG,0,10);
-        uint32_t max_factor =               strtoul(NEXTARG,0,10);
         uint32_t flags =                    strtoul(NEXTARG,0,10);
         int hvm =                           atoi(NEXTARG);
         unsigned cbflags =                  strtoul(NEXTARG,0,10);
@@ -264,9 +262,8 @@ int main(int argc, char **argv)
         startup("save");
         setup_signals(save_signal_handler);
 
-        r = xc_domain_save(xch, io_fd, dom, max_iters, max_factor, flags,
-                           &helper_save_callbacks, hvm, stream_type,
-                           recv_fd);
+        r = xc_domain_save(xch, io_fd, dom, flags, &helper_save_callbacks,
+                           hvm, stream_type, recv_fd);
         complete(r);
 
     } else if (!strcmp(mode,"--restore-domain")) {
-- 
1.8.3.1


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