On 19.05.25 15:30, Anthony PERARD wrote:
On Tue, Apr 29, 2025 at 01:06:32PM +0200, Juergen Gross wrote:
diff --git a/tools/libacpi/mk_dsdt.c b/tools/libacpi/mk_dsdt.c
index 34f6753f61..227b5ceafb 100644
--- a/tools/libacpi/mk_dsdt.c
+++ b/tools/libacpi/mk_dsdt.c
@@ -105,7 +81,7 @@ int main(int argc, char **argv)
  {
      unsigned int cpu, max_cpus;
  #if defined(CONFIG_X86)
-    dm_version dm_version = QEMU_XEN_TRADITIONAL;
+    dm_version dm_version = QEMU_INVALID;
      unsigned int slot, dev, intx, link;
max_cpus = HVM_MAX_VCPUS;
@@ -160,6 +134,11 @@ int main(int argc, char **argv)
          }
      }
+ if (dm_version == QEMU_INVALID) {

`dm_version` is only available if CONFIG_X86 is defined, so that doesn't
build on Arm.

+        fprintf(stderr, "--dm_version is a mandatory parameter.\n");
+        return -1;
+    }
+
      /**** DSDT DefinitionBlock start ****/
      /* (we append to existing DSDT definition block) */
      indent_level++;
diff --git a/tools/libs/light/libxl_dm.c b/tools/libs/light/libxl_dm.c
index 4627564c0d..645119b65a 100644
--- a/tools/libs/light/libxl_dm.c
+++ b/tools/libs/light/libxl_dm.c
@@ -2463,16 +2189,15 @@ void libxl__spawn_stub_dm(libxl__egc *egc, 
libxl__stub_dm_spawn_state *sdss)
                          "%s",
                          
libxl_bios_type_to_string(guest_config->b_info.u.hvm.bios));
      }
-    /* Disable relocating memory to make the MMIO hole larger
-     * unless we're running qemu-traditional and vNUMA is not
-     * configured. */
+
+    /*
+     * Disable relocating memory, having a lager MMIO hole isn't

I think you wanted to write "larger" and not "lager".

+     * implemented with qemu-xen.
+     */
      libxl__xs_printf(gc, XBT_NULL,
                       libxl__sprintf(gc, "%s/hvmloader/allow-memory-relocate",
                                      libxl__xs_get_dompath(gc, guest_domid)),
-                     "%d",
-                     guest_config->b_info.device_model_version
-                        == LIBXL_DEVICE_MODEL_VERSION_QEMU_XEN_TRADITIONAL &&
-                     !libxl__vnuma_configured(&guest_config->b_info));
+                     "0");
      ret = xc_domain_set_target(ctx->xch, dm_domid, guest_domid);
      if (ret<0) {
          LOGED(ERROR, guest_domid, "setting target domain %d -> %d",
@@ -3196,26 +2917,19 @@ static void device_model_launch(libxl__egc *egc,
          libxl__xs_printf(gc, XBT_NULL,
                           GCSPRINTF("%s/hvmloader/bios", path),
                           "%s", libxl_bios_type_to_string(b_info->u.hvm.bios));
-        /* Disable relocating memory to make the MMIO hole larger
-         * unless we're running qemu-traditional and vNUMA is not
-         * configured. */
+        /*
+         * Disable relocating memory, having a lager MMIO hole isn't

Here too, I think you wanted to write "larger" and not "lager".

+         * implemented with qemu-xen.
+         */
          libxl__xs_printf(gc, XBT_NULL,
                           GCSPRINTF("%s/hvmloader/allow-memory-relocate", 
path),
-                         "%d",
-                         
b_info->device_model_version==LIBXL_DEVICE_MODEL_VERSION_QEMU_XEN_TRADITIONAL &&
-                         !libxl__vnuma_configured(b_info));
+                         "0");
          free(path);
      }

And with those fixed: Reviewed-by: Anthony PERARD <anthony.per...@vates.tech>
I guess I can fixed those on commit if that's fine by you?

Of course it is.

Thanks,


Juergen

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