[xen staging] libxl: except Dom0 from setting PoD target

[patchbot@xxxxxxx]

commit 489a7c50c08a280ea12195468ab50c3e56635245
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Tue Sep 9 08:16:19 2025 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Tue Sep 9 08:16:19 2025 +0200

    libxl: except Dom0 from setting PoD target
    
    Dom0 is never started in PoD mode, and hence it can at "best" do harm if
    we try to set a PoD target for it.
    
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Reviewed-by: Jason Andryuk <jason.andryuk@xxxxxxx>
    Acked-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
---
 tools/libs/light/libxl_mem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/libs/light/libxl_mem.c b/tools/libs/light/libxl_mem.c
index 44e554adba..30d65e174b 100644
--- a/tools/libs/light/libxl_mem.c
+++ b/tools/libs/light/libxl_mem.c
@@ -306,7 +306,7 @@ retry_transaction:
         }
     }
 
-    if (d_config.c_info.type != LIBXL_DOMAIN_TYPE_PV) {
+    if (domid && d_config.c_info.type != LIBXL_DOMAIN_TYPE_PV) {
         r = xc_domain_set_pod_target(ctx->xch, domid,
                 (new_target_memkb + size) / 4, NULL, NULL, NULL);
         if (r != 0) {
--
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