From: Florian Weimer <fweimer@redhat.com>
Date: Mon, 18 Aug 2025 11:52:02 +0000 (+0200)
Subject: elf: Preserve _rtld_global layout for the release branch
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=aa5dbd5332cc079e170b197abb7e25cb7d09ec87;p=thirdparty%2Fglibc.git

elf: Preserve _rtld_global layout for the release branch

Backporting commit 9d6577fdff801a856383e69322f15e63424ad312
("elf: Introduce _dl_debug_change_state") removed the
_ns_debug member.  Keep it to preseve struct layout.
---

diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h
index ee51d8ff14..5cb685e470 100644
--- a/sysdeps/generic/ldsodefs.h
+++ b/sysdeps/generic/ldsodefs.h
@@ -350,6 +350,8 @@ struct rtld_global
       size_t n_elements;
       void (*free) (void *);
     } _ns_unique_sym_table;
+    /* Keep track of changes to each namespace' list.  */
+    struct r_debug_extended _ns_debug_unused;
   } _dl_ns[DL_NNS];
   /* One higher than index of last used namespace.  */
   EXTERN size_t _dl_nns;