Try to fix Aarch64 bustage by only adding O_LARGEFILE for 32-bit tracees

rr-debugger · May 16, 2023 · 4bc3877 · 4bc3877
1 parent 4be071a
commit 4bc3877
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/AutoRemoteSyscalls.cc b/src/AutoRemoteSyscalls.cc
@@ -811,9 +811,12 @@ void AutoRemoteSyscalls::finish_direct_mmap(
    * recording. */
   {
     AutoRestoreMem child_str(*this, backing_file_name.c_str());
+    if (word_size(t->arch()) == 4) {
+      backing_file_open_flags |= RR_LARGEFILE_32;
+    }
     fd = infallible_syscall(syscall_number_for_openat(arch()), -1,
                             child_str.get().as_int(),
-                            backing_file_open_flags | RR_LARGEFILE_32);
+                            backing_file_open_flags);
   }
   /* And mmap that file. */
   infallible_mmap_syscall_if_alive(rec_addr, length,