Add support for SIOCGMIIREG ioctl.

rr-debugger · May 2, 2024 · 5c06010 · 5c06010
1 parent f0e3bc3
commit 5c06010
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diff --git a/src/record_syscall.cc b/src/record_syscall.cc
@@ -1713,6 +1713,7 @@ static Switchable prepare_ioctl(RecordTask* t,
     case SIOCGIFMETRIC:
     case SIOCGIFMAP:
     case SIOCGMIIPHY:
+    case SIOCGMIIREG:
       syscall_state.reg_parameter<typename Arch::ifreq>(3);
       syscall_state.after_syscall_action(record_page_below_stack_ptr);
       return PREVENT_SWITCH;

diff --git a/src/test/sioc.c b/src/test/sioc.c
@@ -533,6 +533,10 @@ int main(void) {
     atomic_printf("flags is %d\n", req->ifr_ifru.ifru_flags);
   }
 
+  if (GENERIC_REQUEST_BY_NAME(SIOCGMIIREG)) {
+    atomic_printf("flags is %d\n", req->ifr_ifru.ifru_flags);
+  }
+
   atomic_puts("EXIT-SUCCESS");
   return 0;
 }