hw/core: Restrict CpuClass::get_crash_info() to system-mode

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20200522172510.25784-13-philmd@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

hw/core/cpu.c

@@ -209,6 +209,7 @@ static bool cpu_common_exec_interrupt(CPUState *cpu, int int_req)
     return false;
 }
 
+#if !defined(CONFIG_USER_ONLY)
 GuestPanicInformation *cpu_get_crash_info(CPUState *cpu)
 {
     CPUClass *cc = CPU_GET_CLASS(cpu);
@@ -219,6 +220,7 @@ GuestPanicInformation *cpu_get_crash_info(CPUState *cpu)
     }
     return res;
 }
+#endif
 
 void cpu_dump_state(CPUState *cpu, FILE *f, int flags)
 {

include/hw/core/cpu.h

@@ -490,6 +490,8 @@ bool cpu_paging_enabled(const CPUState *cpu);
 void cpu_get_memory_mapping(CPUState *cpu, MemoryMappingList *list,
                             Error **errp);
 
+#if !defined(CONFIG_USER_ONLY)
+
 /**
  * cpu_write_elf64_note:
  * @f: pointer to a function that writes memory to a file
@@ -539,6 +541,8 @@ int cpu_write_elf32_qemunote(WriteCoreDumpFunction f, CPUState *cpu,
  */
 GuestPanicInformation *cpu_get_crash_info(CPUState *cpu);
 
+#endif /* !CONFIG_USER_ONLY */
+
 /**
  * CPUDumpFlags:
  * @CPU_DUMP_CODE:
@@ -632,7 +636,8 @@ static inline int cpu_asidx_from_attrs(CPUState *cpu, MemTxAttrs attrs)
     }
     return ret;
 }
-#endif
+
+#endif /* CONFIG_USER_ONLY */
 
 /**
  * cpu_list_add: