[for-next][PATCH 01/25] objtool: Add vpanic() to the noreturn list

Steven Rostedt posted 25 patches 2 months, 1 week ago
[for-next][PATCH 01/25] objtool: Add vpanic() to the noreturn list
Posted by Steven Rostedt 2 months, 1 week ago
From: Nam Cao <namcao@linutronix.de>

vpanic() does not return. However, objtool doesn't know this and gets
confused:
kernel/trace/rv/reactor_panic.o: warning: objtool: rv_panic_reaction(): unexpected end of section .text

Add vpanic() to the list of noreturn functions.

Cc: John Ogness <john.ogness@linutronix.de>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Gabriele Monaco <gmonaco@redhat.com>
Cc: Josh Poimboeuf <jpoimboe@kernel.org>
Cc: Petr Mladek <pmladek@suse.com>
Link: https://lore.kernel.org/073f826ebec18b2bb59cba88606cd865d8039fd2.1752232374.git.namcao@linutronix.de
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202507110826.2ekbVdWZ-lkp@intel.com/
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Nam Cao <namcao@linutronix.de>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
---
 tools/objtool/noreturns.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/objtool/noreturns.h b/tools/objtool/noreturns.h
index eacfe3b0a8d1..6a922d046b8e 100644
--- a/tools/objtool/noreturns.h
+++ b/tools/objtool/noreturns.h
@@ -38,6 +38,7 @@ NORETURN(mpt_halt_firmware)
 NORETURN(mwait_play_dead)
 NORETURN(nmi_panic_self_stop)
 NORETURN(panic)
+NORETURN(vpanic)
 NORETURN(panic_smp_self_stop)
 NORETURN(rest_init)
 NORETURN(rewind_stack_and_make_dead)
-- 
2.47.2