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objtool: Add rewind_stack_do_exit() to the noreturn list
authorJosh Poimboeuf <jpoimboe@redhat.com>
Thu, 4 Apr 2019 17:17:35 +0000 (12:17 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 11 Aug 2019 10:22:15 +0000 (12:22 +0200)
commit 4fa5ecda2bf96be7464eb406df8aba9d89260227 upstream.

This fixes the following warning seen on GCC 7.3:

  arch/x86/kernel/dumpstack.o: warning: objtool: oops_end() falls through to next function show_regs()

Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lkml.kernel.org/r/3418ebf5a5a9f6ed7e80954c741c0b904b67b5dc.1554398240.git.jpoimboe@redhat.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
tools/objtool/check.c patch | blob | blame | history

diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index aabbd6fcaa96c9f0343299a96239f5ead3efbe06..09782ff427d0d3dfde9d52bf0209a09dc8d39178 100644 (file)
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -166,6 +166,7 @@ static int __dead_end_function(struct objtool_file *file, struct symbol *func,
                "lbug_with_loc",
                "fortify_panic",
                "machine_real_restart",
+               "rewind_stack_do_exit",
        };
 
        if (func->bind == STB_WEAK)