From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D8CC779C0 for ; Wed, 30 Nov 2022 18:48:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 528B7C433C1; Wed, 30 Nov 2022 18:48:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1669834112; bh=i0x02n2/XvUm6x0pXNdeboL9K1Bjk5zIPYRHwpW+QUs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CwW1QQlGVIVtrAA4re0zI5SljyMxzApzOolV4IzYXlZUYK8pMozNC0Gcfywt1YaOS qrUZ38wZ5LbtURyF2lXOyLHnlSSjXecZg0Jujzl8ax/GFWmFrmwFCUCpuvxDs8Hk7X HPr7tikDHyYawyolQzF6RsExL9j1osZhDia/ft8U= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Li Hua , "Masami Hiramatsu (Google)" , "Steven Rostedt (VMware)" , Andrew Morton , Sasha Levin Subject: [PATCH 6.0 133/289] test_kprobes: fix implicit declaration error of test_kprobes Date: Wed, 30 Nov 2022 19:21:58 +0100 Message-Id: <20221130180547.153409055@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221130180544.105550592@linuxfoundation.org> References: <20221130180544.105550592@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Li Hua [ Upstream commit de3db3f883a82c4800f4af0ae2cc3b96a408ee9b ] If KPROBES_SANITY_TEST and ARCH_CORRECT_STACKTRACE_ON_KRETPROBE is enabled, but STACKTRACE is not set. Build failed as below: lib/test_kprobes.c: In function `stacktrace_return_handler': lib/test_kprobes.c:228:8: error: implicit declaration of function `stack_trace_save'; did you mean `stacktrace_driver'? [-Werror=implicit-function-declaration] ret = stack_trace_save(stack_buf, STACK_BUF_SIZE, 0); ^~~~~~~~~~~~~~~~ stacktrace_driver cc1: all warnings being treated as errors scripts/Makefile.build:250: recipe for target 'lib/test_kprobes.o' failed make[2]: *** [lib/test_kprobes.o] Error 1 To fix this error, Select STACKTRACE if ARCH_CORRECT_STACKTRACE_ON_KRETPROBE is enabled. Link: https://lkml.kernel.org/r/20221121030620.63181-1-hucool.lihua@huawei.com Fixes: 1f6d3a8f5e39 ("kprobes: Add a test case for stacktrace from kretprobe handler") Signed-off-by: Li Hua Acked-by: Masami Hiramatsu (Google) Cc: Steven Rostedt (VMware) Signed-off-by: Andrew Morton Signed-off-by: Sasha Levin --- lib/Kconfig.debug | 1 + 1 file changed, 1 insertion(+) diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index cb131fad117c..997d23641448 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -2095,6 +2095,7 @@ config KPROBES_SANITY_TEST depends on DEBUG_KERNEL depends on KPROBES depends on KUNIT + select STACKTRACE if ARCH_CORRECT_STACKTRACE_ON_KRETPROBE default KUNIT_ALL_TESTS help This option provides for testing basic kprobes functionality on -- 2.35.1