linux-kernel - [PATCH 3/3] kheaders: Make it depend on sysfs

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Message-Id: <20190510210243.152808-4-joel@joelfernandes.org>
Date:   Fri, 10 May 2019 17:02:43 -0400
From:   "Joel Fernandes (Google)" <joel@...lfernandes.org>
To:     linux-kernel@...r.kernel.org
Cc:     "Joel Fernandes (Google)" <joel@...lfernandes.org>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Adrian Ratiu <adrian.ratiu@...labora.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>, atishp04@...il.com,
        bpf@...r.kernel.org, Brendan Gregg <bgregg@...flix.com>,
        Brendan Gregg <brendan.d.gregg@...il.com>, dancol@...gle.com,
        Daniel Borkmann <daniel@...earbox.net>,
        Dan Williams <dan.j.williams@...el.com>,
        dietmar.eggemann@....com, duyuchao <yuchao.du@...soc.com>,
        gregkh@...uxfoundation.org, Guenter Roeck <groeck@...omium.org>,
        Jonathan Corbet <corbet@....net>,
        Karim Yaghmour <karim.yaghmour@...rsys.com>,
        Kees Cook <keescook@...omium.org>, kernel-team@...roid.com,
        linux-doc@...r.kernel.org, linux-kselftest@...r.kernel.org,
        linux-trace-devel@...r.kernel.org,
        Manjo Raja Rao <linux@...ojrajarao.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Michał Gregorczyk <michalgr@...com>,
        Michal Gregorczyk <michalgr@...e.com>,
        Mohammad Husain <russoue@...il.com>,
        Olof Johansson <olof@...om.net>, qais.yousef@....com,
        rdunlap@...radead.org, rostedt@...dmis.org,
        Shuah Khan <shuah@...nel.org>,
        Srinivas Ramana <sramana@...eaurora.org>,
        Tamir Carmeli <carmeli.tamir@...il.com>, yhs@...com
Subject: [PATCH 3/3] kheaders: Make it depend on sysfs

The kheaders archive is exposed through SYSFS in /sys/kernel/. Make it
depend on SYSFS as it makes no sense to enable this feature without it.

Suggested-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
Signed-off-by: Joel Fernandes (Google) <joel@...lfernandes.org>
---
 init/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/init/Kconfig b/init/Kconfig
index ce08adf0f637..f27138a8cf28 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -581,6 +581,7 @@ config IKCONFIG_PROC
 
 config IKHEADERS
 	tristate "Enable kernel headers through /sys/kernel/kheaders.tar.xz"
+	depends on SYSFS
 	help
 	  This option enables access to the in-kernel headers that are generated during
 	  the build process. These can be used to build eBPF tracing programs,
-- 
2.21.0.1020.gf2820cf01a-goog