linux-kernel - [PATCH 1/4] lib: Make prime number generator independently selectable

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Date:   Thu, 28 May 2020 23:52:06 +0900
From:   Masami Hiramatsu <mhiramat@...nel.org>
To:     Shuah Khan <skhan@...uxfoundation.org>
Cc:     linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
        Shuah Khan <shuah@...nel.org>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        "Luis R . Rodriguez" <mcgrof@...nel.org>,
        Chris Wilson <chris@...is-wilson.co.uk>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Kees Cook <keescook@...omium.org>,
        Masami Hiramatsu <masami.hiramatsu@...aro.org>
Subject: [PATCH 1/4] lib: Make prime number generator independently selectable

Make prime number generator independently selectable from
kconfig. This allows us to enable CONFIG_PRIME_NUMBERS=m
and run the tools/testing/selftests/lib/prime_numbers.sh
without other DRM selftest modules.

Signed-off-by: Masami Hiramatsu <mhiramat@...nel.org>
---
 lib/math/Kconfig |    7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/math/Kconfig b/lib/math/Kconfig
index 15bd50d92308..f19bc9734fa7 100644
--- a/lib/math/Kconfig
+++ b/lib/math/Kconfig
@@ -6,7 +6,12 @@ config CORDIC
 	  calculations are in fixed point. Module will be called cordic.
 
 config PRIME_NUMBERS
-	tristate
+	tristate "Simple prime number generator for testing"
+	help
+	  This option provides a simple prime number generator for test
+	  modules.
+
+	  If unsure, say N.
 
 config RATIONAL
 	bool