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From: Randy Dunlap <rdunlap@infradead.org>
To: Daniel Latypov <dlatypov@google.com>,
	Andy Shevchenko <andriy.shevchenko@intel.com>
Cc: Trent Piepho <tpiepho@gmail.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	andy@kernel.org, Andrew Morton <akpm@linux-foundation.org>,
	oskar@scara.com, Yiyuan Guo <yguoaz@gmail.com>
Subject: Re: [PATCH] lib/math/rational.c: Fix divide by zero
Date: Mon, 24 May 2021 15:04:21 -0700	[thread overview]
Message-ID: <b5511f68-814b-1f8c-08d2-a7dbddce4e8d@infradead.org> (raw)
In-Reply-To: <CAGS_qxoKTyNBxoezkEVVrACGsFuzJwteepVpDzp+4KH+CgbMsw@mail.gmail.com>

On 5/24/21 9:55 AM, Daniel Latypov wrote:
> diff --git a/lib/math/Kconfig b/lib/math/Kconfig
> index f19bc9734fa7..20460b567493 100644
> --- a/lib/math/Kconfig
> +++ b/lib/math/Kconfig
> @@ -15,3 +15,14 @@ config PRIME_NUMBERS
> 
>  config RATIONAL
>         bool
> +
> +config RATIONAL_KUNIT_TEST
> +       tristate "KUnit test for rational number support" if !KUNIT_ALL_TESTS
> +       # depends on KUNIT && RATIONAL  # this is how it should work, but
> +       depends on KUNIT
> +       select RATIONAL # I don't grok kconfig enough to know why this

Only to set the symbol CONFIG_RATIONAL.
Then when 'make' descends into the lib/math/ subdir and looks at its Makefile,
it will decide to build the binary rational.o.

obj-$(CONFIG_RATIONAL)		+= rational.o


> is necessary
> +       default KUNIT_ALL_TESTS
> +       help
> +               This builds unit tests for the rational number support.
> +
> +               If unsure, say N.


-- 
~Randy


  reply	other threads:[~2021-05-24 22:04 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-23  0:18 [PATCH] lib/math/rational.c: Fix divide by zero Trent Piepho
2021-05-24 10:51 ` Andy Shevchenko
2021-05-24 16:55   ` Daniel Latypov
2021-05-24 22:04     ` Randy Dunlap [this message]
2021-05-24 22:56       ` Daniel Latypov
2021-05-24 23:30         ` Randy Dunlap
2021-05-24 23:38           ` Daniel Latypov
2021-05-25  0:42             ` David Gow
2021-05-25  1:49               ` Randy Dunlap
2021-05-25  1:57                 ` David Gow
2021-05-25  5:08                 ` Trent Piepho
2021-05-24 20:17   ` Trent Piepho
2021-05-24 20:35     ` Daniel Latypov
2021-05-25  9:02     ` Andy Shevchenko
2021-05-25  9:21       ` Trent Piepho
2021-05-25 12:03         ` Andy Shevchenko
2021-05-25 17:10       ` Daniel Latypov

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