linux-kernel - Re: [PATCH v6 2/6] lib: introduce generic min-heap

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Date:   Fri, 14 Feb 2020 14:06:38 -0800
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Ian Rogers <irogers@...gle.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Shuah Khan <skhan@...uxfoundation.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Marco Elver <elver@...gle.com>,
        Kent Overstreet <kent.overstreet@...il.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Ard Biesheuvel <ardb@...nel.org>,
        Gary Hook <Gary.Hook@....com>,
        Kan Liang <kan.liang@...ux.intel.com>,
        linux-kernel@...r.kernel.org
Cc:     Stephane Eranian <eranian@...gle.com>,
        Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH v6 2/6] lib: introduce generic min-heap

Hi,

On 2/13/20 11:51 PM, Ian Rogers wrote:
> diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
> index 1458505192cd..e61e7fee9364 100644
> --- a/lib/Kconfig.debug
> +++ b/lib/Kconfig.debug
> @@ -1771,6 +1771,16 @@ config TEST_LIST_SORT
>  
>  	  If unsure, say N.
>  
> +config TEST_MIN_HEAP
> +	tristate "Min heap test"
> +	depends on DEBUG_KERNEL || m

I realize that this is (likely) copied from other config entries,
but the "depends on DEBUG_KERNEL || m" doesn't make any sense to me.
Seems like it should be "depends on DEBUG_KERNEL && m"...

Why should it be "||"??


> +	help
> +	  Enable this to turn on min heap function tests. This test is
> +	  executed only once during system boot (so affects only boot time),
> +	  or at module load time.
> +
> +	  If unsure, say N.
> +
>  config TEST_SORT
>  	tristate "Array-based sort test"
>  	depends on DEBUG_KERNEL || m


thanks.
-- 
~Randy