linux-kernel - Re: [PATCH v5] perf tools: add support for libpfm4

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Message-ID: <20200324102648.GP1534489@krava>
Date:   Tue, 24 Mar 2020 11:26:48 +0100
From:   Jiri Olsa <jolsa@...hat.com>
To:     Ian Rogers <irogers@...gle.com>
Cc:     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>,
        Namhyung Kim <namhyung@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Martin KaFai Lau <kafai@...com>, Yonghong Song <yhs@...com>,
        Andrii Nakryiko <andriin@...com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Igor Lubashev <ilubashe@...mai.com>,
        Alexey Budankov <alexey.budankov@...ux.intel.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Andi Kleen <ak@...ux.intel.com>,
        Jiwei Sun <jiwei.sun@...driver.com>,
        yuzhoujian <yuzhoujian@...ichuxing.com>,
        Kan Liang <kan.liang@...ux.intel.com>,
        Jin Yao <yao.jin@...ux.intel.com>,
        Leo Yan <leo.yan@...aro.org>,
        John Garry <john.garry@...wei.com>,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org, linux-perf-users@...r.kernel.org,
        Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH v5] perf tools: add support for libpfm4

On Mon, Mar 23, 2020 at 04:58:46PM -0700, Ian Rogers wrote:

SNIP

> diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
> index 7ac0d8088565..573072d32545 100644
> --- a/tools/build/feature/Makefile
> +++ b/tools/build/feature/Makefile
> @@ -67,7 +67,9 @@ FILES=                                          \
>           test-llvm.bin				\
>           test-llvm-version.bin			\
>           test-libaio.bin			\
> -         test-libzstd.bin
> +         test-libzstd.bin			\
> +         test-libpfm4.bin
> +
>  
>  FILES := $(addprefix $(OUTPUT),$(FILES))
>  
> @@ -321,6 +323,9 @@ $(OUTPUT)test-libaio.bin:
>  $(OUTPUT)test-libzstd.bin:
>  	$(BUILD) -lzstd
>  
> +$(OUTPUT)test-libpfm4.bin:
> +	$(BUILD) -lpfm

also please move the libpfm4 detection into separated patch

thanks,
jirka