linux-kernel - Re: [PATCH v1 05/15] perf session: introduce decompressor into trace reader object

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Message-ID: <d7560c8f-8149-b7a8-f501-9aff16546a8f@linux.intel.com>
Date:   Mon, 12 Oct 2020 19:50:12 +0300
From:   Alexey Budankov <alexey.budankov@...ux.intel.com>
To:     Andi Kleen <ak@...ux.intel.com>
Cc:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1 05/15] perf session: introduce decompressor into trace
 reader object


On 12.10.2020 19:05, Andi Kleen wrote:
> On Mon, Oct 12, 2020 at 11:57:00AM +0300, Alexey Budankov wrote:
>> diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
>> index abdb8518a81f..4fc9ccdf7970 100644
>> --- a/tools/perf/util/session.h
>> +++ b/tools/perf/util/session.h
>> @@ -42,6 +42,7 @@ struct reader {
>>  	u64		 data_size;
>>  	u64		 data_offset;
>>  	reader_cb_t	 process;
>> +	struct zstd_data zstd_data;
> 
> Just to make sure, there is a suitable definition of zstd_data in case
> the Zstd library not available?

That's right.

Alexei

> 
> -Andi
>