linux-kernel - Re: [PATCH 02/48] perf tools: Remove perf_tool from event

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Message-ID: <20180918205609.GB311@kernel.org>
Date:   Tue, 18 Sep 2018 17:56:09 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Jiri Olsa <jolsa@...nel.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Andi Kleen <andi@...stfloor.org>,
        Alexey Budankov <alexey.budankov@...ux.intel.com>
Subject: Re: [PATCH 02/48] perf tools: Remove perf_tool from event_op3

Em Thu, Sep 13, 2018 at 02:54:04PM +0200, Jiri Olsa escreveu:
> Now when we keep perf_tool pointer inside perf_session,
> there's no need to have perf_tool argument in the
> event_op3 callback. Removing it.
> 
> Link: http://lkml.kernel.org/n/tip-78u9m0jbre3bn16l6guqfyrf@git.kernel.org
> Signed-off-by: Jiri Olsa <jolsa@...nel.org>
> ---
>  tools/perf/builtin-inject.c | 6 +++---
>  tools/perf/util/auxtrace.c  | 7 +++----
>  tools/perf/util/auxtrace.h  | 5 ++---
>  tools/perf/util/session.c   | 8 +++-----
>  tools/perf/util/tool.h      | 4 +---
>  5 files changed, 12 insertions(+), 18 deletions(-)
> 
> diff --git a/tools/perf/builtin-inject.c b/tools/perf/builtin-inject.c
> index d77ed2aea95a..03fc65da0657 100644
> --- a/tools/perf/builtin-inject.c
> +++ b/tools/perf/builtin-inject.c
> @@ -131,10 +131,10 @@ static int copy_bytes(struct perf_inject *inject, int fd, off_t size)
>  	return 0;
>  }
>  
> -static s64 perf_event__repipe_auxtrace(struct perf_tool *tool,
> -				       union perf_event *event,
> -				       struct perf_session *session)
> +static s64 perf_event__repipe_auxtrace(struct perf_session *session,
> +				       union perf_event *event)
>  {
> +	struct perf_tool *tool = session->tool;
>  	struct perf_inject *inject = container_of(tool, struct perf_inject,
>  						  tool);
>  	int ret;

You forgot the !HAVE_AUXTRACE_SUPPORT case, fixed with:


diff --git a/tools/perf/builtin-inject.c b/tools/perf/builtin-inject.c
index 03fc65da0657..b4a29f435b06 100644
--- a/tools/perf/builtin-inject.c
+++ b/tools/perf/builtin-inject.c
@@ -172,9 +172,8 @@ static s64 perf_event__repipe_auxtrace(struct perf_session *session,
 #else
 
 static s64
-perf_event__repipe_auxtrace(struct perf_tool *tool __maybe_unused,
-			    union perf_event *event __maybe_unused,
-			    struct perf_session *session __maybe_unused)
+perf_event__repipe_auxtrace(struct perf_session *session __maybe_unused,
+			    union perf_event *event __maybe_unused)
 {
 	pr_err("AUX area tracing not supported\n");
 	return -EINVAL;