linux-kernel - Re: [PATCH 5/7] perf tools: Pass struct perf_hpp

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Date:	Mon, 12 Jan 2015 13:27:36 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Jiri Olsa <jolsa@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Kan Liang <kan.liang@...el.com>, Jiri Olsa <jolsa@...nel.org>
Subject: Re: [PATCH 5/7] perf tools: Pass struct perf_hpp_fmt to its callbacks

Em Mon, Jan 12, 2015 at 01:21:40PM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Thu, Jan 08, 2015 at 09:45:46AM +0900, Namhyung Kim escreveu:
> > Currently ->cmp, ->collapse and ->sort callbacks doesn't pass
> > corresponding fmt.  But it'll be needed by upcoming changes in
> > perf diff command.
> > 
> > Suggested-by: Jiri Olsa <jolsa@...nel.org>
> 
> 
>   CC       /tmp/build/perf/builtin-evlist.o
> builtin-diff.c: In function ‘data__hpp_register’:
> builtin-diff.c:1036:11: error: assignment from incompatible pointer type [-Werror]
>   fmt->cmp    = hist_entry__cmp_nop;
>            ^
> builtin-diff.c:1037:16: error: assignment from incompatible pointer type [-Werror]
>   fmt->collapse = hist_entry__cmp_nop;
>                 ^
> builtin-diff.c:1043:13: error: assignment from incompatible pointer type [-Werror]
>    fmt->sort  = hist_entry__cmp_baseline;
>              ^
> builtin-diff.c:1047:13: error: assignment from incompatible pointer type [-Werror]
>    fmt->sort  = hist_entry__cmp_delta;
>              ^
> builtin-diff.c:1051:13: error: assignment from incompatible pointer type [-Werror]
>    fmt->sort  = hist_entry__cmp_ratio;
>              ^
> builtin-diff.c:1055:13: error: assignment from incompatible pointer type [-Werror]
>    fmt->sort  = hist_entry__cmp_wdiff;
>              ^
> builtin-diff.c:1058:13: error: assignment from incompatible pointer type [-Werror]
>    fmt->sort  = hist_entry__cmp_nop;
>              ^
> cc1: all warnings being treated as errors
>   LINK     plugin_kvm.so
> make[1]: *** [/tmp/build/perf/builtin-diff.o] Error 1
> make[1]: *** Waiting for unfinished jobs....
>   LINK     plugin_mac80211.so

Am I missing something? Lemme continue trying applying the rest of the
kit...

- Arnaldo
 
diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
index ae8f62151b34..4816989a84b0 100644
--- a/tools/perf/builtin-diff.c
+++ b/tools/perf/builtin-diff.c
@@ -554,14 +554,16 @@ hist_entry__cmp_compute(struct hist_entry *left, struct hist_entry *right,
 }
 
 static int64_t
-hist_entry__cmp_nop(struct hist_entry *left __maybe_unused,
+hist_entry__cmp_nop(struct perf_hpp_fmt *fmt __maybe_unused,
+		    struct hist_entry *left __maybe_unused,
 		    struct hist_entry *right __maybe_unused)
 {
 	return 0;
 }
 
 static int64_t
-hist_entry__cmp_baseline(struct hist_entry *left, struct hist_entry *right)
+hist_entry__cmp_baseline(struct perf_hpp_fmt *fmt __maybe_unused,
+			 struct hist_entry *left, struct hist_entry *right)
 {
 	if (sort_compute)
 		return 0;
@@ -572,19 +574,22 @@ hist_entry__cmp_baseline(struct hist_entry *left, struct hist_entry *right)
 }
 
 static int64_t
-hist_entry__cmp_delta(struct hist_entry *left, struct hist_entry *right)
+hist_entry__cmp_delta(struct perf_hpp_fmt *fmt __maybe_unused,
+		      struct hist_entry *left, struct hist_entry *right)
 {
 	return hist_entry__cmp_compute(right, left, COMPUTE_DELTA);
 }
 
 static int64_t
-hist_entry__cmp_ratio(struct hist_entry *left, struct hist_entry *right)
+hist_entry__cmp_ratio(struct perf_hpp_fmt *fmt __maybe_unused,
+		      struct hist_entry *left, struct hist_entry *right)
 {
 	return hist_entry__cmp_compute(right, left, COMPUTE_RATIO);
 }
 
 static int64_t
-hist_entry__cmp_wdiff(struct hist_entry *left, struct hist_entry *right)
+hist_entry__cmp_wdiff(struct perf_hpp_fmt *fmt __maybe_unused,
+		      struct hist_entry *left, struct hist_entry *right)
 {
 	return hist_entry__cmp_compute(right, left, COMPUTE_WEIGHTED_DIFF);
 }
--
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