linux-kernel - Re: buggy perf callgraph output

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Message-ID: <20101223125535.GA1769@nowhere>
Date:	Thu, 23 Dec 2010 13:55:38 +0100
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	Nick Piggin <npiggin@...nel.dk>
Cc:	Arnaldo Carvalho de Melo <acme@...hat.com>,
	linux-kernel@...r.kernel.org
Subject: Re: buggy perf callgraph output

On Fri, Dec 17, 2010 at 04:32:58PM +1100, Nick Piggin wrote:
> That would be great, thanks! It's a really awesome tool, I appreciate
> your effort on it.

Thanks :)

So the below patch should fix the issue. Tell me if you encounter it
again, or anything else.

diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index d503670..c749ba6 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -356,7 +356,7 @@ static size_t ipchain__fprintf_graph_line(FILE *fp, int depth, int depth_mask,
 
 static size_t ipchain__fprintf_graph(FILE *fp, struct callchain_list *chain,
 				     int depth, int depth_mask, int period,
-				     u64 total_samples, int hits,
+				     u64 total_samples, u64 hits,
 				     int left_margin)
 {
 	int i;

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