linux-kernel - [tip:perf/core] perf probe: Fix wrong warning in __show_one

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Message-ID: <tip-32b2b6ec57a3adb3ab7215fbf36ec61c15de06ee@git.kernel.org>
Date:	Sat, 25 Dec 2010 08:58:34 GMT
From:	tip-bot for Franck Bui-Huu <vagabon.xyz@...il.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org, hpa@...or.com,
	mingo@...hat.com, fbuihuu@...il.com, vagabon.xyz@...il.com,
	masami.hiramatsu.pt@...achi.com, tglx@...utronix.de, mingo@...e.hu
Subject: [tip:perf/core] perf probe: Fix wrong warning in __show_one_line() if read(1) errors happen

Commit-ID:  32b2b6ec57a3adb3ab7215fbf36ec61c15de06ee
Gitweb:     http://git.kernel.org/tip/32b2b6ec57a3adb3ab7215fbf36ec61c15de06ee
Author:     Franck Bui-Huu <vagabon.xyz@...il.com>
AuthorDate: Wed, 22 Dec 2010 17:37:13 +0100
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Wed, 22 Dec 2010 20:32:08 -0200

perf probe: Fix wrong warning in __show_one_line() if read(1) errors happen

This was introduced by commit fde52dbd7f71934aba4e150f3d1d51e826a08850.

Cc: H. Peter Anvin <hpa@...or.com>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
Cc: Ingo Molnar <mingo@...e.hu>
Cc: Thomas Gleixner <tglx@...utronix.de>
LKML-Reference: <m3y67hsr0m.fsf@...il.com>
Signed-off-by: Franck Bui-Huu <fbuihuu@...il.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/probe-event.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 099336e..4bde988 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -309,7 +309,7 @@ static int __show_one_line(FILE *fp, int l, bool skip, bool show_num)
 	return 1;
 error:
 	if (ferror(fp)) {
-		pr_warning("Source file is shorter than expected.\n");
+		pr_warning("File read error: %s\n", strerror(errno));
 		return -1;
 	}
 	return 0;
--
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