linux-kernel - [PATCH 17/25] tools lib traceevent: Handle %z in bprint format

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Date:	Tue, 24 Mar 2015 13:19:32 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	"Steven Rostedt (Red Hat)" <rostedt@...dmis.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jiri Olsa <jolsa@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Shawn Bohrer <shawn.bohrer@...il.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 17/25] tools lib traceevent: Handle %z in bprint format

From: "Steven Rostedt (Red Hat)" <rostedt@...dmis.org>

The %z printf specifier was not handled making trace_printk()s in the
kernel that used this break on output.

Reported-by: Shawn Bohrer <shawn.bohrer@...il.com>
Signed-off-by: Steven Rostedt <rostedt@...dmis.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Shawn Bohrer <shawn.bohrer@...il.com>
Link: http://lkml.kernel.org/r/20150324135922.844361717@goodmis.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/lib/traceevent/event-parse.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index e71c472d6a81..bdb1dd618e0e 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -4008,6 +4008,10 @@ static struct print_arg *make_bprint_args(char *fmt, void *data, int size, struc
 				goto process_again;
 			case '.':
 				goto process_again;
+			case 'z':
+			case 'Z':
+				ls = 1;
+				goto process_again;
 			case 'p':
 				ls = 1;
 				/* fall through */
-- 
1.9.3

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