linux-kernel - [PATCH] tracing: synth events: increase max fields count

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Date:   Wed,  1 Sep 2021 16:55:13 +0300
From:   Artem Bityutskiy <dedekind1@...il.com>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Tom Zanussi <zanussi@...nel.org>, linux-kernel@...r.kernel.org,
        Artem Bityutskiy <dedekind1@...il.com>
Subject: [PATCH] tracing: synth events: increase max fields count

From: Artem Bityutskiy <artem.bityutskiy@...ux.intel.com>

Sometimes it is useful to construct larger synthetic trace events. Increase
'SYNTH_FIELDS_MAX' (maximum number of fields in a synthetic event) from 32 to
64.

Signed-off-by: Artem Bityutskiy <artem.bityutskiy@...ux.intel.com>
---
 kernel/trace/trace_synth.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/trace/trace_synth.h b/kernel/trace/trace_synth.h
index 4007fe95cf42..b29595fe3ac5 100644
--- a/kernel/trace/trace_synth.h
+++ b/kernel/trace/trace_synth.h
@@ -5,7 +5,7 @@
 #include "trace_dynevent.h"
 
 #define SYNTH_SYSTEM		"synthetic"
-#define SYNTH_FIELDS_MAX	32
+#define SYNTH_FIELDS_MAX	64
 
 #define STR_VAR_LEN_MAX		MAX_FILTER_STR_VAL /* must be multiple of sizeof(u64) */
 
-- 
2.31.1