From: Steven Rostedt <rostedt@goodmis.org>
To: linux-kernel@vger.kernel.org
Cc: Masami Hiramatsu <mhiramat@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
Andrew Morton <akpm@linux-foundation.org>,
Huang Shijie <shijie@os.amperecomputing.com>
Subject: [for-next][PATCH 03/10] tracepoint: Print the function symbol when tracepoint_debug is set
Date: Sun, 23 Mar 2025 08:29:36 -0400 [thread overview]
Message-ID: <20250323122949.551203678@goodmis.org> (raw)
In-Reply-To: 20250323122933.407277911@goodmis.org
From: Huang Shijie <shijie@os.amperecomputing.com>
When tracepoint_debug is set, we may get the output in kernel log:
[ 380.013843] Probe 0 : 00000000f0d68cda
It is not readable, so change to print the function symbol.
After this patch, the output may becomes:
[ 55.225555] Probe 0 : perf_trace_sched_wakeup_template+0x0/0x20
Link: https://lore.kernel.org/20250307033858.4134-1-shijie@os.amperecomputing.com
Signed-off-by: Huang Shijie <shijie@os.amperecomputing.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
---
kernel/tracepoint.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c
index 1848ce7e2976..62719d2941c9 100644
--- a/kernel/tracepoint.c
+++ b/kernel/tracepoint.c
@@ -127,7 +127,7 @@ static void debug_print_probes(struct tracepoint_func *funcs)
return;
for (i = 0; funcs[i].func; i++)
- printk(KERN_DEBUG "Probe %d : %p\n", i, funcs[i].func);
+ printk(KERN_DEBUG "Probe %d : %pSb\n", i, funcs[i].func);
}
static struct tracepoint_func *
--
2.47.2
next prev parent reply other threads:[~2025-03-23 12:29 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-23 12:29 [for-next][PATCH 00/10] tracing: Updates for 6.15 Steven Rostedt
2025-03-23 12:29 ` [for-next][PATCH 01/10] scripts/tracing: Remove scripts/tracing/draw_functrace.py Steven Rostedt
2025-03-23 12:29 ` [for-next][PATCH 02/10] tracing: Constify struct event_trigger_ops Steven Rostedt
2025-03-23 12:29 ` Steven Rostedt [this message]
2025-03-23 12:29 ` [for-next][PATCH 04/10] tracing: gfp: vsprintf: Do not print "none" when using %pGg printf format Steven Rostedt
2025-03-23 12:29 ` [for-next][PATCH 05/10] tracing: Use hashtable.h for event_hash Steven Rostedt
2025-03-23 12:39 ` Steven Rostedt
2025-03-23 13:28 ` [PATCH] " Sasha Levin
2025-03-23 12:29 ` [for-next][PATCH 06/10] tracing: Align synth event print fmt Steven Rostedt
2025-03-23 12:29 ` [for-next][PATCH 07/10] tracing/osnoise: Fix possible recursive locking for cpus_read_lock() Steven Rostedt
2025-03-23 12:29 ` [for-next][PATCH 08/10] tracing: fix return value in __ftrace_event_enable_disable for TRACE_REG_UNREGISTER Steven Rostedt
2025-03-23 12:29 ` [for-next][PATCH 09/10] tracing: Ensure module defining synth event cannot be unloaded while tracing Steven Rostedt
2025-03-23 12:29 ` [for-next][PATCH 10/10] tracing: Fix synth event printk format for str fields Steven Rostedt
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