Re: [PATCH] ftrace: fix address for jmp mode in t_show
From: Steven Rostedt <rostedt@goodmis.org>
Date: 2025-12-16 16:26:51
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On Tue, 16 Dec 2025 11:45:33 +0800 Menglong Dong [off-list ref] wrote:
quoted hunk ↗ jump to hunk
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index bbb37c0f8c6c..d4c41fb76a25 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c@@ -4492,8 +4492,12 @@ static int t_show(struct seq_file *m, void *v) unsigned long direct; direct = ftrace_find_rec_direct(rec->ip); - if (direct) - seq_printf(m, "\n\tdirect-->%pS", (void *)direct); + if (direct) { + seq_printf(m, ftrace_is_jmp(direct) ? + "\n\tdirect(jmp)-->%pS" : + "\n\tdirect-->%pS", + (void *)ftrace_jmp_get(direct));
A little cleaner way to do the above: seq_printf(m, "\n\tdirect%s-->%pS", ftrace_is_jmp(direct) ? "(jmp)" : "", (void *)ftrace_jmp_get(direct)); -- Steve
+ } } }