ftrace: Fix type of ftrace_graph_ent_entry.depth

ftrace_graph_ent.depth is int, but ftrace_graph_ent_entry.depth is
unsigned long. This confuses trace-cmd on 64-bit big-endian systems and
makes it print a huge amount of spaces. Fix this by using unsigned int,
which has a matching size, instead.

Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Sven Schnelle <svens@linux.ibm.com>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Alexander Gordeev <agordeev@linux.ibm.com>
Link: https://lore.kernel.org/20250412221847.17310-2-iii@linux.ibm.com
Fixes: ff5c9c576e75 ("ftrace: Add support for function argument to graph tracer")
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>

diff --git a/kernel/trace/trace_entries.h b/kernel/trace/trace_entries.h
index ee40d4e..4ef4df6 100644 (file)
--- a/kernel/trace/trace_entries.h
+++ b/kernel/trace/trace_entries.h
@@ -80,11 +80,11 @@ FTRACE_ENTRY(funcgraph_entry, ftrace_graph_ent_entry,
        F_STRUCT(
                __field_struct( struct ftrace_graph_ent,        graph_ent       )
                __field_packed( unsigned long,  graph_ent,      func            )
-               __field_packed( unsigned long,  graph_ent,      depth           )
+               __field_packed( unsigned int,   graph_ent,      depth           )
                __dynamic_array(unsigned long,  args                            )
        ),
 
-       F_printk("--> %ps (%lu)", (void *)__entry->func, __entry->depth)
+       F_printk("--> %ps (%u)", (void *)__entry->func, __entry->depth)
 );
 
 #ifdef CONFIG_FUNCTION_GRAPH_RETADDR