Similar to '%pd' for printk, use '%pd' for print struct dentry's name.
Signed-off-by: Ye Bin <yebi...@huawei.com>
---
kernel/trace/trace_kprobe.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index c4c6e0e0068b..7cbb43740b4f 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -779,6 +779,7 @@ static int __trace_kprobe_create(int argc, const char
*argv[])
char buf[MAX_EVENT_NAME_LEN];
char gbuf[MAX_EVENT_NAME_LEN];
char abuf[MAX_BTF_ARGS_LEN];
+ char *dbuf = NULL;
struct traceprobe_parse_context ctx = { .flags = TPARG_FL_KERNEL };
switch (argv[0][0]) {
@@ -930,6 +931,10 @@ static int __trace_kprobe_create(int argc, const char
*argv[])
argv = new_argv;
}
+ ret = traceprobe_expand_dentry_args(argc, argv, &dbuf);
+ if (ret)
+ goto out;
+
/* setup a probe */
tk = alloc_trace_kprobe(group, event, addr, symbol, offset, maxactive,
argc, is_return);
@@ -971,6 +976,7 @@ static int __trace_kprobe_create(int argc, const char
*argv[])
trace_probe_log_clear();
kfree(new_argv);
kfree(symbol);
+ kfree(dbuf);
return ret;
parse_error:
--
2.31.1
