From 61598093bbdd283a7edc367d900f223070ead8d2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:03 +0000
Subject: [PATCH] add ax88772C AX88772C_eeprom_tools
---
kernel/kernel/trace/trace_probe_tmpl.h | 20 ++++++++++++--------
1 files changed, 12 insertions(+), 8 deletions(-)
diff --git a/kernel/kernel/trace/trace_probe_tmpl.h b/kernel/kernel/trace/trace_probe_tmpl.h
index e528282..cf14a37 100644
--- a/kernel/kernel/trace/trace_probe_tmpl.h
+++ b/kernel/kernel/trace/trace_probe_tmpl.h
@@ -54,7 +54,7 @@
* If dest is NULL, don't store result and return required dynamic data size.
*/
static int
-process_fetch_insn(struct fetch_insn *code, struct pt_regs *regs,
+process_fetch_insn(struct fetch_insn *code, void *rec,
void *dest, void *base);
static nokprobe_inline int fetch_store_strlen(unsigned long addr);
static nokprobe_inline int
@@ -143,6 +143,8 @@
array:
/* the last stage: Loop on array */
if (code->op == FETCH_OP_LP_ARRAY) {
+ if (ret < 0)
+ ret = 0;
total += ret;
if (++i < code->param) {
code = s3;
@@ -188,7 +190,7 @@
/* Store the value of each argument */
static nokprobe_inline void
-store_trace_args(void *data, struct trace_probe *tp, struct pt_regs *regs,
+store_trace_args(void *data, struct trace_probe *tp, void *rec,
int header_size, int maxlen)
{
struct probe_arg *arg;
@@ -203,12 +205,14 @@
/* Point the dynamic data area if needed */
if (unlikely(arg->dynamic))
*dl = make_data_loc(maxlen, dyndata - base);
- ret = process_fetch_insn(arg->code, regs, dl, base);
- if (unlikely(ret < 0 && arg->dynamic)) {
- *dl = make_data_loc(0, dyndata - base);
- } else {
- dyndata += ret;
- maxlen -= ret;
+ ret = process_fetch_insn(arg->code, rec, dl, base);
+ if (arg->dynamic) {
+ if (unlikely(ret < 0)) {
+ *dl = make_data_loc(0, dyndata - base);
+ } else {
+ dyndata += ret;
+ maxlen -= ret;
+ }
}
}
}
--
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