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-rw-r--r--kernel/trace/trace_output.c21
1 files changed, 0 insertions, 21 deletions
diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c
index ee8d748..ca0e79e2 100644
--- a/kernel/trace/trace_output.c
+++ b/kernel/trace/trace_output.c
@@ -20,10 +20,6 @@ static struct hlist_head event_hash[EVENT_HASHSIZE] __read_mostly;
static int next_event_type = __TRACE_LAST_TYPE + 1;
-#define EVENT_STORAGE_SIZE 128
-static DEFINE_MUTEX(event_storage_mutex);
-static char event_storage[EVENT_STORAGE_SIZE];
-
int trace_print_seq(struct seq_file *m, struct trace_seq *s)
{
int len = s->len >= PAGE_SIZE ? PAGE_SIZE - 1 : s->len;
@@ -474,23 +470,6 @@ int ftrace_output_call(struct trace_iterator *iter, char *name, char *fmt, ...)
}
EXPORT_SYMBOL_GPL(ftrace_output_call);
-int ftrace_event_define_field(struct ftrace_event_call *call,
- char *type, int len, char *item, int offset,
- int field_size, int sign, int filter)
-{
- int ret;
-
- mutex_lock(&event_storage_mutex);
- snprintf(event_storage, sizeof(event_storage),
- "%s[%d]", type, len);
- ret = trace_define_field(call, event_storage, item, offset,
- field_size, sign, filter);
- mutex_unlock(&event_storage_mutex);
-
- return ret;
-}
-EXPORT_SYMBOL_GPL(ftrace_event_define_field);
-
#ifdef CONFIG_KRETPROBES
static inline const char *kretprobed(const char *name)
{
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