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Diffstat (limited to 'kernel/trace/trace.h')
-rw-r--r--kernel/trace/trace.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 490ba229931d..6b0b343a36a2 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KERNEL_TRACE_H
#define _LINUX_KERNEL_TRACE_H
@@ -245,6 +246,7 @@ struct trace_array {
int stop_count;
int clock_id;
int nr_topts;
+ bool clear_trace;
struct tracer *current_trace;
unsigned int trace_flags;
unsigned char trace_flags_index[TRACE_FLAGS_MAX_SIZE];
@@ -443,6 +445,8 @@ struct tracer {
#ifdef CONFIG_TRACER_MAX_TRACE
bool use_max_tr;
#endif
+ /* True if tracer cannot be enabled in kernel param */
+ bool noboot;
};
@@ -1456,7 +1460,7 @@ extern struct trace_event_file *find_event_file(struct trace_array *tr,
static inline void *event_file_data(struct file *filp)
{
- return ACCESS_ONCE(file_inode(filp)->i_private);
+ return READ_ONCE(file_inode(filp)->i_private);
}
extern struct mutex event_mutex;