forked from mirrors/linux
f7d9f6370e
kernel test robot reported some osnoise functions with "no previous
prototype."
Fix these warnings by making local functions static, and by adding:
void osnoise_trace_irq_entry(int id);
void osnoise_trace_irq_exit(int id, const char *desc);
to include/linux/trace.h.
Link: https://lkml.kernel.org/r/e40d3cb4be8bde921f4b40fa6a095cf85ab807bd.1624872608.git.bristot@redhat.com
Fixes: bce29ac9ce ("trace: Add osnoise tracer")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Daniel Bristot de Oliveira <bristot@redhat.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
53 lines
1.7 KiB
C
53 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _LINUX_TRACE_H
|
|
#define _LINUX_TRACE_H
|
|
|
|
#ifdef CONFIG_TRACING
|
|
|
|
#define TRACE_EXPORT_FUNCTION BIT(0)
|
|
#define TRACE_EXPORT_EVENT BIT(1)
|
|
#define TRACE_EXPORT_MARKER BIT(2)
|
|
|
|
/*
|
|
* The trace export - an export of Ftrace output. The trace_export
|
|
* can process traces and export them to a registered destination as
|
|
* an addition to the current only output of Ftrace - i.e. ring buffer.
|
|
*
|
|
* If you want traces to be sent to some other place rather than ring
|
|
* buffer only, just need to register a new trace_export and implement
|
|
* its own .write() function for writing traces to the storage.
|
|
*
|
|
* next - pointer to the next trace_export
|
|
* write - copy traces which have been delt with ->commit() to
|
|
* the destination
|
|
* flags - which ftrace to be exported
|
|
*/
|
|
struct trace_export {
|
|
struct trace_export __rcu *next;
|
|
void (*write)(struct trace_export *, const void *, unsigned int);
|
|
int flags;
|
|
};
|
|
|
|
int register_ftrace_export(struct trace_export *export);
|
|
int unregister_ftrace_export(struct trace_export *export);
|
|
|
|
struct trace_array;
|
|
|
|
void trace_printk_init_buffers(void);
|
|
__printf(3, 4)
|
|
int trace_array_printk(struct trace_array *tr, unsigned long ip,
|
|
const char *fmt, ...);
|
|
int trace_array_init_printk(struct trace_array *tr);
|
|
void trace_array_put(struct trace_array *tr);
|
|
struct trace_array *trace_array_get_by_name(const char *name);
|
|
int trace_array_destroy(struct trace_array *tr);
|
|
|
|
/* For osnoise tracer */
|
|
int osnoise_arch_register(void);
|
|
void osnoise_arch_unregister(void);
|
|
void osnoise_trace_irq_entry(int id);
|
|
void osnoise_trace_irq_exit(int id, const char *desc);
|
|
|
|
#endif /* CONFIG_TRACING */
|
|
|
|
#endif /* _LINUX_TRACE_H */
|