57 lines
1.8 KiB
C
57 lines
1.8 KiB
C
|
/* SPDX-License-Identifier: GPL-2.0 */
|
||
|
|
#undef TRACE_SYSTEM
|
||
|
|
#define TRACE_SYSTEM rwsem
|
||
|
|
#define TRACE_INCLUDE_PATH trace/hooks
|
||
|
|
#if !defined(_TRACE_HOOK_RWSEM_H) || defined(TRACE_HEADER_MULTI_READ)
|
||
|
|
#define _TRACE_HOOK_RWSEM_H
|
||
|
|
#include <linux/tracepoint.h>
|
||
|
|
#include <trace/hooks/vendor_hooks.h>
|
||
|
|
/*
|
||
|
|
* Following tracepoints are not exported in tracefs and provide a
|
||
|
|
* mechanism for vendor modules to hook and extend functionality
|
||
|
|
*/
|
||
|
|
#ifdef __GENKSYMS__
|
||
|
|
struct rw_semaphore;
|
||
|
|
struct rwsem_waiter;
|
||
|
|
#else
|
||
|
|
/* struct rw_semaphore, struct rwsem_waiter */
|
||
|
|
#include <linux/rwsem.h>
|
||
|
|
#endif /* __GENKSYMS__ */
|
||
|
|
DECLARE_HOOK(android_vh_rwsem_init,
|
||
|
|
TP_PROTO(struct rw_semaphore *sem),
|
||
|
|
TP_ARGS(sem));
|
||
|
|
DECLARE_HOOK(android_vh_rwsem_wake,
|
||
|
|
TP_PROTO(struct rw_semaphore *sem),
|
||
|
|
TP_ARGS(sem));
|
||
|
|
DECLARE_HOOK(android_vh_rwsem_write_finished,
|
||
|
|
TP_PROTO(struct rw_semaphore *sem),
|
||
|
|
TP_ARGS(sem));
|
||
|
|
DECLARE_HOOK(android_vh_alter_rwsem_list_add,
|
||
|
|
TP_PROTO(struct rwsem_waiter *waiter,
|
||
|
|
struct rw_semaphore *sem,
|
||
|
|
bool *already_on_list),
|
||
|
|
TP_ARGS(waiter, sem, already_on_list));
|
||
|
|
DECLARE_HOOK(android_vh_rwsem_wake_finish,
|
||
|
|
TP_PROTO(struct rw_semaphore *sem),
|
||
|
|
TP_ARGS(sem));
|
||
|
|
DECLARE_HOOK(android_vh_rwsem_set_owner,
|
||
|
|
TP_PROTO(struct rw_semaphore *sem),
|
||
|
|
TP_ARGS(sem));
|
||
|
|
DECLARE_HOOK(android_vh_rwsem_set_reader_owned,
|
||
|
|
TP_PROTO(struct rw_semaphore *sem),
|
||
|
|
TP_ARGS(sem));
|
||
|
|
DECLARE_HOOK(android_vh_rwsem_up_write_end,
|
||
|
|
TP_PROTO(struct rw_semaphore *sem),
|
||
|
|
TP_ARGS(sem));
|
||
|
|
DECLARE_HOOK(android_vh_rwsem_up_read_end,
|
||
|
|
TP_PROTO(struct rw_semaphore *sem),
|
||
|
|
TP_ARGS(sem));
|
||
|
|
DECLARE_HOOK(android_vh_rwsem_mark_wake_readers,
|
||
|
|
TP_PROTO(struct rw_semaphore *sem, struct rwsem_waiter *waiter),
|
||
|
|
TP_ARGS(sem, waiter));
|
||
|
|
/* macro versions of hooks are no longer required */
|
||
|
|
|
||
|
|
#endif /* _TRACE_HOOK_RWSEM_H */
|
||
|
|
/* This part must be outside protection */
|
||
|
|
#include <trace/define_trace.h>
|