| /* 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 |
| */ |
| struct rw_semaphore; |
| struct rwsem_waiter; |
| 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)); |
| |
| /* macro versions of hooks are no longer required */ |
| |
| #endif /* _TRACE_HOOK_RWSEM_H */ |
| /* This part must be outside protection */ |
| #include <trace/define_trace.h> |
