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- /* SPDX-License-Identifier: GPL-2.0 */
- #undef TRACE_SYSTEM
- #define TRACE_SYSTEM futex
- #undef TRACE_INCLUDE_PATH
- #define TRACE_INCLUDE_PATH trace/hooks
- #if !defined(_TRACE_HOOK_FUTEX_H) || defined(TRACE_HEADER_MULTI_READ)
- #define _TRACE_HOOK_FUTEX_H
- #include <linux/tracepoint.h>
- #include <trace/hooks/vendor_hooks.h>
- #include <linux/plist.h>
- /*
- * Following tracepoints are not exported in tracefs and provide a
- * mechanism for vendor modules to hook and extend functionality
- */
- DECLARE_HOOK(android_vh_alter_futex_plist_add,
- TP_PROTO(struct plist_node *node,
- struct plist_head *head,
- bool *already_on_hb),
- TP_ARGS(node, head, already_on_hb));
- DECLARE_HOOK(android_vh_futex_sleep_start,
- TP_PROTO(struct task_struct *p),
- TP_ARGS(p));
- DECLARE_HOOK(android_vh_do_futex,
- TP_PROTO(int cmd,
- unsigned int *flags,
- u32 __user *uaddr2),
- TP_ARGS(cmd, flags, uaddr2));
- DECLARE_HOOK(android_vh_futex_wait_start,
- TP_PROTO(unsigned int flags,
- u32 bitset),
- TP_ARGS(flags, bitset));
- DECLARE_HOOK(android_vh_futex_wait_end,
- TP_PROTO(unsigned int flags,
- u32 bitset),
- TP_ARGS(flags, bitset));
- DECLARE_HOOK(android_vh_futex_wake_traverse_plist,
- TP_PROTO(struct plist_head *chain, int *target_nr,
- union futex_key key, u32 bitset),
- TP_ARGS(chain, target_nr, key, bitset));
- DECLARE_HOOK(android_vh_futex_wake_this,
- TP_PROTO(int ret, int nr_wake, int target_nr,
- struct task_struct *p),
- TP_ARGS(ret, nr_wake, target_nr, p));
- DECLARE_HOOK(android_vh_futex_wake_up_q_finish,
- TP_PROTO(int nr_wake, int target_nr),
- TP_ARGS(nr_wake, target_nr));
- #endif /* _TRACE_HOOK_FUTEX_H */
- /* This part must be outside protection */
- #include <trace/define_trace.h>
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