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ANDROID: vendor_hooks: Add hooks for binder proc transaction

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We need pointers to proc and t, the current hooks in binder_proc_transaction
are unable to use.

Bug: 208910215
Change-Id: I730964f965a015e5f5a3e237d9b3bd084b5bd0d0
Signed-off-by: Liujie Xie <xieliujie@oppo.com>
This commit is contained in:
Liujie Xie
2022-02-10 12:11:10 +08:00
committed by Todd Kjos
parent 16d19b6561
commit cb7e10d31b
3 changed files with 8 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/android/binder.c
View File

@@ -2535,7 +2535,8 @@ static int binder_proc_transaction(struct binder_transaction *t,
trace_android_vh_binder_proc_transaction_end(current, proc->tsk, trace_android_vh_binder_proc_transaction_end(current, proc->tsk,
thread ? thread->task : NULL, t->code, pending_async, !oneway); thread ? thread->task : NULL, t->code, pending_async, !oneway);
trace_android_vh_binder_proc_transaction_finish(proc, t,
thread ? thread->task : NULL, pending_async, !oneway);
if (!pending_async) if (!pending_async)
binder_wakeup_thread_ilocked(proc, thread, !oneway /* sync */); binder_wakeup_thread_ilocked(proc, thread, !oneway /* sync */);

1
drivers/android/vendor_hooks.c
View File

@@ -279,6 +279,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_binder_transaction);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_preset); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_preset);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_proc_transaction); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_proc_transaction);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_proc_transaction_end); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_proc_transaction_end);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_proc_transaction_finish);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_new_ref); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_new_ref);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_del_ref); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_del_ref);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_post_init_entity_util_avg); EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_post_init_entity_util_avg);

5
include/trace/hooks/binder.h
View File

@@ -69,6 +69,10 @@ DECLARE_HOOK(android_vh_binder_proc_transaction_end,
struct task_struct *binder_th_task, unsigned int code, struct task_struct *binder_th_task, unsigned int code,
bool pending_async, bool sync), bool pending_async, bool sync),
TP_ARGS(caller_task, binder_proc_task, binder_th_task, code, pending_async, sync)); TP_ARGS(caller_task, binder_proc_task, binder_th_task, code, pending_async, sync));
DECLARE_HOOK(android_vh_binder_proc_transaction_finish,
TP_PROTO(struct binder_proc *proc, struct binder_transaction *t,
struct task_struct *binder_th_task, bool pending_async, bool sync),
TP_ARGS(proc, t, binder_th_task, pending_async, sync));
DECLARE_HOOK(android_vh_binder_new_ref, DECLARE_HOOK(android_vh_binder_new_ref,
TP_PROTO(struct task_struct *proc, uint32_t ref_desc, int node_debug_id), TP_PROTO(struct task_struct *proc, uint32_t ref_desc, int node_debug_id),
TP_ARGS(proc, ref_desc, node_debug_id)); TP_ARGS(proc, ref_desc, node_debug_id));
@@ -98,6 +102,7 @@ DECLARE_HOOK(android_vh_binder_read_done,
DECLARE_HOOK(android_vh_binder_has_work_ilocked, DECLARE_HOOK(android_vh_binder_has_work_ilocked,
TP_PROTO(struct binder_thread *thread, bool do_proc_work, int *ret), TP_PROTO(struct binder_thread *thread, bool do_proc_work, int *ret),
TP_ARGS(thread, do_proc_work, ret)); TP_ARGS(thread, do_proc_work, ret));
/* macro versions of hooks are no longer required */ /* macro versions of hooks are no longer required */
#endif /* _TRACE_HOOK_BINDER_H */ #endif /* _TRACE_HOOK_BINDER_H */