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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>
(cherry picked from commit cb7e10d31b)
Signed-off-by: Carlos Llamas <cmllamas@google.com>
(cherry picked from commit 8968875ad63f4cda9f263e2a2a930524dd8fdbc7)
This commit is contained in:
Liujie Xie
2022-02-10 12:11:10 +08:00
committed by Treehugger Robot
parent a945254842
commit c97f4f3ed5
3 changed files with 7 additions and 0 deletions
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2
drivers/android/binder.c
View File

@@ -2999,6 +2999,8 @@ static int binder_proc_transaction(struct binder_transaction *t,
binder_enqueue_work_ilocked(&t->work, &node->async_todo);
}
trace_android_vh_binder_proc_transaction_finish(proc, t,
thread ? thread->task : NULL, pending_async, !oneway);
if (!pending_async)
binder_wakeup_thread_ilocked(proc, thread, !oneway /* sync */);

1
drivers/android/vendor_hooks.c
View File

@@ -168,6 +168,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_cpuidle_psci_exit);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_cgroup_force_kthread_migration);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_wait_for_work);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_binder_transaction);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_proc_transaction_finish);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_sync_txn_recvd);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_update_topology_flags_workfn);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_cpufreq_transition);

4
include/trace/hooks/binder.h
View File

@@ -42,6 +42,10 @@ DECLARE_RESTRICTED_HOOK(android_rvh_binder_transaction,
TP_PROTO(struct binder_proc *target_proc, struct binder_proc *proc,
struct binder_thread *thread, struct binder_transaction_data *tr),
TP_ARGS(target_proc, proc, thread, tr), 1);
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_print_transaction_info,
TP_PROTO(struct seq_file *m, struct binder_proc *proc,
const char *prefix, struct binder_transaction *t),