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syscall/offload tracker: clean-up and support process-wise aggregation

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This commit is contained in:
Balazs Gerofi
2017-01-19 16:20:06 +09:00
parent c7686fdf4e
commit 5cc420a6c3
4 changed files with 208 additions and 44 deletions
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19
kernel/process.c
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@ -101,6 +101,13 @@ init_process(struct process *proc, struct process *parent)
waitq_init(&proc->waitpid_q);
ihk_atomic_set(&proc->refcount, 2);
proc->monitoring_event = NULL;
#ifdef TRACK_SYSCALLS
mcs_lock_init(&proc->st_lock);
proc->syscall_times = NULL;
proc->syscall_cnts = NULL;
proc->offload_times = NULL;
proc->offload_cnts = NULL;
#endif
}
void
@ -468,6 +475,9 @@ clone_thread(struct thread *org, unsigned long pc, unsigned long sp,
ihk_mc_spinlock_init(&thread->spin_sleep_lock);
thread->spin_sleep = 0;
#ifdef TRACK_SYSCALLS
thread->track_syscalls = org->track_syscalls;
#endif
return thread;
@ -2155,6 +2165,10 @@ release_process(struct process *proc)
}
if (proc->tids) kfree(proc->tids);
#ifdef TRACK_SYSCALLS
track_syscalls_print_proc_stats(proc);
track_syscalls_dealloc_proc_counters(proc);
#endif // TRACK_SYSCALLS
kfree(proc);
}
@ -2338,6 +2352,11 @@ void release_thread(struct thread *thread)
vm = thread->vm;
#ifdef TRACK_SYSCALLS
track_syscalls_accumulate_counters(thread, thread->proc);
//track_syscalls_print_thread_stats(thread);
track_syscalls_dealloc_thread_counters(thread);
#endif // TRACK_SYSCALLS
procfs_delete_thread(thread);
destroy_thread(thread);