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update PAPI support. other process and child process monitoring.

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This commit is contained in:
Ken Sato
2016-04-26 19:01:47 +09:00
parent 921280f85c
commit 130b1f4327
7 changed files with 259 additions and 88 deletions
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12
kernel/process.c
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@@ -64,6 +64,8 @@ int ptrace_detach(int pid, int data);
extern unsigned long do_kill(struct thread *, int pid, int tid, int sig, struct siginfo *info, int ptracecont);
extern void procfs_create_thread(struct thread *);
extern void procfs_delete_thread(struct thread *);
extern void perf_start(struct mc_perf_event *event);
extern void perf_reset(struct mc_perf_event *event);
struct list_head resource_set_list;
mcs_rwlock_lock_t resource_set_lock;
@@ -100,6 +102,7 @@ init_process(struct process *proc, struct process *parent)
ihk_mc_spinlock_init(&proc->mckfd_lock);
waitq_init(&proc->waitpid_q);
ihk_atomic_set(&proc->refcount, 2);
proc->monitoring_event = NULL;
}
void
@@ -2627,6 +2630,15 @@ redo:
/* Set up new TLS.. */
ihk_mc_init_user_tlsbase(next->uctx, next->tlsblock_base);
/* Performance monitoring inherit */
if(next->proc->monitoring_event) {
if(next->proc->perf_status == PP_RESET)
perf_reset(next->proc->monitoring_event);
if(next->proc->perf_status != PP_COUNT) {
perf_reset(next->proc->monitoring_event);
perf_start(next->proc->monitoring_event);
}
}
if (prev) {
last = ihk_mc_switch_context(&prev->ctx, &next->ctx, prev);
}