static void
reply_msacc(void *vmsaccrp)
{
ErtsMsAcc *msacc = ERTS_MSACC_TSD_GET();
ErtsMSAccReq *msaccrp = (ErtsMSAccReq *) vmsaccrp;
ASSERT(!msacc || !msacc->unmanaged);
if (msaccrp->action == ERTS_MSACC_ENABLE && !msacc) {
msacc = get_msacc();
msacc->perf_counter = erts_sys_perf_counter();
msacc->state = ERTS_MSACC_STATE_OTHER;
ERTS_MSACC_TSD_SET(msacc);
} else if (msaccrp->action == ERTS_MSACC_DISABLE && msacc) {
ERTS_MSACC_TSD_SET(NULL);
} else if (msaccrp->action == ERTS_MSACC_RESET) {
msacc = msacc ? msacc : get_msacc();
erts_msacc_reset(msacc);
} else if (msaccrp->action == ERTS_MSACC_GATHER && !msacc) {
msacc = get_msacc();
}
ASSERT(!msacc || !msacc->unmanaged);
send_reply(msacc, msaccrp);
erts_proc_dec_refc(msaccrp->proc);
if (erts_smp_atomic32_dec_read_nob(&msaccrp->refc) == 0)
erts_free(ERTS_ALC_T_MSACC, vmsaccrp);
}
void erts_msacc_init_thread(char *type, int id, int managed) {
ErtsMsAcc *msacc;
msacc = erts_alloc(ERTS_ALC_T_MSACC, sizeof(ErtsMsAcc) +
sizeof(ErtsMsAccPerfCntr) * ERTS_MSACC_STATE_COUNT);
msacc->type = strdup(type);
msacc->id = make_small(id);
msacc->unmanaged = !managed;
msacc->tid = erts_thr_self();
msacc->perf_counter = 0;
#ifdef USE_THREADS
erts_rwmtx_rwlock(&msacc_mutex);
if (!managed) {
erts_mtx_init(&msacc->mtx,"msacc_unmanaged_mutex");
msacc->next = msacc_unmanaged;
msacc_unmanaged = msacc;
msacc_unmanaged_count++;
ERTS_MSACC_TSD_SET(msacc);
} else {
msacc->next = msacc_managed;
msacc_managed = msacc;
}
erts_rwmtx_rwunlock(&msacc_mutex);
#else
msacc_managed = msacc;
#endif
erts_msacc_reset(msacc);
#ifdef ERTS_MSACC_ALWAYS_ON
ERTS_MSACC_TSD_SET(msacc);
msacc->perf_counter = erts_sys_perf_counter();
msacc->state = ERTS_MSACC_STATE_OTHER;
#endif
}
