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Commit 92439350 authored by Jean-Claude BAU's avatar Jean-Claude BAU Committed by Adam Wujek
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WRPC optimization of bmc_update_ebest() and bmc_update_erbest()

parent fb4676c2
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Showing with 72 additions and 59 deletions
proto-standard/bmc.c
View file @ 92439350
......@@ -1140,72 +1140,84 @@ static int bmc_any_port_initializing(struct pp_globals *ppg)
return 0;
}
/* Find Erbest, 9.3.2.2 */
static void bmc_update_erbest(struct pp_globals *ppg)
{
int i, j, best;
struct pp_instance *ppi;
static void inline bmc_update_erbest_inst(struct pp_instance *ppi) {
struct pp_frgn_master *frgn_master;
PortIdentity *frgn_master_pid;
int j, best;
/* bmc_update_erbest is called several times, so report only at
* level 2 */
pp_diag(INST(ppg, 0), bmc, 2, "%s\n", __func__);
for (i = 0; i < ppg->defaultDS->numberPorts; i++) {
/* if link is down clear foreign master table */
if ((!ppi->link_up) && (ppi->frgn_rec_num > 0))
bmc_flush_frgn_master(ppi);
ppi = INST(ppg, i);
if (ppi->frgn_rec_num > 0) {
/* Only if port is not in the FAULTY or DISABLED
* state 9.2.6.8 */
frgn_master = ppi->frgn_master;
/* if link is down clear foreign master table */
if ((!ppi->link_up) && (ppi->frgn_rec_num > 0))
bmc_flush_frgn_master(ppi);
if (ppi->frgn_rec_num > 0) {
/* Only if port is not in the FAULTY or DISABLED
* state 9.2.6.8 */
if ((ppi->state != PPS_FAULTY)
&& (ppi->state != PPS_DISABLED)) {
for (j = 1, best = 0; j < ppi->frgn_rec_num;
j++)
if ((ppi->state != PPS_FAULTY) && (ppi->state != PPS_DISABLED)) {
best=0;
if ( PP_NR_FOREIGN_RECORDS > 1 ) {
for (j = 1; j < ppi->frgn_rec_num;
j++)
if (bmc_dataset_cmp(ppi,
&frgn_master[j],
&frgn_master[best]
) < 0)
&frgn_master[j],
&frgn_master[best]
) < 0)
best = j;
}
pp_diag(ppi, bmc, 1, "Best foreign master is "
"at index %i/%i\n", best,
ppi->frgn_rec_num);
frgn_master_pid = &frgn_master[best].sourcePortIdentity;
pp_diag(ppi, bmc, 3, fmt_clock_identity_id,
"SourcePortId",
frgn_master_pid->clockIdentity.id[0], frgn_master_pid->clockIdentity.id[1],
frgn_master_pid->clockIdentity.id[2], frgn_master_pid->clockIdentity.id[3],
frgn_master_pid->clockIdentity.id[4], frgn_master_pid->clockIdentity.id[5],
frgn_master_pid->clockIdentity.id[6], frgn_master_pid->clockIdentity.id[7],
frgn_master_pid->portNumber);
pp_diag(ppi, bmc, 1, "Best foreign master is "
"at index %i/%i\n", best,
ppi->frgn_rec_num);
ppi->frgn_rec_best = best;
frgn_master_pid = &frgn_master[best].sourcePortIdentity;
pp_diag(ppi, bmc, 3, fmt_clock_identity_id,
"SourcePortId",
frgn_master_pid->clockIdentity.id[0], frgn_master_pid->clockIdentity.id[1],
frgn_master_pid->clockIdentity.id[2], frgn_master_pid->clockIdentity.id[3],
frgn_master_pid->clockIdentity.id[4], frgn_master_pid->clockIdentity.id[5],
frgn_master_pid->clockIdentity.id[6], frgn_master_pid->clockIdentity.id[7],
frgn_master_pid->portNumber);
} else {
ppi->frgn_rec_num = 0;
ppi->frgn_rec_best = 0;
memset(&ppi->frgn_master, 0,
sizeof(ppi->frgn_master));
}
ppi->frgn_rec_best = best;
} else {
/* lets just set the first one */
ppi->frgn_rec_num = 0;
ppi->frgn_rec_best = 0;
memset(&ppi->frgn_master, 0,
sizeof(ppi->frgn_master));
}
} else {
/* lets just set the first one */
ppi->frgn_rec_best = 0;
}
}
/* Find Erbest, 9.3.2.2 */
static void bmc_update_erbest(struct pp_globals *ppg)
{
int i;
/* bmc_update_erbest is called several times, so report only at
* level 2 */
pp_diag(INST(ppg, 0), bmc, 2, "%s\n", __func__);
if ( !IS_ARCH_WRPC() ) /* Optimization for WRPC target : Just one port */ {
for (i = 0; i < ppg->defaultDS->numberPorts; i++) {
bmc_update_erbest_inst (INST(ppg, i));
}
} else {
/* WRPC target. Only one port */
bmc_update_erbest_inst (INST(ppg, 0));
}
}
/* Find Ebest, 9.3.2.2 */
static void bmc_update_ebest(struct pp_globals *ppg)
{
int i, best;
int i, best=0;
struct pp_instance *ppi, *ppi_best;
PortIdentity *frgn_master_pid;
......@@ -1213,20 +1225,21 @@ static void bmc_update_ebest(struct pp_globals *ppg)
* level 2 */
pp_diag(INST(ppg, 0), bmc, 2, "%s\n", __func__);
for (i = 1, best = 0; i < ppg->defaultDS->numberPorts; i++) {
if ( !IS_ARCH_WRPC() ) /* Optimization for WRPC target : Just one port */ {
for (i = 1; i < ppg->defaultDS->numberPorts; i++) {
ppi_best = INST(ppg, best);
ppi = INST(ppg, i);
ppi_best = INST(ppg, best);
ppi = INST(ppg, i);
if ((ppi->frgn_rec_num > 0) &&
((bmc_dataset_cmp(ppi,
&ppi->frgn_master[ppi->frgn_rec_best],
&ppi_best->frgn_master[ppi_best->frgn_rec_best]
) < 0) || (ppi_best->frgn_rec_num == 0)))
best = i;
}
if ((ppi->frgn_rec_num > 0) &&
((bmc_dataset_cmp(ppi,
&ppi->frgn_master[ppi->frgn_rec_best],
&ppi_best->frgn_master[ppi_best->frgn_rec_best]
) < 0) || (ppi_best->frgn_rec_num == 0)))
best = i;
}
}
/* check if best master is qualified */
ppi_best = INST(ppg, best);
if (ppi_best->frgn_rec_num == 0) {
......@@ -1389,7 +1402,7 @@ int bmc(struct pp_instance *ppi)
/* Only if port is not any port is in the INITIALIZING state 9.2.6.8 */
if ( !IS_ARCH_WRPC() && bmc_any_port_initializing(ppg)) {
pp_diag(ppi, bmc, 2, "A Port is in intializing\n");
pp_diag(ppi, bmc, 2, "A Port is in initializing\n");
return ppi->state;
}
......
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