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bnx2x: Fix VF statistics

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After a VF performs load/unload its statistics become corrupt -
we now zero the statistics structures upon a VF device load.

Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ariel Elior 2013-03-27 01:05:15 +00:00 committed by David S. Miller
parent 109386047a
commit 5b0752c863
3 changed files with 47 additions and 37 deletions
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5
drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
View File

@ -6041,9 +6041,10 @@ void bnx2x_nic_init(struct bnx2x *bp, u32 load_code)
rmb();
bnx2x_init_rx_rings(bp);
bnx2x_init_tx_rings(bp);
if (IS_VF(bp))
if (IS_VF(bp)) {
bnx2x_memset_stats(bp);
return;
}
/* Initialize MOD_ABS interrupts */
bnx2x_init_mod_abs_int(bp, &bp->link_vars, bp->common.chip_id,

77
drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
View File

@ -1547,11 +1547,51 @@ static void bnx2x_prep_fw_stats_req(struct bnx2x *bp)
}
}
void bnx2x_memset_stats(struct bnx2x *bp)
{
int i;
/* function stats */
for_each_queue(bp, i) {
struct bnx2x_fp_stats *fp_stats = &bp->fp_stats[i];
memset(&fp_stats->old_tclient, 0,
sizeof(fp_stats->old_tclient));
memset(&fp_stats->old_uclient, 0,
sizeof(fp_stats->old_uclient));
memset(&fp_stats->old_xclient, 0,
sizeof(fp_stats->old_xclient));
if (bp->stats_init) {
memset(&fp_stats->eth_q_stats, 0,
sizeof(fp_stats->eth_q_stats));
memset(&fp_stats->eth_q_stats_old, 0,
sizeof(fp_stats->eth_q_stats_old));
}
}
memset(&bp->dev->stats, 0, sizeof(bp->dev->stats));
if (bp->stats_init) {
memset(&bp->net_stats_old, 0, sizeof(bp->net_stats_old));
memset(&bp->fw_stats_old, 0, sizeof(bp->fw_stats_old));
memset(&bp->eth_stats_old, 0, sizeof(bp->eth_stats_old));
memset(&bp->eth_stats, 0, sizeof(bp->eth_stats));
memset(&bp->func_stats, 0, sizeof(bp->func_stats));
}
bp->stats_state = STATS_STATE_DISABLED;
if (bp->port.pmf && bp->port.port_stx)
bnx2x_port_stats_base_init(bp);
/* mark the end of statistics initializiation */
bp->stats_init = false;
}
void bnx2x_stats_init(struct bnx2x *bp)
{
int /*abs*/port = BP_PORT(bp);
int mb_idx = BP_FW_MB_IDX(bp);
int i;
bp->stats_pending = 0;
bp->executer_idx = 0;
@ -1587,36 +1627,11 @@ void bnx2x_stats_init(struct bnx2x *bp)
&(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2);
}
/* function stats */
for_each_queue(bp, i) {
struct bnx2x_fp_stats *fp_stats = &bp->fp_stats[i];
memset(&fp_stats->old_tclient, 0,
sizeof(fp_stats->old_tclient));
memset(&fp_stats->old_uclient, 0,
sizeof(fp_stats->old_uclient));
memset(&fp_stats->old_xclient, 0,
sizeof(fp_stats->old_xclient));
if (bp->stats_init) {
memset(&fp_stats->eth_q_stats, 0,
sizeof(fp_stats->eth_q_stats));
memset(&fp_stats->eth_q_stats_old, 0,
sizeof(fp_stats->eth_q_stats_old));
}
}
/* Prepare statistics ramrod data */
bnx2x_prep_fw_stats_req(bp);
memset(&bp->dev->stats, 0, sizeof(bp->dev->stats));
/* Clean SP from previous statistics */
if (bp->stats_init) {
memset(&bp->net_stats_old, 0, sizeof(bp->net_stats_old));
memset(&bp->fw_stats_old, 0, sizeof(bp->fw_stats_old));
memset(&bp->eth_stats_old, 0, sizeof(bp->eth_stats_old));
memset(&bp->eth_stats, 0, sizeof(bp->eth_stats));
memset(&bp->func_stats, 0, sizeof(bp->func_stats));
/* Clean SP from previous statistics */
if (bp->func_stx) {
memset(bnx2x_sp(bp, func_stats), 0,
sizeof(struct host_func_stats));
@ -1626,13 +1641,7 @@ void bnx2x_stats_init(struct bnx2x *bp)
}
}
bp->stats_state = STATS_STATE_DISABLED;
if (bp->port.pmf && bp->port.port_stx)
bnx2x_port_stats_base_init(bp);
/* mark the end of statistics initializiation */
bp->stats_init = false;
bnx2x_memset_stats(bp);
}
void bnx2x_save_statistics(struct bnx2x *bp)

2
drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h
View File

@ -540,8 +540,8 @@ struct bnx2x_fw_port_stats_old {
/* forward */
struct bnx2x;
void bnx2x_memset_stats(struct bnx2x *bp);
void bnx2x_stats_init(struct bnx2x *bp);
void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event);
/**