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qcacld-3.0: Rate limit HS 2.0 Gratuitous ARP droppage messages

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Rate limit the HS 2.0 Gratuitous ARP messagess to 1/8
to avoid message flooding in kernel logs.

Change-Id: Icdcb8c18a2f17e2379ca6c5898db28800debdc16
CRs-Fixed: 2084136
This commit is contained in:
Poddar, Siddarth 2017-08-09 19:04:39 +05:30 • committed by snandini
commit 37a17d3f35
1 changed files with 10 additions and 4 deletions
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14
core/hdd/src/wlan_hdd_tx_rx.c
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@ -1186,10 +1186,16 @@ QDF_STATUS hdd_rx_packet_cbk(void *context, qdf_nbuf_t rxBuf)
pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
if ((pHddStaCtx->conn_info.proxyARPService) &&
cfg80211_is_gratuitous_arp_unsolicited_na(skb)) {
++pAdapter->hdd_stats.hddTxRxStats.rxDropped[cpu_index];
QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_INFO,
"%s: Dropping HS 2.0 Gratuitous ARP or Unsolicited NA",
__func__);
uint32_t rx_dropped;
rx_dropped = ++pAdapter->hdd_stats.hddTxRxStats.
rxDropped[cpu_index];
/* rate limit error messages to 1/8th */
if ((rx_dropped & 0x07) == 0)
QDF_TRACE(QDF_MODULE_ID_HDD_DATA,
QDF_TRACE_LEVEL_INFO,
"%s: Dropping HS 2.0 Gratuitous ARP or Unsolicited NA count=%u",
__func__, rx_dropped);
/* Remove SKB from internal tracking table before submitting
* it to stack
*/