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qcacmn: Add peer protection for pdev control stats

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Add protection for vdev & peer while traversing during collecting
control frame stats.

Change-Id: I1e8e4e5f6f94b35644e03ddafc03b0d885d27972
CRs-Fixed: 2189230
This commit is contained in:
Pratik Gandhi 2018-02-23 12:36:10 +05:30 • committed by snandini
commit 81fe062e7d
1 changed files with 10 additions and 1 deletions
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11
dp/wifi3.0/dp_main.c
View file

@ -4434,7 +4434,7 @@ void dp_peer_set_mesh_rx_filter(struct cdp_vdev *vdev_hdl, uint32_t val)
*
* Return: void
*/
#define STATS_PROC_TIMEOUT (HZ/10)
#define STATS_PROC_TIMEOUT (HZ/1000)
static void
dp_aggregate_pdev_ctrl_frames_stats(struct dp_pdev *pdev)
@ -4450,6 +4450,14 @@ dp_aggregate_pdev_ctrl_frames_stats(struct dp_pdev *pdev)
FL("DP Invalid Peer refernce"));
return;
}
if (peer->delete_in_progress) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
FL("DP Peer deletion in progress"));
continue;
}
qdf_atomic_inc(&peer->ref_cnt);
waitcnt = 0;
dp_peer_rxtid_stats(peer, dp_rx_bar_stats_cb, pdev);
while (!(qdf_atomic_read(&(pdev->stats_cmd_complete)))
@ -4459,6 +4467,7 @@ dp_aggregate_pdev_ctrl_frames_stats(struct dp_pdev *pdev)
waitcnt++;
}
qdf_atomic_set(&(pdev->stats_cmd_complete), 0);
dp_peer_unref_delete(peer);
}
}
}