commit 7438e2563a51d48a64c8e25d2086ef67aa359e58
author Sushant Kaushik <skaushik@qti.qualcomm.com> Fri May 01 14:55:09 2015 +0530
committer Satyanarayana Dash <c_sadash@qti.qualcomm.com> Mon May 04 16:25:48 2015 +0530
tree 7dedfe243b82b34af1b1bc1e436853f2c3ce279d
parent 381dcaa6f74c790a19911134cafb27af174ed906

wlan: Rate limit certain error logs.

During IMPS failure kmsg gets flooded
with same error logs. This results in
useful logs being overwritten. As a part
of fix, rate limit those error logs.

Change-Id: Ic0d2cf124ae754a366f408e1a73d8bfcb20cea63
CRs-Fixed: 831530

CORE/WDA/src/wlan_qct_wda.c

diff --git a/CORE/WDA/src/wlan_qct_wda.c b/CORE/WDA/src/wlan_qct_wda.c
index 89ae987..e202947 100644
--- a/CORE/WDA/src/wlan_qct_wda.c
+++ b/CORE/WDA/src/wlan_qct_wda.c
@@ -8325,6 +8325,7 @@
    WDI_Status status = WDI_STATUS_SUCCESS ;
    WDI_EnterImpsReqParamsType *wdiEnterImpsReqParams;
    tWDA_ReqParams *pWdaParams;
+   static int failcnt = 0;
    VOS_TRACE( VOS_MODULE_ID_WDA, VOS_TRACE_LEVEL_INFO,
                                           "------> %s " ,__func__);
 
@@ -8364,8 +8365,10 @@
                              pWdaParams);
    if(IS_WDI_STATUS_FAILURE(status))
    {
-      VOS_TRACE( VOS_MODULE_ID_WDA, VOS_TRACE_LEVEL_ERROR,
-              "Failure in Enter IMPS REQ WDI API, free all the memory " );
+      if (! (failcnt & 0xF))
+          VOS_TRACE( VOS_MODULE_ID_WDA, VOS_TRACE_LEVEL_ERROR,
+                 "Failure in Enter IMPS REQ WDI API, free all the memory " );
+      failcnt++;
       vos_mem_free(wdiEnterImpsReqParams);
       vos_mem_free(pWdaParams);
       WDA_SendMsg(pWDA, WDA_ENTER_IMPS_RSP, NULL , CONVERT_WDI2SIR_STATUS(status)) ;