commit 2247e96ce0cf0c17b68fef579a4bdc8def0e7265
author Leela Venkata Kiran Kumar Reddy Chirala <kchirala@qca.qualcomm.com> Fri Mar 22 19:21:10 2013 -0700
committer Gopichand Nakkala <gnakkala@qca.qualcomm.com> Wed Apr 03 13:03:10 2013 -0700
tree d8dc916a88543873c05886fdb82fbd041544e8b2
parent 062bcbd858d399c48734d5d04401f738f8904435

Limit the deferred message queue full logs to minimum

In scan state when the deferred message queue becomes full,
related logs floods which lead to crash.Limit the logs.

Change-Id: I1dcdc6c9ddcdd89ac599b0274c3db93356402cda
CRs-fixed: 462620,459393

CORE/MAC/inc/aniGlobal.h

diff --git a/CORE/MAC/inc/aniGlobal.h b/CORE/MAC/inc/aniGlobal.h
index d82e905..9887ac4 100644
--- a/CORE/MAC/inc/aniGlobal.h
+++ b/CORE/MAC/inc/aniGlobal.h
@@ -894,6 +894,7 @@
     tANI_U8 reAssocRetryAttempt;
 #endif
     tLimDisassocDeauthCnfReq limDisassocDeauthCnfReq;
+    tANI_U8 deferredMsgCnt;
 } tAniSirLim, *tpAniSirLim;
 
 typedef struct sLimMgmtFrameRegistration

CORE/MAC/src/pe/lim/limApi.c

diff --git a/CORE/MAC/src/pe/lim/limApi.c b/CORE/MAC/src/pe/lim/limApi.c
index 68f0d4b..a7445f1 100644
--- a/CORE/MAC/src/pe/lim/limApi.c
+++ b/CORE/MAC/src/pe/lim/limApi.c
@@ -1006,6 +1006,7 @@
     palZeroMemory(pMac->hHdd, pMac->pmm.gPmmTim.pTim, sizeof(tANI_U8)*pMac->lim.maxStation);
 
     pMac->lim.mgmtFrameSessionId = 0xff;
+    pMac->lim.deferredMsgCnt = 0;
 
     if( !VOS_IS_STATUS_SUCCESS( vos_lock_init( &pMac->lim.lkPeGlobalLock ) ) )
     {

CORE/MAC/src/pe/lim/limProcessMessageQueue.c

diff --git a/CORE/MAC/src/pe/lim/limProcessMessageQueue.c b/CORE/MAC/src/pe/lim/limProcessMessageQueue.c
index 8d77500..44cee2d 100644
--- a/CORE/MAC/src/pe/lim/limProcessMessageQueue.c
+++ b/CORE/MAC/src/pe/lim/limProcessMessageQueue.c
@@ -1028,9 +1028,12 @@
                 // Defer processsing this message
                 if (limDeferMsg(pMac, limMsg) != TX_SUCCESS)
                 {
+                    if(!(pMac->lim.deferredMsgCnt & 0xF))
+                    {
                     PELOGE(limLog(pMac, LOGE, FL("Unable to Defer message(0x%X) limSmeState %d (prev sme state %d) sysRole %d mlm state %d (prev mlm state %d)\n"),
                         limMsg->type, pMac->lim.gLimSmeState,  pMac->lim.gLimPrevSmeState,
                         pMac->lim.gLimSystemRole,  pMac->lim.gLimMlmState,  pMac->lim.gLimPrevMlmState);)
+                    }
                     limLogSessionStates(pMac);
                     limPrintMsgName(pMac, LOGE, limMsg->type);
                 }

CORE/MAC/src/pe/lim/limUtils.c

diff --git a/CORE/MAC/src/pe/lim/limUtils.c b/CORE/MAC/src/pe/lim/limUtils.c
index 250fbc8..4030cb7 100644
--- a/CORE/MAC/src/pe/lim/limUtils.c
+++ b/CORE/MAC/src/pe/lim/limUtils.c
@@ -1327,7 +1327,14 @@
          **/
     if (pMac->lim.gLimDeferredMsgQ.size >= MAX_DEFERRED_QUEUE_LEN)
     {
-        PELOGE(limLog(pMac, LOGE, FL("Deferred Message Queue is full. Msg: %d\n"), limMsg->type);)
+        if(!(pMac->lim.deferredMsgCnt & 0xF))
+        {
+            PELOGE(limLog(pMac, LOGE, FL("Deferred Message Queue is full. Msg:%d Messages Failed:%d\n"), limMsg->type, ++pMac->lim.deferredMsgCnt);)
+        }
+        else
+        {
+            pMac->lim.deferredMsgCnt++;
+        }
         return TX_QUEUE_FULL;
     }
 
@@ -1372,6 +1379,12 @@
 
     ++pMac->lim.gLimDeferredMsgQ.size;
 
+    /* reset the count here since we are able to defer the message */
+    if(pMac->lim.deferredMsgCnt != 0)
+    {
+        pMac->lim.deferredMsgCnt = 0;
+    }
+
     /*
     ** if the write pointer hits the end of the queue, rewind it
     **/