openbcm

commit ee1046ccddbff9485dd2acd42ebdf0d07a5d1554
parent 6e71e590205ea57c3132643cc2dc8ad4b2674fab
Author: Broadcom SDK Release <sdk.releases@broadcom.com>
Date:   Mon, 20 Jan 2020 15:48:29 -0800

SDK-179672: Improvement has been done for ALPM error tracking: Added route ...

Devices: 56980_A0,56980_B0,AllChips
Module: ALPM

Symptom:
Debuggability enhancements for ALPM error messages in syslog followed by
crash

Improvement has been done for ALPM error tracking:   Added route
sequence in ALPM error message and trace log, if alpm_trace_enable=1.
"Alpm stat show" includes first 127 ALPM error messages recorded.

Diffstat:
M
sdk-6.5.16/include/bcm_int/esw/alpm.h
 | 
12
+++++++-----

1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/sdk-6.5.16/include/bcm_int/esw/alpm.h b/sdk-6.5.16/include/bcm_int/esw/alpm.h
@@ -1016,12 +1016,14 @@ extern char alpm_tmpbuf[_ALPM_ERR_MSG_BUF_ENT_SZ];
 extern void alpm_util_snprintf(const char *fmt, ...);
 
 #define ALPM_ERR_MSG_LOG(stuff_) do {       \
-        ALPM_LOG(BSL_LS_BCM_ALPM|BSL_ERROR, ("#%d: ", ALPMTR_CNT(u)));\
+        if (ALPMTR(u)) ALPM_LOG(BSL_LS_BCM_ALPM|BSL_ERROR, ("#%d: ", ALPMTR_CNT(u)));\
         ALPM_LOG(BSL_LS_BCM_ALPM|BSL_ERROR, stuff_);\
-        sal_memset(alpm_tmpbuf, 0, sizeof(alpm_tmpbuf));\
-        sal_sprintf(alpm_tmpbuf, "#%d: ", ALPMTR_CNT(u));\
-        alpm_util_snprintf stuff_;\
-        _ALPM_ERR_MSG_INSERT(u, alpm_tmpbuf);  \
+        if (ALPMC(u) != NULL) {\
+            sal_memset(alpm_tmpbuf, 0, sizeof(alpm_tmpbuf));\
+            if (ALPMTR(u)) sal_sprintf(alpm_tmpbuf, "#%d: ", ALPMTR_CNT(u));\
+            alpm_util_snprintf stuff_;\
+            _ALPM_ERR_MSG_INSERT(u, alpm_tmpbuf);  \
+        }\
     } while (0)
 
 /* Any layer log macros */