rasdaemon: Add common function to convert timestamp in the CXL event records to the...

Add common function to convert the timestamp in the CXL event records
in nanoseconds to the broken-down time format.

Signed-off-by: Shiju Jose <shiju.jose@huawei.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

diff --git a/ras-cxl-handler.c b/ras-cxl-handler.c
index 8f6342de4eb15a2d0d34d24387687968414aca42..59534a456dbb2fd97b5dca85bf866cc267895381 100644 (file)
--- a/ras-cxl-handler.c
+++ b/ras-cxl-handler.c
@@ -23,6 +23,25 @@
 #include "ras-report.h"
 #include <endian.h>
 
+/* Common Functions */
+static void convert_timestamp(unsigned long long ts, char *ts_ptr, uint16_t size)
+{
+       /* CXL Specification 3.0
+        * Overflow timestamp - The number of unsigned nanoseconds
+        * that have elapsed since midnight, 01-Jan-1970 UTC
+        */
+       time_t ts_secs = ts / 1000000000ULL;
+       struct tm *tm;
+
+       tm = localtime(&ts_secs);
+       if (tm)
+               strftime(ts_ptr, size, "%Y-%m-%d %H:%M:%S %z", tm);
+
+       if (!ts || !tm)
+               strncpy(ts_ptr, "1970-01-01 00:00:00 +0000",
+                       size);
+}
+
 /* Poison List: Payload out flags */
 #define CXL_POISON_FLAG_MORE            BIT(0)
 #define CXL_POISON_FLAG_OVERFLOW        BIT(1)
@@ -168,22 +187,7 @@ int ras_cxl_poison_event_handler(struct trace_seq *s,
        if (ev.flags & CXL_POISON_FLAG_OVERFLOW) {
                if (tep_get_field_val(s,  event, "overflow_ts", record, &val, 1) < 0)
                        return -1;
-               if (val) {
-                       /* CXL Specification 3.0
-                        * Overflow timestamp - The number of unsigned nanoseconds
-                        * that have elapsed since midnight, 01-Jan-1970 UTC
-                        */
-                       time_t ovf_ts_secs = val / 1000000000ULL;
-
-                       tm = localtime(&ovf_ts_secs);
-                       if (tm) {
-                               strftime(ev.overflow_ts, sizeof(ev.overflow_ts),
-                                        "%Y-%m-%d %H:%M:%S %z", tm);
-                       }
-               }
-               if (!val || !tm)
-                       strncpy(ev.overflow_ts, "1970-01-01 00:00:00 +0000",
-                               sizeof(ev.overflow_ts));
+               convert_timestamp(val, ev.overflow_ts, sizeof(ev.overflow_ts));         
        } else
                strncpy(ev.overflow_ts, "1970-01-01 00:00:00 +0000", sizeof(ev.overflow_ts));
        if (trace_seq_printf(s, "overflow timestamp:%s\n", ev.overflow_ts) <= 0)