Changeset b3b7e14 in mainline for kernel/generic/src/sysinfo/stats.c

Timestamp:

2010-06-11T15:31:03Z (14 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

214ec25c

Parents:

be06914

Message:

distinguish between "hot" and "cold" exceptions
display only "hot" exceptions by default
add top to help

File:

• kernel/generic/src/sysinfo/stats.c (modified) (5 diffs)

kernel/generic/src/sysinfo/stats.c

@@ -562 +562 @@
         }
         
+#if (IVT_ITEMS > 0)
         /* Messing with exception table, avoid deadlock */
         irq_spinlock_lock(&exctbl_lock, true);
@@ -569 +570 @@
                 stats_exceptions[i].id = i + IVT_FIRST;
                 str_cpy(stats_exceptions[i].desc, EXC_NAME_BUFLEN, exc_table[i].name);
+                stats_exceptions[i].hot = exc_table[i].hot;
                 stats_exceptions[i].cycles = exc_table[i].cycles;
                 stats_exceptions[i].count = exc_table[i].count;
@@ -574 +576 @@
         
         irq_spinlock_unlock(&exctbl_lock, true);
+#endif
         
         return ((void *) stats_exceptions);
@@ -606 +609 @@
                 return ret;
         
-#if IVT_FIRST > 0
+#if (IVT_FIRST > 0)
         if (excn < IVT_FIRST)
                 return ret;
 #endif
         
+#if (IVT_ITEMS + IVT_FIRST == 0)
+        return ret;
+#else
         if (excn >= IVT_ITEMS + IVT_FIRST)
                 return ret;
+#endif
         
         if (dry_run) {
@@ -638 +645 @@
                 stats_exception->id = excn;
                 str_cpy(stats_exception->desc, EXC_NAME_BUFLEN, exc_table[excn].name);
+                stats_exception->hot = exc_table[excn].hot;
                 stats_exception->cycles = exc_table[excn].cycles;
                 stats_exception->count = exc_table[excn].count;