Changeset 14df080 in mainline for generic/src/synch/spinlock.c

Timestamp:

2006-06-08T16:17:59Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

85d24f61

Parents:

3701250

Message:

Print spurious interrupt messages only when compiled with CONFIG_DEBUG.
Print warning about looping spinlock only after 100000000 unsuccessfull attempts to gain the spinlock.

File:

• generic/src/synch/spinlock.c (modified) (2 diffs)

generic/src/synch/spinlock.c

@@ -70 +70 @@
  */
 #ifdef CONFIG_DEBUG_SPINLOCK
+#define DEADLOCK_THRESHOLD      100000000
 void spinlock_lock_debug(spinlock_t *sl)
 {
@@ -102 +103 @@
                         continue;
 #endif
-                if (i++ > 10000000) {
+                if (i++ > DEADLOCK_THRESHOLD) {
                         printf("cpu%d: looping on spinlock %.*p:%s, caller=%.*p",
                                CPU->id, sizeof(__address) * 2, sl, sl->name, sizeof(__address) * 2, CALLER);