timers: Rename timerlist infrastructure to timerqueue
Thomas pointed out a namespace collision between the new timerlist
infrastructure I introduced and the existing timer_list.c
So to avoid confusion, I've renamed the timerlist infrastructure
to timerqueue.
Reported-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: John Stultz <john.stultz@linaro.org>
diff --git a/include/linux/timerlist.h b/include/linux/timerlist.h
deleted file mode 100644
index c46b28a..0000000
--- a/include/linux/timerlist.h
+++ /dev/null
@@ -1,37 +0,0 @@
-#ifndef _LINUX_TIMERLIST_H
-#define _LINUX_TIMERLIST_H
-
-#include <linux/rbtree.h>
-#include <linux/ktime.h>
-
-
-struct timerlist_node {
- struct rb_node node;
- ktime_t expires;
-};
-
-struct timerlist_head {
- struct rb_root head;
- struct timerlist_node *next;
-};
-
-
-extern void timerlist_add(struct timerlist_head *head,
- struct timerlist_node *node);
-extern void timerlist_del(struct timerlist_head *head,
- struct timerlist_node *node);
-extern struct timerlist_node *timerlist_getnext(struct timerlist_head *head);
-extern struct timerlist_node *timerlist_iterate_next(
- struct timerlist_node *node);
-
-static inline void timerlist_init(struct timerlist_node *node)
-{
- RB_CLEAR_NODE(&node->node);
-}
-
-static inline void timerlist_init_head(struct timerlist_head *head)
-{
- head->head = RB_ROOT;
- head->next = NULL;
-}
-#endif /* _LINUX_TIMERLIST_H */
diff --git a/include/linux/timerqueue.h b/include/linux/timerqueue.h
new file mode 100644
index 0000000..406b103
--- /dev/null
+++ b/include/linux/timerqueue.h
@@ -0,0 +1,37 @@
+#ifndef _LINUX_TIMERQUEUE_H
+#define _LINUX_TIMERQUEUE_H
+
+#include <linux/rbtree.h>
+#include <linux/ktime.h>
+
+
+struct timerqueue_node {
+ struct rb_node node;
+ ktime_t expires;
+};
+
+struct timerqueue_head {
+ struct rb_root head;
+ struct timerqueue_node *next;
+};
+
+
+extern void timerqueue_add(struct timerqueue_head *head,
+ struct timerqueue_node *node);
+extern void timerqueue_del(struct timerqueue_head *head,
+ struct timerqueue_node *node);
+extern struct timerqueue_node *timerqueue_getnext(struct timerqueue_head *head);
+extern struct timerqueue_node *timerqueue_iterate_next(
+ struct timerqueue_node *node);
+
+static inline void timerqueue_init(struct timerqueue_node *node)
+{
+ RB_CLEAR_NODE(&node->node);
+}
+
+static inline void timerqueue_init_head(struct timerqueue_head *head)
+{
+ head->head = RB_ROOT;
+ head->next = NULL;
+}
+#endif /* _LINUX_TIMERQUEUE_H */
diff --git a/lib/Makefile b/lib/Makefile
index 8b475cf..9e2db72 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -8,7 +8,7 @@
endif
lib-y := ctype.o string.o vsprintf.o cmdline.o \
- rbtree.o radix-tree.o dump_stack.o timerlist.o\
+ rbtree.o radix-tree.o dump_stack.o timerqueue.o\
idr.o int_sqrt.o extable.o prio_tree.o \
sha1.o irq_regs.o reciprocal_div.o argv_split.o \
proportions.o prio_heap.o ratelimit.o show_mem.o \
diff --git a/lib/timerlist.c b/lib/timerqueue.c
similarity index 67%
rename from lib/timerlist.c
rename to lib/timerqueue.c
index 9101b42..f46de84 100644
--- a/lib/timerlist.c
+++ b/lib/timerqueue.c
@@ -1,7 +1,7 @@
/*
- * Generic Timer-list
+ * Generic Timer-queue
*
- * Manages a simple list of timers, ordered by expiration time.
+ * Manages a simple queue of timers, ordered by expiration time.
* Uses rbtrees for quick list adds and expiration.
*
* NOTE: All of the following functions need to be serialized
@@ -22,30 +22,30 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include <linux/timerlist.h>
+#include <linux/timerqueue.h>
#include <linux/rbtree.h>
/**
- * timerlist_add - Adds timer to timerlist.
+ * timerqueue_add - Adds timer to timerqueue.
*
- * @head: head of timerlist
+ * @head: head of timerqueue
* @node: timer node to be added
*
- * Adds the timer node to the timerlist, sorted by the
+ * Adds the timer node to the timerqueue, sorted by the
* node's expires value.
*/
-void timerlist_add(struct timerlist_head *head, struct timerlist_node *node)
+void timerqueue_add(struct timerqueue_head *head, struct timerqueue_node *node)
{
struct rb_node **p = &head->head.rb_node;
struct rb_node *parent = NULL;
- struct timerlist_node *ptr;
+ struct timerqueue_node *ptr;
/* Make sure we don't add nodes that are already added */
WARN_ON_ONCE(!RB_EMPTY_NODE(&node->node));
while (*p) {
parent = *p;
- ptr = rb_entry(parent, struct timerlist_node, node);
+ ptr = rb_entry(parent, struct timerqueue_node, node);
if (node->expires.tv64 < ptr->expires.tv64)
p = &(*p)->rb_left;
else
@@ -59,14 +59,14 @@
}
/**
- * timerlist_del - Removes a timer from the timerlist.
+ * timerqueue_del - Removes a timer from the timerqueue.
*
- * @head: head of timerlist
+ * @head: head of timerqueue
* @node: timer node to be removed
*
- * Removes the timer node from the timerlist.
+ * Removes the timer node from the timerqueue.
*/
-void timerlist_del(struct timerlist_head *head, struct timerlist_node *node)
+void timerqueue_del(struct timerqueue_head *head, struct timerqueue_node *node)
{
WARN_ON_ONCE(RB_EMPTY_NODE(&node->node));
@@ -75,7 +75,7 @@
struct rb_node *rbn = rb_next(&node->node);
head->next = rbn ?
- rb_entry(rbn, struct timerlist_node, node) : NULL;
+ rb_entry(rbn, struct timerqueue_node, node) : NULL;
}
rb_erase(&node->node, &head->head);
RB_CLEAR_NODE(&node->node);
@@ -83,21 +83,21 @@
/**
- * timerlist_getnext - Returns the timer with the earlies expiration time
+ * timerqueue_getnext - Returns the timer with the earlies expiration time
*
- * @head: head of timerlist
+ * @head: head of timerqueue
*
* Returns a pointer to the timer node that has the
* earliest expiration time.
*/
-struct timerlist_node *timerlist_getnext(struct timerlist_head *head)
+struct timerqueue_node *timerqueue_getnext(struct timerqueue_head *head)
{
return head->next;
}
/**
- * timerlist_iterate_next - Returns the timer after the provided timer
+ * timerqueue_iterate_next - Returns the timer after the provided timer
*
* @node: Pointer to a timer.
*
@@ -105,7 +105,7 @@
* necessary, to iterate through the list of timers in a timer list
* without modifying the list.
*/
-struct timerlist_node *timerlist_iterate_next(struct timerlist_node *node)
+struct timerqueue_node *timerqueue_iterate_next(struct timerqueue_node *node)
{
struct rb_node *next;
@@ -114,5 +114,5 @@
next = rb_next(&node->node);
if (!next)
return NULL;
- return container_of(next, struct timerlist_node, node);
+ return container_of(next, struct timerqueue_node, node);
}