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diff --git a/sys/sys/queue.h b/sys/sys/queue.h
--- a/sys/sys/queue.h
+++ b/sys/sys/queue.h
@@ -111,7 +111,7 @@
* _INSERT_TAIL - - + +
* _CONCAT s s + +
* _REMOVE_AFTER + - + -
- * _REMOVE_HEAD + - + -
+ * _REMOVE_HEAD + + + +
* _REMOVE s + s +
* _SWAP + + + +
*
@@ -596,6 +596,9 @@
__containerof((elm)->field.le_prev, \
QUEUE_TYPEOF(type), field.le_next))
+#define LIST_REMOVE_HEAD(head, field) \
+ LIST_REMOVE(LIST_FIRST(head), field)
+
#define LIST_REMOVE(elm, field) do { \
QMD_SAVELINK(oldnext, (elm)->field.le_next); \
QMD_SAVELINK(oldprev, (elm)->field.le_prev); \
@@ -842,6 +845,9 @@
((elm)->field.tqe_prev == &(head)->tqh_first ? NULL : \
__containerof((elm)->field.tqe_prev, QUEUE_TYPEOF(type), field.tqe_next))
+#define TAILQ_REMOVE_HEAD(head, field) \
+ TAILQ_REMOVE(head, TAILQ_FIRST(head), field)
+
#define TAILQ_REMOVE(head, elm, field) do { \
QMD_SAVELINK(oldnext, (elm)->field.tqe_next); \
QMD_SAVELINK(oldprev, (elm)->field.tqe_prev); \

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