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Fix configure checks for Tile
[userspace-rcu.git]
/
urcu
/
wfcqueue.h
diff --git
a/urcu/wfcqueue.h
b/urcu/wfcqueue.h
index d9ec5349d7be203da7f80f6e6c0de5cda96e20e9..b6be9f3dfaad4ca5bea9db29ad72dd043d1ffada 100644
(file)
--- a/
urcu/wfcqueue.h
+++ b/
urcu/wfcqueue.h
@@
-280,6
+280,8
@@
extern enum cds_wfcq_ret __cds_wfcq_splice_nonblocking(
* Used by for-like iteration macros:
* __cds_wfcq_for_each_blocking()
* __cds_wfcq_for_each_blocking_safe()
* Used by for-like iteration macros:
* __cds_wfcq_for_each_blocking()
* __cds_wfcq_for_each_blocking_safe()
+ *
+ * Returns NULL if queue is empty, first node otherwise.
*/
extern struct cds_wfcq_node *__cds_wfcq_first_blocking(
struct cds_wfcq_head *head,
*/
extern struct cds_wfcq_node *__cds_wfcq_first_blocking(
struct cds_wfcq_head *head,
@@
-306,6
+308,9
@@
extern struct cds_wfcq_node *__cds_wfcq_first_nonblocking(
* Used by for-like iteration macros:
* __cds_wfcq_for_each_blocking()
* __cds_wfcq_for_each_blocking_safe()
* Used by for-like iteration macros:
* __cds_wfcq_for_each_blocking()
* __cds_wfcq_for_each_blocking_safe()
+ *
+ * Returns NULL if reached end of queue, non-NULL next queue node
+ * otherwise.
*/
extern struct cds_wfcq_node *__cds_wfcq_next_blocking(
struct cds_wfcq_head *head,
*/
extern struct cds_wfcq_node *__cds_wfcq_next_blocking(
struct cds_wfcq_head *head,
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