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Diffstat (limited to 'libpager/seqnos.c')
-rw-r--r--libpager/seqnos.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/libpager/seqnos.c b/libpager/seqnos.c
index 87eb47c8..62db626d 100644
--- a/libpager/seqnos.c
+++ b/libpager/seqnos.c
@@ -17,8 +17,9 @@
#include "priv.h"
-/* Wait until all preceding messages on this port have
- had a chance to be honored. */
+/* The message with seqno SEQNO has just been dequeued for pager P;
+ wait until all preceding messages have had a chance and then
+ return. */
void
_pager_wait_for_seqno (struct pager *p,
int seqno)
@@ -31,7 +32,9 @@ _pager_wait_for_seqno (struct pager *p,
p->seqno = seqno;
}
-/* Allow the next message in. */
+
+/* Allow the next message for pager P (potentially blocked in
+ _pager_wait_for_seqno) to be handled. */
void
_pager_release_seqno (struct pager *p)
{