X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=buffer_tree.c;h=4160646da483bff8c8b0eea6c754d05fe17cf895;hp=5571b4338fd841343034892c3591080806691734;hb=b21e8ef1df178fed144619bd3fba8cb67148454f;hpb=f1e115dc1306368a291effa19b1ce1c8fc39615b

diff --git a/buffer_tree.c b/buffer_tree.c
index 5571b433..4160646d 100644
--- a/buffer_tree.c
+++ b/buffer_tree.c
@@ -100,6 +100,10 @@ size_t btr_pool_unused(struct btr_pool *btrp)
 	return btr_pool_size(btrp) - btr_pool_filled(btrp);
 }
 
+/*
+ * Return maximal size available for one read. This is
+ * smaller than the value returned by btr_pool_unused().
+ */
 size_t btr_pool_available(struct btr_pool *btrp)
 {
 	if (!btrp->whead)