add comment: db.dataref is readonly

2015-03-25 22:05:58 +08:00 · 2015-03-25 22:05:58 +08:00 · 6d043164a9
parent 20852b29c4
commit 6d043164a9
1 changed files with 1 additions and 1 deletions
--- a/db.go
+++ b/db.go
@ -73,7 +73,7 @@ type DB struct {

 	path     string
 	file     *os.File
-	dataref  []byte
+	dataref  []byte // mmap'ed readonly, write throws SEGV
 	data     *[maxMapSize]byte
 	datasz   int
 	meta0    *meta