commit fbf5d101da23a9b8dddf3dfb34445cedd857dd22
from: Omar Polo <op@omarpolo.com>
date: Tue Dec 21 22:24:59 2021 UTC

add a failing test spotted by cage, thanks!

commit - a6036d0f379802f758a29f876bfade2bd53a3c40
commit + fbf5d101da23a9b8dddf3dfb34445cedd857dd22
blob - 3f0ab88efea020d89b51d482691cf307a99c9cd3
blob + fbd739c737535b61fafced6aab05e281b4d09b55
--- regress/lib.9ps
+++ regress/lib.9ps
@@ -51,6 +51,11 @@ proc walk-ok() {
 	assert m.type == Rwalk
 }
 
+proc expect(t) {
+	m = recv()
+	assert m.type == t
+}
+
 proc expect-error() {
 	m = recv()
 	assert m.type == Rerror
blob - 6ae5aae937d3c9de45dbf38b6b8ce20c659438a1
blob + 08f401c4930cd4e4cf94ab0ca4ece3cff6e04a93
--- regress/misc-suite.9ps
+++ regress/misc-suite.9ps
@@ -40,3 +40,22 @@ testing "multiple attach" dir "./root" {
 		m.qid.type == QTDIR
 	)
 }
+
+testing "don't close used qids" dir "./root" {
+	mount(0, "/")
+
+	walk(0, 2, "dir")
+	expect(Rwalk)
+
+	clunk(0)
+	expect(Rclunk)
+
+	walk(2, 3, "a-file")
+	expect(Rwalk)
+
+	clunk(2)
+	expect(Rclunk)
+
+	open(3, OREAD)
+	expect(Ropen)
+}