From b0750de656602bb1d994dd4a524f522567184db2 Mon Sep 17 00:00:00 2001
From: hopehook <hopehook.com@gmail.com>
Date: Tue, 22 Mar 2022 23:33:48 +0800
Subject: [PATCH] os: document DirFS implements fs.StatFS
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Fixes #51856

Change-Id: I8328d73bbb7bc166d58281180b64785a634e9bab
Reviewed-on: https://go-review.googlesource.com/c/go/+/394555
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Trust: Daniel Martí <mvdan@mvdan.cc>
Run-TryBot: Daniel Martí <mvdan@mvdan.cc>
TryBot-Result: Gopher Robot <gobot@golang.org>
---
 src/os/file.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/os/file.go b/src/os/file.go
index 2823128554..ea64a662cc 100644
--- a/src/os/file.go
+++ b/src/os/file.go
@@ -623,6 +623,8 @@ func isWindowsNulName(name string) bool {
 // the /prefix tree, then using DirFS does not stop the access any more than using
 // os.Open does. DirFS is therefore not a general substitute for a chroot-style security
 // mechanism when the directory tree contains arbitrary content.
+//
+// The result implements fs.StatFS.
 func DirFS(dir string) fs.FS {
 	return dirFS(dir)
 }
-- 
2.50.0