1 files changed, 9 insertions, 3 deletions

diff --git a/meta/classes/sanity.bbclass b/meta/classes/sanity.bbclass
index 9b97b462e4..9e87101738 100644
--- a/meta/classes/sanity.bbclass
+++ b/meta/classes/sanity.bbclass
@@ -511,14 +511,20 @@ def check_make_version(sanity_data):
     return None
 
 
-# Check if we're running on WSL (Windows Subsystem for Linux). Its known not to
-# work but we should tell the user that upfront.
+# Check if we're running on WSL (Windows Subsystem for Linux).
+# WSLv1 is known not to work but WSLv2 should work properly as
+# long as the VHDX file is optimized often, let the user know
+# upfront.
+# More information on installing WSLv2 at:
+# https://docs.microsoft.com/en-us/windows/wsl/wsl2-install
 def check_wsl(d):
     with open("/proc/version", "r") as f:
         verdata = f.readlines()
     for l in verdata:
         if "Microsoft" in l:
-            return "OpenEmbedded doesn't work under WSL at this time, sorry"
+            return "OpenEmbedded doesn't work under WSLv1, please upgrade to WSLv2 if you want to run builds on Windows"
+        elif "microsoft" in l:
+            bb.warn("You are running bitbake under WSLv2, this works properly but you should optimize your VHDX file eventually to avoid running out of storage space")
     return None
 
 # Require at least gcc version 5.0.