.

wcfs/wcfs.go

@@ -593,7 +593,6 @@ func (bfdata *BigFileData) readBlk(ctx context.Context, blk int64, dest []byte)
 
 		// XXX where to report error (-> log)
 
-		// XXX st == ENOSYS -> log once + disable pagecache update?
 		// EINVAL | ENOENT -> bug
 		// ENOMEN - kernel is already under memory pressure - we must not keep here
 
@@ -690,7 +689,7 @@ func main() {
 	}
 	gfsconn = fsconn	// FIXME temp workaround (see ^^^)
 
-	// we require proper pagecache control (added to Linux in 2010)
+	// we require proper pagecache control (added to Linux 2.6.36 in 2010)
 	supports := fssrv.KernelSettings().SupportsNotify
 	if !(supports(fuse.NOTIFY_STORE) && supports(fuse.NOTIFY_RETRIEVE)) {
 		log.Fatalf("kernel FUSE does not support pagecache control") // XXX more details?