setReadQueue(...)

for applications doing permanent read() with timeout=0, multiple buffers can be used to copy next data from Linux kernel, while the current data is processed.

usbSerialForAndroid/build.gradle

@@ -51,7 +51,7 @@ project.afterEvaluate {
                 // values used for local maven repo, jitpack uses github release:
                 groupId 'com.github.mik3y'
                 artifactId 'usb-serial-for-android'
-                version '3.8.0beta'
+                version '3.9.1beta'
             }
         }
     }