<emphasis>usbdevfs</emphasis> although it wasn't solving what
<emphasis>devfs</emphasis> was.
Every USB device will appear in usbfs, regardless of whether or
- not it has a kernel driver; but only devices with kernel drivers
- show up in devfs.
+ not it has a kernel driver.
</para>
<sect1>
<title>Synchronous I/O Support</title>
<para>Synchronous requests involve the kernel blocking
- until until the user mode request completes, either by
+ until the user mode request completes, either by
finishing successfully or by reporting an error.
In most cases this is the simplest way to use usbfs,
although as noted above it does prevent performing I/O