<para>
The dynamic memory regions will be allocated when the UIO device file,
<varname>/dev/uioX</varname> is opened.
- Simiar to static memory resources, the memory region information for
+ Similar to static memory resources, the memory region information for
dynamic regions is then visible via sysfs at
<varname>/sys/class/uio/uioX/maps/mapY/*</varname>.
- The dynmaic memory regions will be freed when the UIO device file is
+ The dynamic memory regions will be freed when the UIO device file is
closed. When no processes are holding the device file open, the address
returned to userspace is ~0.
</para>