| 81,9 → 81,10 |
|---|
| <para>Userspace tasks depend on support of address spaces provided by the |
| kernel. Each address space is a set of mutually dijunctive address space |
| areas that group pages of common attributes. An address space area is |
| usually connected to, and backed by, an anonymous memory or an executable |
| image of some program. Anonymous memory address space areas can be easily |
| shared among address spaces.</para> |
| usually connected to, and backed by, anonymous memory, executable image of |
| some program or continuous region of physical memory. However, swapping |
| pages in and out to external memory is not supported. Address space areas |
| can be easily shared among address spaces.</para> |
| </section> |
| |
| <section> |