tree 932aeb38ff6f973f27743bca48d708c4d67d8e77
parent 4710d1ac4c491dd8a28f57946214c0b5fe73cc87
author Thomas Tuttle <ttuttle@google.com> 1212731219 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1212776954 -0700

pagemap: add documentation for pagemap

Just a quick explanation of the pagemap interface from a userspace point
of view, and an example of how to use it (in English, not code).

Signed-off-by: Thomas  Tuttle <ttuttle@google.com>
Cc: Matt Mackall <mpm@selenic.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>