tree 201c06c106053c609f847531a482d73e41a8cfc9
parent d199d652c513a010145a5a0d4e64c96361b97bee
author Eric Van Hensbergen <ericvh@opteron.homeip.net> 1202347505 -0600
committer Eric Van Hensbergen <ericvh@opteron.homeip.net> 1202347505 -0600

9p: fix mmap to be read-only

v9fs was allowing writable mmap which could lead to kernel BUG() cases.
This sets the mmap function to generic_file_readonly_mmap which (correctly)
returns an error to applications which open mmap for writing.

Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>