doc-rst: dev-osd: Fix some issues due to conversion

The conversion to ReST broke a minor things. Fix them.

While here, also make EBUSY constant, just like on other places.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2016-07-04 18:01:04 -03:00
commit 498e9f3bd1