datapath: add rounddown() definition into compatibility code
authorAndy Zhou <azhou@nicira.com>
Tue, 27 Aug 2013 23:19:53 +0000 (16:19 -0700)
committerJesse Gross <jesse@nicira.com>
Tue, 27 Aug 2013 23:30:39 +0000 (16:30 -0700)
commit7061a497b10b0c830cebcd463ceac053ba81dea5
tree29b13be1dcc8a20c88d292a58b2f4f60af386163
parentb277c7cc6984ef0aa233d5fed48db8a4d6af2210
datapath: add rounddown() definition into compatibility code

rounddown() was not available in older kenrel, such as kernel 2.6.32.61.
Add it to the compatibility code.

Signed-off-by: Andy Zhou <azhou@nicira.com>
Signed-off-by: Jesse Gross <jesse@nicira.com>
datapath/linux/compat/include/linux/kernel.h