tree 177e5c715690fdc397a2054c48ec61b9b5cbbea4
parent ec25422c669d38f4e8a83da7f77950094349de48
author Weston Andros Adamson <dros@primarydata.com> 1405644135 -0400
committer Trond Myklebust <trond.myklebust@primarydata.com> 1407099924 -0400

nfs: check wait_on_bit_lock err in page_group_lock

Return errors from wait_on_bit_lock from nfs_page_group_lock.

Add a bool argument @wait to nfs_page_group_lock. If true, loop over
wait_on_bit_lock until it returns cleanly. If false, return the error
from wait_on_bit_lock.

Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>