ceph: handle -EAGAIN returned by ceph_update_writeable_page()
authorYan, Zheng <zyan@redhat.com>
Tue, 10 May 2016 11:09:06 +0000 (19:09 +0800)
committerIlya Dryomov <idryomov@gmail.com>
Wed, 25 May 2016 23:15:40 +0000 (01:15 +0200)
commitf0b33df57a5f03c637f75ead7cb4d978c59cc63d
treeae28f322669bce6c48ca4469c0e7d97cc0516fb0
parent6ce026e411c4f36c9e51189d28a5dd9d08095b9d
ceph: handle -EAGAIN returned by ceph_update_writeable_page()

when ceph_update_writeable_page() return -EAGAIN, caller should
lock the page and call ceph_update_writeable_page() again.

Signed-off-by: Yan, Zheng <zyan@redhat.com>
fs/ceph/addr.c