ceph/ceph — pull request #2988 by majianpeng (2014-11-24 09:01:33+00:00)
Title: Wip 9958

@liewegas . This patchset is the handle about handling fadvise flags on osd side. For filestore, i don't handle CEPH_OSD_OP_FLAG_FADVISE_WILLNEED. Because from the "man posix_fadivse", willneed mean a noblock(background) read. If after willneed and then read, i don't know whether have sense.