This patch implements inline data support for Ceph. Review at: https://github.com/ceph/ceph/pull/1021 Pull at: https://github.com/kylinstorage/ceph.git wip-inline Signed-off-by: Yunchuan Wen <yunchuanwen@xxxxxxxxxxxxxxx> Signed-off-by: Li Wang <liwang@xxxxxxxxxxxxxxx> --- Against v4: Forbid old mds without inline support to join inline ever enabled mds cluster Kick out old mds without inline support when inline enabled Return EPERM to old client without inline support when it is trying to open inlined file Use version_t instead of __u64 Against v3: Add the inline switch and make inline size tunable Improve the back compatibility of mds from (9, 9) to (9, 6), provided the inlinefeature is disabled until all mds upgraded to support inline Against v2: Streamline the inline data migration with the subsequent read/write Against v1: With simplified process under multiple-writer case, referred to http://pad.ceph.com/p/mds-inline-data, http://www.spinics.net/lists/ceph-devel/msg16018.html Li Wang (24): ceph: Add inline data feature ceph: Add inline state definition mds: Add inline fields to inode_t mds: Add inline encode/decode to inode_t ceph: Add inline fields to MClientCaps osdc: Add write method with truncate parameters mds: Add inline fields to Capability mds: Push inline data to client in cap message ceph: Add inline fields to InodeStat mds: Push inline data to client in inodestat mds: Receive updated inline data from client client: Add inline fields to Inode client: Receive inline data pushed from mds client: Push inline data to mds by send cap client: Add inline data migration helper client: Read inline data path client: Write inline data path client: Fallocate inline data path client: Make inline size tunable ceph: Add mask routine to CompatSet mds: Add inline switch mds: Shutdown old mds when inline enable mds: Handle client compatibility client: Avoid uninline empty inline data src/ceph_mds.cc | 1 + src/client/Client.cc | 284 +++++++++++++++++++++++++++++++++++++++---- src/client/Client.h | 4 + src/client/Inode.h | 5 + src/common/config_opts.h | 1 + src/include/CompatSet.h | 24 ++++ src/include/ceph_features.h | 2 + src/include/ceph_fs.h | 3 + src/mds/CInode.cc | 25 ++++ src/mds/Capability.h | 2 + src/mds/Locker.cc | 11 ++ src/mds/MDS.cc | 7 +- src/mds/MDS.h | 3 + src/mds/MDSMap.cc | 24 +++- src/mds/MDSMap.h | 12 +- src/mds/Server.cc | 11 ++ src/mds/mdstypes.cc | 12 +- src/mds/mdstypes.h | 3 + src/messages/MClientCaps.h | 19 ++- src/messages/MClientReply.h | 9 ++ src/mon/MDSMonitor.cc | 9 +- src/mon/MonCommands.h | 6 + src/osdc/Objecter.h | 10 +- 23 files changed, 449 insertions(+), 38 deletions(-) -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
