On 12/16/2014 02:01 PM, Tom Haynes wrote: > Hi, > > This patchset introduces the Flexfile Layout Module for the > client. > > It corresponds to draft 2 > (http://tools.ietf.org/id/draft-ietf-nfsv4-flex-files-02.txt) > of the Parallel NFS (pNFS) Flexible File Layout > (https://datatracker.ietf.org/doc/draft-ietf-nfsv4-flex-files/). > > There are some XDR changes that occur by draft 4, but as there > will be changes for draft 5, I decided to go with the slightly > older version of the draft. > > I'm _not_ looking at this for the 3.19 merge window, but rather > the 3.20. How big are the upcoming xdr changes? Would it make sense to give the draft more time to stabilize before merging in code to prevent compatibility issues? Anna > > Enjoy, > Tom > > Peng Tao (36): > nfs41: pull data server cache from file layout to generic pnfs > nfs41: pull nfs4_ds_connect from file layout to generic pnfs > nfs41: pull decode_ds_addr from file layout to generic pnfs > nfs41: allow LD to choose DS connection auth flavor > nfs41: move file layout macros to generic pnfs > nfsv3: introduce nfs3_set_ds_client > nfs41: allow LD to choose DS connection version/minor_version > nfs41: create NFSv3 DS connection if specified > nfs: allow different protocol in nfs_initiate_commit > nfs4: pass slot table to nfs40_setup_sequence > nfs4: export nfs4_sequence_done > nfs: allow to specify cred in nfs_initiate_pgio > nfs: set hostname when creating nfsv3 ds connection > nfs/flexclient: export pnfs_layoutcommit_inode > nfs41: close a small race window when adding new layout to global list > nfs41: serialize first layoutget of a file > nfs: save server READ/WRITE/COMMIT status > nfs41: pass iomode through layoutreturn args > nfs41: make a helper function to send layoutreturn > nfs41: add a helper to mark layout for return > nfs41: don't use a layout if it is marked for returning > nfs41: send layoutreturn in last put_lseg > nfs41: clear NFS_LAYOUT_RETURN if layoutreturn is sent or failed to > send > nfs/filelayout: use pnfs_error_mark_layout_for_return > nfs41: add a debug warning if we destroy an unempty layout > nfs/flexfiles: send layoutreturn before freeing lseg > nfs: only reset desc->pg_mirror_idx when mirroring is supported > nfs: add nfs_pgio_current_mirror helper > pnfs: allow LD to ask to resend read through pnfs > nfs41: add range to layoutreturn args > nfs41: allow async version layoutreturn > nfs41: introduce NFS_LAYOUT_RETURN_BEFORE_CLOSE > nfs/flexfiles: defer sending layoutreturn in pnfs_put_lseg > nfs41: add NFS_LAYOUT_RETRY_LAYOUTGET to layout header flags > nfs: add a helper to set NFS_ODIRECT_RESCHED_WRITES to direct writes > nfs41: wait for LAYOUTRETURN before retrying LAYOUTGET > > Tom Haynes (4): > pnfs: Prepare for flexfiles by pulling out common code > pnfs: Do not grab the commit_info lock twice when rescheduling writes > pnfs: Add nfs_rpc_ops in calls to nfs_initiate_pgio > pnfs/flexfiles: Add the FlexFile Layout Driver > > Trond Myklebust (1): > NFSv4.1/NFSv3: Add pNFS callbacks for nfs3_(read|write|commit)_done() > > Weston Andros Adamson (9): > sunrpc: add rpc_count_iostats_idx > nfs: introduce pg_cleanup op for pgio descriptors > pnfs: release lseg in pnfs_generic_pg_cleanup > nfs: handle overlapping reqs in lock_and_join > nfs: rename pgio header ds_idx to ds_commit_idx > pnfs: pass ds_commit_idx through the commit path > nfs: add mirroring support to pgio layer > nfs: mirroring support for direct io > pnfs: fail comparison when bucket verifier not set > > fs/nfs/Kconfig | 5 + > fs/nfs/Makefile | 3 +- > fs/nfs/blocklayout/blocklayout.c | 2 + > fs/nfs/direct.c | 108 +- > fs/nfs/filelayout/filelayout.c | 315 +----- > fs/nfs/filelayout/filelayout.h | 40 - > fs/nfs/filelayout/filelayoutdev.c | 469 +-------- > fs/nfs/flexfilelayout/Makefile | 5 + > fs/nfs/flexfilelayout/flexfilelayout.c | 1575 +++++++++++++++++++++++++++++ > fs/nfs/flexfilelayout/flexfilelayout.h | 152 +++ > fs/nfs/flexfilelayout/flexfilelayoutdev.c | 519 ++++++++++ > fs/nfs/internal.h | 34 +- > fs/nfs/nfs3client.c | 41 + > fs/nfs/nfs3proc.c | 9 + > fs/nfs/nfs3super.c | 2 +- > fs/nfs/nfs3xdr.c | 3 + > fs/nfs/nfs4_fs.h | 6 + > fs/nfs/nfs4client.c | 7 +- > fs/nfs/nfs4proc.c | 45 +- > fs/nfs/nfs4xdr.c | 9 +- > fs/nfs/objlayout/objio_osd.c | 5 +- > fs/nfs/pagelist.c | 294 +++++- > fs/nfs/pnfs.c | 407 ++++++-- > fs/nfs/pnfs.h | 119 ++- > fs/nfs/pnfs_dev.c | 522 ++++++++++ > fs/nfs/pnfs_nfsio.c | 283 ++++++ > fs/nfs/read.c | 33 +- > fs/nfs/write.c | 49 +- > include/linux/nfs4.h | 1 + > include/linux/nfs_page.h | 22 +- > include/linux/nfs_xdr.h | 6 +- > include/linux/sunrpc/metrics.h | 2 + > net/sunrpc/stats.c | 26 +- > 33 files changed, 4119 insertions(+), 999 deletions(-) > create mode 100644 fs/nfs/flexfilelayout/Makefile > create mode 100644 fs/nfs/flexfilelayout/flexfilelayout.c > create mode 100644 fs/nfs/flexfilelayout/flexfilelayout.h > create mode 100644 fs/nfs/flexfilelayout/flexfilelayoutdev.c > create mode 100644 fs/nfs/pnfs_nfsio.c > -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
