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353601e7d3
linux_dsm_epyc7002/fs/nfsd
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J. Bruce Fields 353601e7d3 nfsd: create a separate lease for each delegation 
Currently we only take one vfs-level delegation (lease) for each file,
no matter how many clients hold delegations on that file.

Let's instead keep a one-to-one mapping between NFSv4 delegations and
VFS delegations.  This turns out to be simpler.

There is still a many-to-one mapping of NFS opens to NFS files, and the
delegations on one file are all associated with one struct file.  The
VFS can still distinguish between these delegations since we're setting
fl_owner to the struct nfs4_delegation now, not to the shared file.

I'm replacing at least one complicated function wholesale, which I don't
like to do, but I haven't figured out how to do this more incrementally.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
2018-03-20 17:51:14 -04:00
..
acl.h nfsd4: remove nfs4_acl_new 2014-07-08 17:14:27 -04:00
auth.c nfsd: auth: Fix gid sorting when rootsquash enabled 2018-01-22 20:13:07 -08:00
auth.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
blocklayout.c Add support for online resizing of file systems with bigalloc. Fix a 2017-11-14 12:59:42 -08:00
blocklayoutxdr.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
blocklayoutxdr.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
cache.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
current_stateid.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
export.c NFSD: make cache_detail structures const 2017-11-27 16:45:11 -05:00
export.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
fault_inject.c Lots of good bugfixes, including: 2017-11-18 11:22:04 -08:00
flexfilelayout.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
flexfilelayoutxdr.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
flexfilelayoutxdr.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
idmap.h nfsd: Remove duplicate define of IDMAP_NAMESZ/IDMAP_TYPE_xx 2015-07-20 14:58:46 -04:00
Kconfig block: make scsi_request and scsi ioctl support optional 2017-01-31 10:53:05 -07:00
lockd.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
netns.h race of nfsd inetaddr notifiers vs nn->nfsd_serv change 2017-11-27 16:45:11 -05:00
nfs2acl.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs3acl.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs3proc.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs3xdr.c nfsd: store stat times in fill_pre_wcc() instead of inode times 2018-02-08 13:40:17 -05:00
nfs4acl.c nfsd: check permissions when setting ACLs 2016-06-24 12:11:52 -04:00
nfs4callback.c nfsd: Fix a memory scribble in the callback channel 2017-07-17 13:15:06 -04:00
nfs4idmap.c NFSD: make cache_detail structures const 2017-11-27 16:45:11 -05:00
nfs4layouts.c Lots of good bugfixes, including: 2017-11-18 11:22:04 -08:00
nfs4proc.c nfsd: remove unsused "cp_consecutive" field 2018-03-19 16:38:13 -04:00
nfs4recover.c Various bugfixes, a RDMA update from Chuck Lever, and support for a new 2016-03-24 10:41:00 -07:00
nfs4state.c nfsd: create a separate lease for each delegation 2018-03-20 17:51:14 -04:00
nfs4xdr.c nfsd: remove unsused "cp_consecutive" field 2018-03-19 16:38:13 -04:00
nfscache.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfsctl.c race of nfsd inetaddr notifiers vs nn->nfsd_serv change 2017-11-27 16:45:11 -05:00
nfsd.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfsfh.c nfsd: don't require low ports for gss requests 2018-03-19 16:38:13 -04:00
nfsfh.h This request is late, apologies. 2018-02-08 15:18:32 -08:00
nfsproc.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfssvc.c race of nfsd inetaddr notifiers vs nn->nfsd_serv change 2017-11-27 16:45:11 -05:00
nfsxdr.c nfsd: encode stat->mtime for getattr instead of inode->i_mtime 2018-02-08 13:40:16 -05:00
pnfs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
state.h fs, nfsd: convert nfs4_file.fi_ref from atomic_t to refcount_t 2017-11-07 16:43:59 -05:00
stats.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
stats.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
trace.c nfsd: move include of state.h from trace.c to trace.h 2015-10-23 15:57:29 -04:00
trace.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
vfs.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
vfs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
xdr3.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
xdr4.h nfsd: remove unsused "cp_consecutive" field 2018-03-19 16:38:13 -04:00
xdr4cb.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
xdr.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00