1
linux/fs/nfsd
Jeff Layton f3f8014862 nfsd: add the infrastructure to handle the cld upcall
...and add a mechanism for switching between the "legacy" tracker and
the new one. The decision is made by looking to see whether the
v4recoverydir exists. If it does, then the legacy client tracker is
used.

If it's not, then the kernel will create a "cld" pipe in rpc_pipefs.
That pipe is used to talk to a daemon for handling the upcall.

Most of the data structures for the new client tracker are handled on a
per-namespace basis, so this upcall should be essentially ready for
containerization. For now however, nfsd just starts it by calling the
initialization and exit functions for init_net.

I'm making the assumption that at some point in the future we'll be able
to determine the net namespace from the nfs4_client. Until then, this
patch hardcodes init_net in those places. I've sprinkled some "FIXME"
comments around that code to attempt to make it clear where we'll need
to fix that up later.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2012-03-26 11:49:48 -04:00
..
acl.h nfsd4: remove outdated pathname-comments 2011-01-04 18:22:10 -05:00
auth.c
auth.h
cache.h nfsd: turn on reply cache for NFSv4 2011-07-18 09:39:01 -04:00
current_stateid.h nfsd41: use current stateid by value 2012-02-15 11:20:45 -05:00
export.c nfsd: remove some unneeded checks 2012-02-03 14:26:42 -05:00
fault_inject.c NFSD: Added fault injection 2011-11-07 21:10:47 -05:00
fault_inject.h NFSD: Added fault injection 2011-11-07 21:10:47 -05:00
idmap.h nfsd4: return nfs errno from name_to_id functions 2011-01-04 18:22:11 -05:00
Kconfig NFSD: Added fault injection 2011-11-07 21:10:47 -05:00
lockd.c nfsd: Remove deprecated nfsctl system call and related code. 2011-07-15 18:58:42 -04:00
Makefile NFSD: Added fault injection 2011-11-07 21:10:47 -05:00
netns.h nfsd: add a per-net-namespace struct for nfsd 2012-03-26 11:49:47 -04:00
nfs2acl.c
nfs3acl.c
nfs3proc.c nfsd41: make sure nfs server process OPEN with EXCLUSIVE4_1 correctly 2011-04-29 20:47:52 -04:00
nfs3xdr.c Merge branch 'for-2.6.40' of git://linux-nfs.org/~bfields/linux 2011-05-29 11:21:12 -07:00
nfs4acl.c fs: add export.h to files using EXPORT_SYMBOL/THIS_MODULE macros 2011-10-31 19:30:31 -04:00
nfs4callback.c nfsd: convert nfs4_client->cl_cb_flags to a generic flags field 2012-03-26 11:49:47 -04:00
nfs4idmap.c NFSd: use network-namespace-aware cache registering routines 2011-12-07 15:27:46 -05:00
nfs4proc.c nfsd: convert nfs4_client->cl_cb_flags to a generic flags field 2012-03-26 11:49:47 -04:00
nfs4recover.c nfsd: add the infrastructure to handle the cld upcall 2012-03-26 11:49:48 -04:00
nfs4state.c nfsd: add nfsd4_client_tracking_ops struct and a way to set it 2012-03-26 11:49:47 -04:00
nfs4xdr.c NFSD: Fix nfs4_verifier memory alignment 2012-03-20 15:36:15 -04:00
nfscache.c nfsd: turn on reply cache for NFSv4 2011-07-18 09:39:01 -04:00
nfsctl.c nfsd: add a per-net-namespace struct for nfsd 2012-03-26 11:49:47 -04:00
nfsd.h NFSD: Remove unnecessary whitespace 2011-11-07 21:10:48 -05:00
nfsfh.c fs: propagate umode_t, misc bits 2012-01-03 22:55:10 -05:00
nfsfh.h fs: propagate umode_t, misc bits 2012-01-03 22:55:10 -05:00
nfsproc.c nfsd4: return nfs errno from name_to_id functions 2011-01-04 18:22:11 -05:00
nfssvc.c Merge nfs containerization work from Trond's tree 2012-03-26 11:48:54 -04:00
nfsxdr.c Fix common misspellings 2011-03-31 11:26:23 -03:00
state.h nfsd: add nfsd4_client_tracking_ops struct and a way to set it 2012-03-26 11:49:47 -04:00
stats.c SUNRPC: register service stats /proc entries in passed network namespace context 2012-01-31 19:28:18 -05:00
vfs.c nfsd: vfs_llseek() with 32 or 64 bit offsets (hashes) 2012-03-18 22:44:50 -04:00
vfs.h nfsd: vfs_llseek() with 32 or 64 bit offsets (hashes) 2012-03-18 22:44:50 -04:00
xdr3.h
xdr4.h NFSD: Fix nfs4_verifier memory alignment 2012-03-20 15:36:15 -04:00
xdr.h