linux-stable/fs/nfs
Olga Kornievskaia e5744821ad NFSv4.1: fix handling of backchannel binding in BIND_CONN_TO_SESSION
commit dff58530c4 upstream.

Currently, if the client sends BIND_CONN_TO_SESSION with
NFS4_CDFC4_FORE_OR_BOTH but only gets NFS4_CDFS4_FORE back it ignores
that it wasn't able to enable a backchannel.

To make sure, the client sends BIND_CONN_TO_SESSION as the first
operation on the connections (ie., no other session compounds haven't
been sent before), and if the client's request to bind the backchannel
is not satisfied, then reset the connection and retry.

Cc: stable@vger.kernel.org
Signed-off-by: Olga Kornievskaia <kolga@netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-05-06 08:15:05 +02:00
..
blocklayout treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
filelayout pNFS/filelayout: enable LAYOUTGET on OPEN 2019-09-24 16:28:38 -04:00
flexfilelayout pNFS/flexfiles: Don't time out requests on hard mounts 2019-08-26 15:31:29 -04:00
cache_lib.c
cache_lib.h
callback.c SUNRPC: Cache the process user cred in the RPC server listener 2019-04-24 09:46:35 -04:00
callback.h
callback_proc.c NFSv4/pnfs: Return valid stateids in nfs_layout_find_inode_by_stateid() 2020-04-23 10:36:31 +02:00
callback_xdr.c SUNRPC/nfs: Fix return value for nfs4_callback_compound() 2019-04-24 09:46:34 -04:00
client.c nfs: add minor version to nfs_server_key for fscache 2020-04-01 11:01:50 +02:00
delegation.c NFS: Fix an RCU lock leak in nfs4_refresh_delegation_stateid() 2019-11-01 11:03:56 -04:00
delegation.h NFSv4: Don't allow a cached open with a revoked delegation 2019-11-01 10:59:26 -04:00
dir.c NFS: Directory page cache pages need to be locked when read 2020-02-11 04:35:32 -08:00
direct.c NFS: direct.c: Fix memory leak of dreq when nfs_get_lock_context fails 2020-04-23 10:36:33 +02:00
dns_resolve.c keys: Pass the network namespace into request_key mechanism 2019-06-27 23:02:12 +01:00
dns_resolve.h
export.c
file.c treewide: Add SPDX license identifier for missed files 2019-05-21 10:50:45 +02:00
fscache-index.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 36 2019-05-24 17:27:11 +02:00
fscache.c nfs: add minor version to nfs_server_key for fscache 2020-04-01 11:01:50 +02:00
fscache.h NFS: Fix regression whereby fscache errors are appearing on 'nofsc' mounts 2019-08-04 22:35:41 -04:00
getroot.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
inode.c NFS: alloc_nfs_open_context() must use the file cred when available 2020-04-23 10:36:31 +02:00
internal.h NFS Client Updates for Linux 5.3 2019-09-26 12:20:14 -07:00
io.c NFS: Fix up documentation warnings 2019-02-20 15:14:21 -05:00
iostat.h
Kconfig nfs: NFS_SWAP should depend on SWAP 2020-02-14 16:34:10 -05:00
Makefile NFS: Create a root NFS directory in /sys/fs/nfs 2019-07-06 14:54:49 -04:00
mount_clnt.c SUNRPC: Cache cred of process creating the rpc_client 2019-04-26 16:00:48 -04:00
namespace.c treewide: Add SPDX license identifier for missed files 2019-05-21 10:50:45 +02:00
netns.h NFS: Add sysfs support for per-container identifier 2019-07-06 14:54:49 -04:00
nfs.h
nfs2super.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
nfs2xdr.c NFSv2: Fix a typo in encode_sattr() 2020-01-17 19:48:47 +01:00
nfs3_fs.h
nfs3acl.c nfs: fix xfstest generic/099 failed on nfsv3 2019-02-20 17:33:55 -05:00
nfs3client.c pNFS: Allow multiple connections to the DS 2019-07-06 14:54:50 -04:00
nfs3proc.c NFSv3: use nfs_add_or_obtain() to create and reference inodes 2019-09-20 15:15:24 -04:00
nfs3super.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
nfs3xdr.c NFS/pnfs: Fix pnfs_generic_prepare_to_resend_writes() 2020-02-14 16:34:10 -05:00
nfs4_fs.h NFSv4.0: nfs4_do_fsinfo() should not do implicit lease renewals 2020-02-14 16:34:11 -05:00
nfs4client.c nfs: add minor version to nfs_server_key for fscache 2020-04-01 11:01:50 +02:00
nfs4file.c NFSv4.2: error out when relink swapfile 2020-04-23 10:36:31 +02:00
nfs4getroot.c
nfs4idmap.c Revert "Merge tag 'keys-acl-20190703' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs" 2019-07-10 18:43:43 -07:00
nfs4idmap.h
nfs4namespace.c NFS: Fix up documentation warnings 2019-02-20 15:14:21 -05:00
nfs4proc.c NFSv4.1: fix handling of backchannel binding in BIND_CONN_TO_SESSION 2020-05-06 08:15:05 +02:00
nfs4renewd.c NFSv4.0: nfs4_do_fsinfo() should not do implicit lease renewals 2020-02-14 16:34:11 -05:00
nfs4session.c treewide: Add SPDX license identifier for missed files 2019-05-21 10:50:45 +02:00
nfs4session.h NFSv4.1: Bump the default callback session slot count to 16 2019-03-02 16:25:26 -05:00
nfs4state.c NFSv4.0: nfs4_do_fsinfo() should not do implicit lease renewals 2020-02-14 16:34:11 -05:00
nfs4super.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
nfs4sysctl.c
nfs4trace.c pnfs/flexfiles: Add tracepoints for detecting pnfs fallback to MDS 2019-07-18 15:50:28 -04:00
nfs4trace.h NFS: Fix fix of show_nfs_errors 2020-02-14 16:34:10 -05:00
nfs4xdr.c NFS/pnfs: Fix pnfs_generic_prepare_to_resend_writes() 2020-02-14 16:34:10 -05:00
nfs42.h NFSv4.2: Add client support for the generic 'layouterror' RPC call 2019-03-01 16:20:16 -05:00
nfs42proc.c NFS: Fix memory leaks 2020-02-24 08:37:02 +01:00
nfs42xdr.c NFSv4.2: Add client support for the generic 'layouterror' RPC call 2019-03-01 16:20:16 -05:00
nfsroot.c
nfstrace.c NFS: Add trace events to report non-zero NFS status codes 2019-02-13 12:03:21 -05:00
nfstrace.h kill LOOKUP_NO_EVAL, don't bother including namei.h from audit.h 2019-08-30 21:29:32 -04:00
pagelist.c NFS: Fix memory leaks in nfs_pageio_stop_mirroring() 2020-04-23 10:36:38 +02:00
pnfs.c NFSv4: pnfs_roc() must use cred_fscmp() to compare creds 2020-02-14 16:34:10 -05:00
pnfs.h pNFS: Handle NFS4ERR_OLD_STATEID on layoutreturn by bumping the state seqid 2019-09-20 15:48:35 -04:00
pnfs_dev.c NFS/flexfiles: Speed up read failover when DSes are down 2019-03-01 22:37:38 -05:00
pnfs_nfs.c NFS/pnfs: Fix pnfs_generic_prepare_to_resend_writes() 2020-02-14 16:34:10 -05:00
proc.c NFSv2: Fix write regression 2019-08-27 10:24:56 -04:00
read.c NFS: Fix spurious EIO read errors 2019-08-26 15:31:29 -04:00
super.c NFS Client Updates for Linux 5.3 2019-09-26 12:20:14 -07:00
symlink.c nfs: pass the correct prototype to read_cache_page 2019-05-09 16:26:57 -04:00
sysctl.c
sysfs.c NFS: Add sysfs support for per-container identifier 2019-07-06 14:54:49 -04:00
sysfs.h NFS: Add sysfs support for per-container identifier 2019-07-06 14:54:49 -04:00
unlink.c fsnotify: move fsnotify_nameremove() hook out of d_delete() 2019-06-20 14:47:44 +02:00
write.c NFS: Fix a page leak in nfs_destroy_unlinked_subrequests() 2020-04-17 10:50:20 +02:00