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ee05f45677
linux/fs/nfs
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Trond Myklebust ee05f45677 NFSv4: Fix races between open and delegreturn 
If the server returns the same delegation in an open that we just used
in a delegreturn, we need to ensure we don't apply that stateid if
the delegreturn has freed it on the server.
To do so, we ensure that we do not free the storage for the delegation
until either it is replaced by a new one, or we throw the inode out of
cache.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
2019-11-03 21:28:46 -05:00
..
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 NFS client updates for Linux 4.15 2017-11-17 14:18:00 -08:00
cache_lib.h NFS client updates for Linux 4.15 2017-11-17 14:18:00 -08:00
callback_proc.c NFSv4: nfs4_callback_getattr() should ignore revoked delegations 2019-11-03 21:28:45 -05:00
callback_xdr.c NFSv4: NFSv4 callbacks also support 64-bit timestamps 2019-11-03 21:28:44 -05:00
callback.c SUNRPC: Cache the process user cred in the RPC server listener 2019-04-24 09:46:35 -04:00
callback.h NFSv4: NFSv4 callbacks also support 64-bit timestamps 2019-11-03 21:28:44 -05:00
client.c NFSv4.1: Don't rebind to the same source port when reconnecting to the server 2019-11-03 21:28:45 -05:00
delegation.c NFSv4: Fix races between open and delegreturn 2019-11-03 21:28:46 -05:00
delegation.h NFSv4: Revoke the delegation on success in nfs4_delegreturn_done() 2019-11-03 21:28:46 -05:00
dir.c NFS Client Updates for Linux 5.3 2019-09-26 12:20:14 -07:00
direct.c NFS: Remove redundant mirror tracking in O_DIRECT 2019-10-09 11:45:59 -04:00
dns_resolve.c keys: Pass the network namespace into request_key mechanism 2019-06-27 23:02:12 +01:00
dns_resolve.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 NFS: Pass the inode down to the getattr() callback 2018-06-04 12:07:07 -04:00
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: Fix regression whereby fscache errors are appearing on 'nofsc' mounts 2019-08-04 22:35:41 -04:00
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: Convert struct nfs_fattr to use struct timespec64 2019-11-03 21:28:44 -05:00
internal.h NFS: Convert struct nfs_fattr to use struct timespec64 2019-11-03 21:28:44 -05:00
io.c NFS: Fix up documentation warnings 2019-02-20 15:14:21 -05:00
iostat.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
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 NFS: If nfs_mountpoint_expiry_timeout < 0, do not expire submounts 2019-11-03 21:28:44 -05:00
netns.h NFS: Add sysfs support for per-container identifier 2019-07-06 14:54:49 -04:00
nfs2super.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
nfs2xdr.c NFSv2: Clean up timespec encode 2019-11-03 21:28:44 -05:00
nfs3_fs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs3acl.c nfs: fix xfstest generic/099 failed on nfsv3 2019-02-20 17:33:55 -05:00
nfs3client.c NFS/pnfs: Separate NFSv3 DS and MDS traffic 2019-11-03 21:28:45 -05:00
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 NFSv3: Clean up timespec encode 2019-11-03 21:28:44 -05:00
nfs4_fs.h NFS: nfs_inode_find_state_and_recover() fix stateid matching 2019-11-03 21:28:46 -05:00
nfs4client.c NFSv4.1: Don't rebind to the same source port when reconnecting to the server 2019-11-03 21:28:45 -05:00
nfs4file.c NFSv4: Fix return values for nfs4_file_open() 2019-08-19 08:56:04 -04:00
nfs4getroot.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
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 NFS: Move nfs_idmap.h into fs/nfs/ 2015-04-23 15:16:14 -04:00
nfs4namespace.c NFS: Fix up documentation warnings 2019-02-20 15:14:21 -05:00
nfs4proc.c NFSv4: nfs4_return_incompatible_delegation() should check delegation validity 2019-11-03 21:28:46 -05:00
nfs4renewd.c NFS/NFSD/SUNRPC: replace generic creds with 'struct cred'. 2018-12-19 13:52:46 -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 NFS: nfs_inode_find_state_and_recover() fix stateid matching 2019-11-03 21:28:46 -05:00
nfs4super.c NFS: Rename nfs_inode_return_delegation_noreclaim() 2019-11-03 21:28:45 -05:00
nfs4sysctl.c nfs: Do not convert nfs_idmap_cache_timeout to jiffies 2018-01-18 15:10:47 -05:00
nfs4trace.c pnfs/flexfiles: Add tracepoints for detecting pnfs fallback to MDS 2019-07-18 15:50:28 -04:00
nfs4trace.h pnfs/flexfiles: Add tracepoints for detecting pnfs fallback to MDS 2019-07-18 15:50:28 -04:00
nfs4xdr.c NFSv4: Encode 64-bit timestamps 2019-11-03 21:28:44 -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 NFSv4.1 fix incorrect return value in copy_file_range 2019-04-11 15:23:48 -04:00
nfs42xdr.c NFSv4.2: Add client support for the generic 'layouterror' RPC call 2019-03-01 16:20:16 -05:00
nfs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfsroot.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
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 initialisation of I/O result struct in nfs_pgio_rpcsetup 2019-08-19 08:56:04 -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 pNFS/flexfiles: Turn off soft RPC calls 2019-08-26 15:31:29 -04:00
pnfs.c pNFS: Handle NFS4ERR_OLD_STATEID on layoutreturn by bumping the state seqid 2019-09-20 15:48:35 -04:00
pnfs.h pNFS: Handle NFS4ERR_OLD_STATEID on layoutreturn by bumping the state seqid 2019-09-20 15:48:35 -04:00
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 License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
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 nfsi->nrequests count error on nfs_inode_remove_request 2019-10-02 08:52:17 -04:00