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Trond Myklebust 51069e4aef NFSv4: Fix a deadlock between nfs4_open_recover_helper() and delegreturn 
If we're asked to recover open state while a delegation return is
outstanding, then the state manager thread cannot use a cached open, so
if the server returns a delegation, we can end up deadlocked behind the
pending delegreturn.
To avoid this problem, let's just ask the server not to give us a
delegation unless we're explicitly reclaiming one.

Fixes: be36e185bd26 ("NFSv4: nfs4_open_recover_helper() must set share access")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
2022-11-27 22:09:59 -05:00
..
blocklayout
NFS client updates for Linux 5.20
2022-08-10 14:04:32 -07:00
filelayout
pNFS/files: Handle RDMA connection errors correctly
2022-07-10 19:00:53 -04:00
flexfilelayout
NFSv4/flexfiles: Cancel I/O if the layout is recalled or revoked
2022-10-06 09:52:09 -04:00
cache_lib.c
…
cache_lib.h
…
callback_proc.c
pNFS: Avoid a live lock condition in pnfs_update_layout()
2022-06-06 11:53:55 -04:00
callback_xdr.c
SUNRPC: Parametrize how much of argsize should be zeroed
2022-09-26 14:02:42 -04:00
callback.c
NFSD: Move svc_serv_ops::svo_function into struct svc_serv
2022-02-28 10:26:40 -05:00
callback.h
NFSv4.1: Fix uninitialised variable in devicenotify
2022-01-06 14:00:20 -05:00
client.c
NFS: Avoid memcpy() run-time warning for struct sockaddr overflows
2022-10-27 15:52:10 -04:00
delegation.c
NFSv4: Fix a potential state reclaim deadlock
2022-10-27 15:52:10 -04:00
delegation.h
NFSv4: Fix delegation return in cases where we have to retry
2021-06-13 19:36:27 -04:00
dir.c
NFS: Trigger the "ls -l" readdir heuristic sooner
2022-11-27 22:09:59 -05:00
direct.c
NFS client updates for Linux 5.20
2022-08-10 14:04:32 -07:00
dns_resolve.c
NFS: Avoid memcpy() run-time warning for struct sockaddr overflows
2022-10-27 15:52:10 -04:00
dns_resolve.h
NFS: Avoid memcpy() run-time warning for struct sockaddr overflows
2022-10-27 15:52:10 -04:00
export.c
nfs: block notification on fs with its own ->lock
2022-01-08 14:42:01 -05:00
file.c
NFS Client Updates for Linux 6.1
2022-10-13 09:58:42 -07:00
fs_context.c
NFS: Avoid memcpy() run-time warning for struct sockaddr overflows
2022-10-27 15:52:10 -04:00
fscache.c
NFS: Pass i_size to fscache_unuse_cookie() when a file is released
2022-05-17 15:39:45 -04:00
fscache.h
nfs: Convert to release_folio
2022-05-09 23:12:33 -04:00
getroot.c
NFS: Remove the nfs4_label argument from nfs_setsecurity
2021-11-05 14:54:40 -04:00
inode.c
NFS Client Updates for Linux 6.1
2022-10-13 09:58:42 -07:00
internal.h
NFS: Avoid memcpy() run-time warning for struct sockaddr overflows
2022-10-27 15:52:10 -04:00
io.c
NFS: Fix up incorrect documentation
2021-04-05 09:04:20 -04:00
iostat.h
…
Kconfig
NFS: Replace readdir's use of xxhash() with hash_64()
2022-04-07 16:19:47 -04:00
Makefile
nfs: Convert to new fscache volume/cookie API
2022-01-10 11:53:25 +00:00
mount_clnt.c
NFS: Avoid memcpy() run-time warning for struct sockaddr overflows
2022-10-27 15:52:10 -04:00
namespace.c
NFS: Avoid memcpy() run-time warning for struct sockaddr overflows
2022-10-27 15:52:10 -04:00
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
NFS: Optimise away the previous cookie field
2022-03-02 08:43:39 -05:00
nfs3_fs.h
vfs: add rcu argument to ->get_acl() callback
2021-08-18 22:08:24 +02:00
nfs3acl.c
vfs: add rcu argument to ->get_acl() callback
2021-08-18 22:08:24 +02:00
nfs3client.c
NFS: Avoid memcpy() run-time warning for struct sockaddr overflows
2022-10-27 15:52:10 -04:00
nfs3proc.c
freezer,sched: Rewrite core freezer logic
2022-09-07 21:53:50 +02:00
nfs3super.c
treewide: Add SPDX license identifier for more missed files
2019-05-21 10:50:45 +02:00
nfs3xdr.c
NFS: Optimise away the previous cookie field
2022-03-02 08:43:39 -05:00
nfs4_fs.h
NFS: Avoid memcpy() run-time warning for struct sockaddr overflows
2022-10-27 15:52:10 -04:00
nfs4client.c
nfs4: Fix kmemleak when allocate slot failed
2022-10-27 15:52:11 -04:00
nfs4file.c
NFSv4.2 fix problems with __nfs42_ssc_open
2022-08-19 20:31:57 -04:00
nfs4getroot.c
…
nfs4idmap.c
nfs: remove unnecessary (void*) conversions.
2022-10-03 11:26:36 -04:00
nfs4idmap.h
…
nfs4namespace.c
NFS: Avoid memcpy() run-time warning for struct sockaddr overflows
2022-10-27 15:52:10 -04:00
nfs4proc.c
NFSv4: Fix a deadlock between nfs4_open_recover_helper() and delegreturn
2022-11-27 22:09:59 -05:00
nfs4renewd.c
treewide: remove editor modelines and cruft
2021-05-07 00:26:34 -07:00
nfs4session.c
NFSv4: Sanity check the parameters in nfs41_update_target_slotid()
2021-11-07 09:23:14 -05:00
nfs4session.h
NFSv4: Sanity check the parameters in nfs41_update_target_slotid()
2021-11-07 09:23:14 -05:00
nfs4state.c
NFSv4.1: We must always send RECLAIM_COMPLETE after a reboot
2022-10-27 15:52:10 -04:00
nfs4super.c
NFS: Adjust fs_context error logging
2021-01-10 13:32:39 -05:00
nfs4sysctl.c
…
nfs4trace.c
pNFS/flexfiles: Add tracing for layout errors
2020-01-15 10:54:33 -05:00
nfs4trace.h
NFSv4.2: Add a tracepoint for listxattr
2022-10-05 15:47:16 -04:00
nfs4xdr.c
NFSv4.2: Fix a memory stomp in decode_attr_security_label
2022-11-27 22:09:59 -05:00
nfs42.h
NFSv4.2: add the extended attribute proc functions.
2020-07-13 17:52:45 -04:00
nfs42proc.c
NFSv4.2: Fixup CLONE dest file size for zero-length count
2022-10-27 15:52:10 -04:00
nfs42xattr.c
nfs: remove unnecessary (void*) conversions.
2022-10-03 11:26:36 -04:00
nfs42xdr.c
NFSv4.2: Add special handling for LISTXATTR receiving NFS4ERR_NOXATTR
2022-10-05 15:29:23 -04:00
nfs.h
…
nfsroot.c
NFS: move from strlcpy with unused retval to strscpy
2022-10-03 11:26:36 -04:00
nfstrace.c
NFSv4: Catch and trace server filehandle encoding errors
2021-04-14 09:36:29 -04:00
nfstrace.h
NFS: Improve readpage/writepage tracing
2022-08-09 14:11:34 -04:00
pagelist.c
NFSv4.1 mark qualified async operations as MOVEABLE tasks
2022-05-31 17:09:30 -04:00
pnfs_dev.c
NFSv4/pnfs: Add tracing for the deviceid cache
2020-12-16 17:25:24 -05:00
pnfs_nfs.c
NFS: Avoid memcpy() run-time warning for struct sockaddr overflows
2022-10-27 15:52:10 -04:00
pnfs.c
NFS Client Updates for Linux 6.1
2022-10-13 09:58:42 -07:00
pnfs.h
NFSv4/flexfiles: Cancel I/O if the layout is recalled or revoked
2022-10-06 09:52:09 -04:00
proc.c
NFS: NFSv2/v3 clients should never be setting NFS_CAP_XATTR
2022-02-25 18:50:13 -05:00
read.c
nfs: Leave pages in the pagecache if readpage failed
2022-06-29 08:51:07 -04:00
super.c
NFS: Avoid memcpy() run-time warning for struct sockaddr overflows
2022-10-27 15:52:10 -04:00
symlink.c
fs: Change the type of filler_t
2022-05-09 16:36:48 -04:00
sysctl.c
…
sysfs.c
Revert "NFSv4: use unique client identifiers in network namespaces"
2022-02-28 10:09:23 -05:00
sysfs.h
NFSv4: Fix up RCU annotations for struct nfs_netns_client
2020-10-15 13:31:08 -04:00
unlink.c
NFSv4.1 mark qualified async operations as MOVEABLE tasks
2022-05-31 17:09:30 -04:00
write.c
NFS client bugfixes for Linux 6.0
2022-09-12 17:53:46 -04:00