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Trond Myklebust 24c56b6fe0 NFS: Fix races nfs_page_group_destroy() vs nfs_destroy_unlinked_subrequests() 
[ Upstream commit 08ca8b21f7 ]

When a subrequest is being detached from the subgroup, we want to
ensure that it is not holding the group lock, or in the process
of waiting for the group lock.

Fixes: 5b2b5187fa ("NFS: Fix nfs_page_group_destroy() and nfs_lock_and_join_requests() race cases")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
 		2020-10-01 13:17:52 +02:00
..
blocklayout
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filelayout pNFS/filelayout: enable LAYOUTGET on OPEN 2019-09-24 16:28:38 -04:00
flexfilelayout pNFS/flexfiles: Fix list corruption if the mirror count changes 2020-06-30 15:37:12 -04:00
Kconfig nfs: NFS_SWAP should depend on SWAP 2020-02-14 16:34:10 -05:00
Makefile
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cache_lib.c
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cache_lib.h
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callback.c
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callback.h
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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
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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 SUNRPC reverting d03727b248 ("NFSv4 fix CLOSE not waiting for direct IO compeletion") 2020-07-29 10:18:29 +02:00
dns_resolve.c
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dns_resolve.h
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export.c
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file.c nfs: nfs_file_write() should check for writeback errors 2020-08-21 13:05:36 +02:00
fscache-index.c nfs: fscache: use timespec64 in inode auxdata 2020-05-20 08:20:23 +02:00
fscache.c NFSv4: Fix fscache cookie aux_data to ensure change_attr is included 2020-05-20 08:20:23 +02:00
fscache.h nfs: fscache: use timespec64 in inode auxdata 2020-05-20 08:20:23 +02:00
getroot.c
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inode.c nfs: set invalid blocks after NFSv4 writes 2020-06-24 17:50:44 +02:00
internal.h NFS Client Updates for Linux 5.3 2019-09-26 12:20:14 -07:00
io.c
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iostat.h
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mount_clnt.c NFSv3: fix rpc receive buffer size for MOUNT call 2020-05-20 08:20:27 +02:00
namespace.c
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netns.h
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nfs.h
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nfs2super.c
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nfs2xdr.c NFSv2: Fix a typo in encode_sattr() 2020-01-17 19:48:47 +01:00
nfs3_fs.h
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nfs3acl.c nfs: Fix potential posix_acl refcnt leak in nfs3_set_acl 2020-05-06 08:15:16 +02:00
nfs3client.c
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nfs3proc.c NFSv3: use nfs_add_or_obtain() to create and reference inodes 2019-09-20 15:15:24 -04:00
nfs3super.c
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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 nfs: ensure correct writeback errors are returned on close() 2020-08-21 13:05:35 +02:00
nfs4getroot.c
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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
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nfs4namespace.c
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nfs4proc.c NFS: Zero-stateid SETATTR should first return delegation 2020-09-23 12:40:36 +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
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nfs4session.h
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nfs4state.c nfs: fix NULL deference in nfs4_get_valid_delegation 2020-05-20 08:20:24 +02:00
nfs4super.c
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nfs4sysctl.c
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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: Fix getxattr kernel panic and memory overflow 2020-08-21 13:05:37 +02:00
nfs42.h
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nfs42proc.c NFS: Fix memory leaks 2020-02-24 08:37:02 +01:00
nfs42xdr.c
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nfsroot.c
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nfstrace.c
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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 races nfs_page_group_destroy() vs nfs_destroy_unlinked_subrequests() 2020-10-01 13:17:52 +02:00
pnfs.c NFS: Don't return layout segments that are in use 2020-08-19 08:16:25 +02:00
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
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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
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sysctl.c
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sysfs.c
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sysfs.h
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unlink.c
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write.c NFS: Fix races nfs_page_group_destroy() vs nfs_destroy_unlinked_subrequests() 2020-10-01 13:17:52 +02:00