Trond Myklebust 96c9ff3504 NFS/pnfs: Fix a live lock between recalled layouts and layoutget ...

commit 62e2a47cea upstream.

When the server is recalling a layout, we should ignore the count of
outstanding layoutget calls, since the server is expected to return
either NFS4ERR_RECALLCONFLICT or NFS4ERR_RETURNCONFLICT for as long as
the recall is outstanding.
Currently, we may end up livelocking, causing the layout to eventually
be forcibly revoked.

Fixes: bf0291dd22 ("pNFS: Ensure LAYOUTGET and LAYOUTRETURN are properly serialised")
Cc: stable@vger.kernel.org
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2024-12-27 13:58:55 +01:00

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blocklayout

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filelayout

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flexfilelayout

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cache_lib.c

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cache_lib.h

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callback_proc.c

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callback_xdr.c

SUNRPC: Fix integer overflow in decode_rc_list()

2024-10-17 15:24:23 +02:00

callback.c

nfsd: stop setting ->pg_stats for unused stats

2024-08-19 06:04:23 +02:00

callback.h

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client.c

NFSv4: Prevent NULL-pointer dereference in nfs42_complete_copies()

2024-10-17 15:24:23 +02:00

delegation.c

NFS: remove revoked delegation from server's delegation list

2024-11-08 16:28:21 +01:00

delegation.h

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dir.c

nfs: don't invalidate dentries on transient errors

2024-07-25 09:50:45 +02:00

direct.c

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dns_resolve.c

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dns_resolve.h

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export.c

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file.c

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fs_context.c

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fscache.c

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fscache.h

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getroot.c

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inode.c

nfs: Fix KMSAN warning in decode_getfattr_attrs()

2024-11-14 13:19:37 +01:00

internal.h

nfs: ignore SB_RDONLY when mounting nfs

2024-12-09 10:33:00 +01:00

io.c

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iostat.h

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Kconfig

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Makefile

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mount_clnt.c

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namespace.c

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netns.h

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nfs2super.c

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nfs2xdr.c

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nfs3_fs.h

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nfs3acl.c

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nfs3client.c

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nfs3proc.c

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nfs3super.c

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nfs3xdr.c

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nfs4_fs.h

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nfs4client.c

NFSv4.1 another fix for EXCHGID4_FLAG_USE_PNFS_DS for DS server

2024-08-03 08:53:54 +02:00

nfs4file.c

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nfs4getroot.c

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nfs4idmap.c

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nfs4idmap.h

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nfs4namespace.c

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nfs4proc.c

NFSv4.0: Fix a use-after-free problem in the asynchronous open()

2024-12-09 10:32:54 +01:00

nfs4renewd.c

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nfs4session.c

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nfs4session.h

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nfs4state.c

NFSv4: Prevent NULL-pointer dereference in nfs42_complete_copies()

2024-10-17 15:24:23 +02:00

nfs4super.c

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nfs4sysctl.c

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nfs4trace.c

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nfs4trace.h

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nfs4xdr.c

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nfs42.h

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nfs42proc.c

NFSv4: Prevent NULL-pointer dereference in nfs42_complete_copies()

2024-10-17 15:24:23 +02:00

nfs42xattr.c

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nfs42xdr.c

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nfs.h

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nfsroot.c

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nfstrace.c

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nfstrace.h

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pagelist.c

nfs: Avoid flushing many pages with NFS_FILE_SYNC

2024-07-25 09:50:45 +02:00

pnfs_dev.c

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pnfs_nfs.c

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pnfs.c

NFS/pnfs: Fix a live lock between recalled layouts and layoutget

2024-12-27 13:58:55 +01:00

pnfs.h

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proc.c

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read.c

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super.c

NFSv3: only use NFS timeout for MOUNT when protocols are compatible

2024-11-14 13:19:30 +01:00

symlink.c

nfs: propagate readlink errors in nfs_symlink_filler

2024-07-25 09:50:44 +02:00

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

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