[GIT PULL] Please pull NFS client bugfixes

From: Myklebust, Trond
Date: Wed Feb 20 2013 - 22:44:32 EST


Hi Linus,

The following changes since commit 88b62b915b0b7e25870eb0604ed9a92ba4bfc9f7:

Linux 3.8-rc6 (2013-02-01 12:08:14 +1100)

are available in the git repository at:

git://git.linux-nfs.org/projects/trondmy/linux-nfs.git tags/nfs-for-3.9-1

for you to fetch changes up to 666b3d803a511fbc9bc5e5ea8ce66010cf03ea13:

NLM: Ensure that we resend all pending blocking locks after a reclaim (2013-02-19 12:18:27 -0500)

----------------------------------------------------------------
NFS client bugfixes for Linux 3.9

- Fix an Oops in the pNFS layoutget code
- Fix a number of NFSv4 and v4.1 state recovery deadlocks and hangs
due to the interaction of the session drain lock and state management
locks.
- Remove task->tk_xprt, which was hiding a lot of RCU dereferencing bugs
- Fix a long standing NFSv3 posix lock recovery bug.
- Revert commit 324d003b0cd82151adbaecefef57b73f7959a469. It turned out
that the root cause of the deadlock was due to interactions with the
workqueues that have now been resolved.

----------------------------------------------------------------
Jeff Layton (1):
sunrpc: silence build warning in gss_fill_context

Tim Gardner (1):
nfs: remove kfree() redundant null checks

Trond Myklebust (18):
SUNRPC: Eliminate task->tk_xprt accesses that bypass rcu_dereference()
SUNRPC: Pass a pointer to struct rpc_xprt to the connect callback
SUNRPC: Fix an RCU dereference in xs_local_rpcbind
SUNRPC: Pass pointers to struct rpc_xprt to the congestion window
SUNRPC: Fix an RCU dereference in xprt_reserve
SUNRPC: Avoid RCU dereferences in the transport bind and connect code
SUNRPC: Nuke the tk_xprt macro
Revert "NFS: add nfs_sb_deactive_async to avoid deadlock"
SUNRPC: Add missing static declaration to _gss_mech_get_by_name
NFSv4: Allow the state manager to mark an open_owner as being recovered
NFSv4.1: Prevent deadlocks between state recovery and file locking
NFSv4.1: Don't lose locks when a server reboots during delegation return
NFSv4: Fix up the return values of nfs4_open_delegation_recall
NFSv4: Ensure delegation recall and byte range lock removal don't conflict
NFSv4: Fix a reboot recovery race when opening a file
NFSv4.1: Fix an ABBA locking issue with session and state serialisation
NFSv4.1: Fix bulk recall and destroy of layouts
NLM: Ensure that we resend all pending blocking locks after a reclaim

Weston Andros Adamson (1):
NFSv4.1: Don't decode skipped layoutgets

fanchaoting (1):
umount oops when remove blocklayoutdriver first

fs/lockd/clntproc.c | 3 +
fs/nfs/blocklayout/blocklayout.c | 1 +
fs/nfs/callback_proc.c | 61 ++------------
fs/nfs/delegation.c | 154 ++++++++++++++++++++++++----------
fs/nfs/delegation.h | 1 +
fs/nfs/getroot.c | 3 +-
fs/nfs/inode.c | 5 +-
fs/nfs/internal.h | 1 -
fs/nfs/nfs4_fs.h | 4 +
fs/nfs/nfs4proc.c | 133 ++++++++++++++++++++---------
fs/nfs/nfs4state.c | 11 ++-
fs/nfs/objlayout/objio_osd.c | 1 +
fs/nfs/pnfs.c | 150 ++++++++++++++++++++++++++++-----
fs/nfs/pnfs.h | 7 +-
fs/nfs/super.c | 49 -----------
fs/nfs/unlink.c | 5 +-
include/linux/sunrpc/sched.h | 1 -
include/linux/sunrpc/xprt.h | 6 +-
net/sunrpc/auth_gss/auth_gss.c | 5 +-
net/sunrpc/auth_gss/gss_mech_switch.c | 4 +-
net/sunrpc/clnt.c | 16 ++--
net/sunrpc/xprt.c | 21 +++--
net/sunrpc/xprtrdma/rpc_rdma.c | 4 +-
net/sunrpc/xprtrdma/transport.c | 7 +-
net/sunrpc/xprtrdma/xprt_rdma.h | 6 +-
net/sunrpc/xprtsock.c | 16 ++--
26 files changed, 415 insertions(+), 260 deletions(-)

--
Trond Myklebust
Linux NFS client maintainer

NetApp
Trond.Myklebust@xxxxxxxxxx
www.netapp.com
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