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Trond Myklebust 5521abfdcf NFSv4: Resend the READ/WRITE RPC call if a stateid change causes an error 
Adds logic to ensure that if the server returns a BAD_STATEID,
or other state related error, then we check if the stateid has
already changed. If it has, then rather than start state recovery,
we should just resend the failed RPC call with the new stateid.

Allow nfs4_select_rw_stateid to notify that the stateid is unstable by
having it return -EWOULDBLOCK if an RPC is underway that might change the
stateid.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2013-03-25 12:04:10 -04:00
..
blocklayout pnfs-block: removing DM device maybe cause oops when call dev_remove 2013-03-21 10:11:06 -04:00
objlayout umount oops when remove blocklayoutdriver first 2013-02-17 15:40:15 -05:00
cache_lib.c NFS: simplify and clean cache library 2013-02-15 10:43:36 -05:00
cache_lib.h NFS: simplify and clean cache library 2013-02-15 10:43:36 -05:00
callback.c NFSv4: Fix the return value for nfs_callback_start_svc 2012-10-16 13:14:42 -04:00
callback.h NFSv4.1: Clean up session draining 2012-12-06 00:30:44 +01:00
callback_proc.c NFSv4.1: Fix bulk recall and destroy of layouts 2013-02-14 13:22:50 -05:00
callback_xdr.c NFSv4.1: Move slot table and session struct definitions to nfs4session.h 2012-12-06 00:30:46 +01:00
client.c nfs: idr_destroy() no longer needs idr_remove_all() 2013-02-27 19:10:14 -08:00
delegation.c NFSv4: Ensure delegation recall and byte range lock removal don't conflict 2013-02-11 15:33:13 -05:00
delegation.h NFSv4.1: Don't lose locks when a server reboots during delegation return 2013-02-11 15:33:12 -05:00
dir.c vfs: kill FS_REVAL_DOT by adding a d_weak_revalidate dentry op 2013-02-26 02:46:09 -05:00
direct.c nfs: fix page dirtying in NFS DIO read codepath 2012-12-12 12:56:19 -05:00
dns_resolve.c SUNRPC: remove "cache_request" argument in sunrpc_cache_pipe_upcall() function 2013-02-15 10:43:47 -05:00
dns_resolve.h NFS: DNS resolver cache per network namespace context introduced 2012-01-31 18:20:26 -05:00
file.c new helper: file_inode(file) 2013-02-22 23:31:31 -05:00
fscache-index.c NFS: Use the inode->i_version to cache NFSv4 change attribute information 2011-10-18 09:14:34 -07:00
fscache.c NFS4: Open files for fscaching 2012-12-20 22:19:42 +00:00
fscache.h NFS: Provide stub nfs_fscache_wait_on_invalidate() for when CONFIG_NFS_FSCACHE=n 2012-12-21 08:06:48 -08:00
getroot.c nfs: remove kfree() redundant null checks 2013-02-17 15:27:21 -05:00
idmap.c NFSv4: Fix the string length returned by the idmapper 2013-03-20 16:45:16 -04:00
inode.c NFS: __nfs_find_lock_context needs to check ctx->lock_context for a match too 2013-03-25 12:04:10 -04:00
internal.h Revert "NFS: add nfs_sb_deactive_async to avoid deadlock" 2013-02-01 10:13:48 -05:00
iostat.h NFS: Squelch compiler warning in nfs_add_server_stats() 2010-05-14 15:09:31 -04:00
Kconfig NFSv4.1: Remove the dependency on CONFIG_EXPERIMENTAL 2012-10-03 10:54:50 -07:00
Makefile NFSv4.1: Cleanup move session slot management to fs/nfs/nfs4session.c 2012-12-06 00:30:45 +01:00
mount_clnt.c NFS: Remove the BUG_ON() in the mount code 2012-11-04 14:43:39 -05:00
namespace.c NFS: Don't silently fail setattr() requests on mountpoints 2013-01-30 17:41:04 -05:00
netns.h nfs: include NFSv4 header in netns.h 2012-10-02 08:17:02 -07:00
nfs.h NFS: Convert v4 into a module 2012-07-30 19:06:52 -04:00
nfs2super.c NFS: Convert v2 into a module 2012-07-30 19:06:41 -04:00
nfs2xdr.c nfs: Convert nfs2xdr to use kuids and kgids 2013-02-13 06:15:30 -08:00
nfs3acl.c userns: Pass a userns parameter into posix_acl_to_xattr and posix_acl_from_xattr 2012-09-18 01:01:35 -07:00
nfs3client.c NFS: Only initialize the ACL client in the v3 case 2012-07-30 19:05:54 -04:00
nfs3proc.c new helper: file_inode(file) 2013-02-22 23:31:31 -05:00
nfs3super.c NFS: Convert v3 into a module 2012-07-30 19:06:46 -04:00
nfs3xdr.c nfs: Convert nfs3xdr to use kuids and kgids 2013-02-13 06:15:31 -08:00
nfs4_fs.h NFSv4: Resend the READ/WRITE RPC call if a stateid change causes an error 2013-03-25 12:04:10 -04:00
nfs4client.c Merge branch 'for-3.9' of git://linux-nfs.org/~bfields/linux 2013-02-28 18:02:55 -08:00
nfs4file.c new helper: file_inode(file) 2013-02-22 23:31:31 -05:00
nfs4filelayout.c NFSv4: The stateid must remain the same for replayed RPC calls 2013-03-25 12:04:10 -04:00
nfs4filelayout.h PNFS: set the default DS timeout to 60 seconds 2013-02-28 17:35:00 -08:00
nfs4filelayoutdev.c sunrpc: move address copy/cmp/convert routines and prototypes from clnt.h to addr.h 2013-02-05 09:41:14 -05:00
nfs4getroot.c NFSv4: fs/nfs/nfs4getroot.c needs to include "internal.h" 2012-10-16 12:37:59 -04:00
nfs4namespace.c sunrpc: move address copy/cmp/convert routines and prototypes from clnt.h to addr.h 2013-02-05 09:41:14 -05:00
nfs4proc.c NFSv4: Resend the READ/WRITE RPC call if a stateid change causes an error 2013-03-25 12:04:10 -04:00
nfs4renewd.c workqueue: use mod_delayed_work() instead of cancel + queue 2012-08-13 16:27:37 -07:00
nfs4session.c NFSv4.1: Deal effectively with interrupted RPC calls. 2012-12-15 15:39:59 -05:00
nfs4session.h NFSv4.1: Deal effectively with interrupted RPC calls. 2012-12-15 15:39:59 -05:00
nfs4state.c NFSv4: Resend the READ/WRITE RPC call if a stateid change causes an error 2013-03-25 12:04:10 -04:00
nfs4super.c vfs: kill FS_REVAL_DOT by adding a d_weak_revalidate dentry op 2013-02-26 02:46:09 -05:00
nfs4sysctl.c nfs: include nfs4_fh.h in nfs4sysctl.c 2012-10-02 08:17:03 -07:00
nfs4xdr.c NFSv4: The stateid must remain the same for replayed RPC calls 2013-03-25 12:04:10 -04:00
nfsroot.c SUNRPC/NFS: Add Kbuild dependencies for NFS_DEBUG/RPC_DEBUG 2012-03-20 13:08:26 -04:00
pagelist.c NFS: Don't accept more reads/writes if the open context recovery failed 2013-03-25 12:04:10 -04:00
pnfs.c NFSv4: Fail I/O if the state recovery fails irrevocably 2013-03-25 12:04:10 -04:00
pnfs.h NFSv4.1: Add a helper pnfs_commit_and_return_layout 2013-03-21 10:31:21 -04:00
pnfs_dev.c hlist: drop the node parameter from iterators 2013-02-27 19:10:24 -08:00
proc.c new helper: file_inode(file) 2013-02-22 23:31:31 -05:00
read.c NFS: Don't accept more reads/writes if the open context recovery failed 2013-03-25 12:04:10 -04:00
super.c Merge branch 'for-3.9' of git://linux-nfs.org/~bfields/linux 2013-02-28 18:02:55 -08:00
symlink.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
sysctl.c NFS: Initialize v4 sysctls from nfs_init_v4() 2012-07-17 13:33:18 -04:00
unlink.c NFS: Don't allow NFS silly-renamed files to be deleted, no signal 2013-02-22 14:55:34 -05:00
write.c NFS: Don't accept more reads/writes if the open context recovery failed 2013-03-25 12:04:10 -04:00