linux/fs/nfs
Weston Andros Adamson 3000512137 NFSv4.1: LAYOUTGET EDELAY loops timeout to the MDS
The client will currently try LAYOUTGETs forever if a server is returning
NFS4ERR_LAYOUTTRYLATER or NFS4ERR_RECALLCONFLICT - even if the client no
longer needs the layout (ie process killed, unmounted).

This patch uses the DS timeout value (module parameter 'dataserver_timeo'
via rpc layer) to set an upper limit of how long the client tries LATOUTGETs
in this situation.  Once the timeout is reached, IO is redirected to the MDS.

This also changes how the client checks if a layout is on the clp list
to avoid a double list_add.

Signed-off-by: Weston Andros Adamson <dros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2013-02-28 17:41:35 -08:00
..
blocklayout umount oops when remove blocklayoutdriver first 2013-02-17 15:40:15 -05:00
objlayout umount oops when remove blocklayoutdriver first 2013-02-17 15:40:15 -05:00
cache_lib.c NFSv4: Get rid of unnecessary BUG_ON()s 2012-11-04 14:43:39 -05:00
cache_lib.h NFS: DNS resolver PipeFS notifier introduced 2012-01-31 18:20:26 -05:00
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
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
client.c NFS: avoid NULL dereference in nfs_destroy_server 2012-12-12 23:55:56 -05:00
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 NFS: Fix access to suid/sgid executables 2013-01-03 17:06:27 -05:00
direct.c nfs: fix page dirtying in NFS DIO read codepath 2012-12-12 12:56:19 -05:00
dns_resolve.c NFS: fix bug in legacy DNS resolver. 2012-10-31 16:25:59 -04:00
dns_resolve.h NFS: DNS resolver cache per network namespace context introduced 2012-01-31 18:20:26 -05:00
file.c lseek: the "whence" argument is called "whence" 2012-12-17 17:15:12 -08:00
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 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security 2012-12-16 15:40:50 -08:00
inode.c nfs: don't allow nfs_find_actor to match inodes of the wrong type 2013-02-27 17:28:20 -08:00
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: Remove asserts from the NFS XDR code 2012-11-04 14:43:38 -05:00
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 SUNRPC handle EKEYEXPIRED in call_refreshresult 2012-12-12 15:36:02 -05:00
nfs3super.c NFS: Convert v3 into a module 2012-07-30 19:06:46 -04:00
nfs3xdr.c NFS: Remove asserts from the NFS XDR code 2012-11-04 14:43:38 -05:00
nfs4_fs.h NFSv4: Ensure delegation recall and byte range lock removal don't conflict 2013-02-11 15:33:13 -05:00
nfs4client.c NFSv4.1: Ensure that nfs41_walk_client_list() does start lease recovery 2013-01-27 15:51:41 -05:00
nfs4file.c NFS4: Open files for fscaching 2012-12-20 22:19:42 +00:00
nfs4filelayout.c pnfs: fix resend_to_mds for directio 2013-02-24 10:07:36 -05:00
nfs4filelayout.h PNFS: set the default DS timeout to 60 seconds 2013-02-28 17:35:00 -08:00
nfs4filelayoutdev.c NFSv4.1: Cleanup move session slot management to fs/nfs/nfs4session.c 2012-12-06 00:30:45 +01:00
nfs4getroot.c NFSv4: fs/nfs/nfs4getroot.c needs to include "internal.h" 2012-10-16 12:37:59 -04:00
nfs4namespace.c nfs: Show original device name verbatim in /proc/*/mount{s,info} 2012-10-31 16:26:26 -04:00
nfs4proc.c NFSv4.1: LAYOUTGET EDELAY loops timeout to the MDS 2013-02-28 17:41:35 -08:00
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: Ensure delegation recall and byte range lock removal don't conflict 2013-02-11 15:33:13 -05:00
nfs4super.c NFS: Ensure that we always drop inodes that have been marked as stale 2012-12-14 14:36:36 -05:00
nfs4sysctl.c nfs: include nfs4_fh.h in nfs4sysctl.c 2012-10-02 08:17:03 -07:00
nfs4xdr.c Merge branch 'bugfixes' into nfs-for-next 2012-12-11 09:16:26 -05:00
nfsroot.c SUNRPC/NFS: Add Kbuild dependencies for NFS_DEBUG/RPC_DEBUG 2012-03-20 13:08:26 -04:00
pagelist.c NFS: Clean up helper function nfs4_select_rw_stateid() 2012-09-28 16:03:04 -04:00
pnfs_dev.c NFSv4.1: pNFS data servers may be temporarily offline 2012-09-28 16:03:09 -04:00
pnfs.c NFSv4.1: LAYOUTGET EDELAY loops timeout to the MDS 2013-02-28 17:41:35 -08:00
pnfs.h pnfs: fix resend_to_mds for directio 2013-02-24 10:07:36 -05:00
proc.c SUNRPC handle EKEYEXPIRED in call_refreshresult 2012-12-12 15:36:02 -05:00
read.c NFS: Ensure that we free the rpc_task after read and write cleanups are done 2013-01-04 12:59:10 -05:00
super.c Revert "NFS: add nfs_sb_deactive_async to avoid deadlock" 2013-02-01 10:13:48 -05:00
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: Ensure that we free the rpc_task after read and write cleanups are done 2013-01-04 12:59:10 -05:00