From: Oleg Drokin <green@linuxhacker.ru>
To: Trond Myklebust <trond.myklebust@primarydata.com>
Cc: anna.schumaker@netapp.com, linux-nfs@vger.kernel.org
Subject: Re: [PATCH v6 00/29] Fix delegation behaviour when server revokes some state
Date: Tue, 20 Sep 2016 18:06:46 -0400 [thread overview]
Message-ID: <C5E6E9A2-24B0-4D4B-A82A-706A89E23D24@linuxhacker.ru> (raw)
In-Reply-To: <1474390571-17106-1-git-send-email-trond.myklebust@primarydata.com>
On Sep 20, 2016, at 12:55 PM, Trond Myklebust wrote:
> According to RFC5661, if any of the SEQUENCE status bits
> SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED,
> SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED, SEQ4_STATUS_ADMIN_STATE_REVOKED,
> or SEQ4_STATUS_RECALLABLE_STATE_REVOKED are set, then we need to use
> TEST_STATEID to figure out which stateids have been revoked, so we
> can acknowledge the loss of state using FREE_STATEID.
>
> While we already do this for open and lock state, we have not been doing
> so for all the delegations.
>
> v2: nfs_v4_2_minor_ops needs to set .test_and_free_expired too
> v3: Now with added lock revoke fixes and close/delegreturn/locku fixes
> v4: Close a bunch of corner cases
> v5: Report revoked delegations as invalid in nfs_have_delegation()
> Fix an infinite loop in nfs_reap_expired_delegations.
> Fixes for other looping behaviour
> v6: Fix nfs4_do_handle_exception to handle all stateids, not just delegations
> Stable fix for nfs4_copy_delegation_stateid
> Marked fix "NFSv4: Don't report revoked delegations as valid in
> nfs_have_delegation" for stable.
> Stable fix for the inode mode/fileid corruption
>
> Trond Myklebust (29):
> NFSv4.1: Don't deadlock the state manager on the SEQUENCE status flags
> NFS: Fix inode corruption in nfs_prime_dcache()
> NFSv4: Don't report revoked delegations as valid in
> nfs_have_delegation()
> NFSv4: nfs4_copy_delegation_stateid() must fail if the delegation is
> invalid
> NFSv4.1: Don't check delegations that are already marked as revoked
> NFSv4.1: Allow test_stateid to handle session errors without waiting
> NFSv4.1: Add a helper function to deal with expired stateids
> NFSv4.x: Allow callers of nfs_remove_bad_delegation() to specify a
> stateid
> NFSv4.1: Test delegation stateids when server declares "some state
> revoked"
> NFSv4.1: Deal with server reboots during delegation expiration
> recovery
> NFSv4.1: Don't recheck delegations that have already been checked
> NFSv4.1: Allow revoked stateids to skip the call to TEST_STATEID
> NFSv4.1: Ensure we always run TEST/FREE_STATEID on locks
> NFSv4.1: FREE_STATEID can be asynchronous
> NFSv4.1: Ensure we call FREE_STATEID if needed on
> close/delegreturn/locku
> NFSv4: Ensure we don't re-test revoked and freed stateids
> NFSv4: nfs_inode_find_delegation_state_and_recover() should check all
> stateids
> NFSv4: nfs4_handle_delegation_recall_error() handle expiration as
> revoke case
> NFSv4: nfs4_handle_setlk_error() handle expiration as revoke case
> NFSv4.1: nfs4_layoutget_handle_exception handle revoked state
> NFSv4: Pass the stateid to the exception handler in
> nfs4_read/write_done_cb
> NFSv4: Fix a race in nfs_inode_reclaim_delegation()
> NFSv4: Fix a race when updating an open_stateid
> NFS: Always call nfs_inode_find_state_and_recover() when revoking a
> delegation
> NFSv4: nfs4_do_handle_exception() handle revoke/expiry of a single
> stateid
> NFSv4: Don't test open_stateid unless it is set
> NFSv4: Mark the lock and open stateids as invalid after freeing them
> NFSv4: Open state recovery must account for file permission changes
> NFSv4: Fix retry issues with nfs41_test/free_stateid
This one seems to fail in multiple ways.
This is applied on top of Linus' tree commit d2ffb0103aaefa9b169da042cf39ce27bfb6cdbb
One is similar to what we saw before:
[12374.572987] --> nfs41_call_sync_prepare data->seq_server ffff8800af6e3000
[12374.572988] --> nfs41_setup_sequence
[12374.572989] --> nfs4_alloc_slot used_slots=0000 highest_used=4294967295 max_slots=31
[12374.572990] <-- nfs4_alloc_slot used_slots=0001 highest_used=0 slotid=0
[12374.572991] <-- nfs41_setup_sequence slotid=0 seqid=3873200
[12374.572998] encode_sequence: sessionid=1474402413:3:4:0 seqid=3873200 slotid=0 max_slotid=0 cache_this=1
[12374.573228] --> nfs4_alloc_slot used_slots=0001 highest_used=0 max_slots=31
[12374.573229] <-- nfs4_alloc_slot used_slots=0003 highest_used=1 slotid=1
[12374.573230] nfs4_free_slot: slotid 1 highest_used_slotid 0
[12374.573231] nfs41_sequence_process: Error 0 free the slot
[12374.573232] nfs4_free_slot: slotid 0 highest_used_slotid 4294967295
[12374.573252] --> nfs_put_client({2})
[12374.573257] --> nfs41_call_sync_prepare data->seq_server ffff8800af6e3000
[12374.573258] --> nfs41_setup_sequence
[12374.573259] --> nfs4_alloc_slot used_slots=0000 highest_used=4294967295 max_slots=31
[12374.573260] <-- nfs4_alloc_slot used_slots=0001 highest_used=0 slotid=0
[12374.573261] <-- nfs41_setup_sequence slotid=0 seqid=3873201
[12374.573268] encode_sequence: sessionid=1474402413:3:4:0 seqid=3873201 slotid=0 max_slotid=0 cache_this=1
[12374.573525] --> nfs4_alloc_slot used_slots=0001 highest_used=0 max_slots=31
[12374.573526] <-- nfs4_alloc_slot used_slots=0003 highest_used=1 slotid=1
[12374.573527] nfs4_free_slot: slotid 1 highest_used_slotid 0
[12374.573527] nfs41_sequence_process: Error 0 free the slot
[12374.573529] nfs4_free_slot: slotid 0 highest_used_slotid 4294967295
[12374.573548] --> nfs_put_client({2})
[12374.573554] --> nfs41_call_sync_prepare data->seq_server ffff8800af6e3000
[12374.573555] --> nfs41_setup_sequence
[12374.573556] --> nfs4_alloc_slot used_slots=0000 highest_used=4294967295 max_slots=31
[12374.573557] <-- nfs4_alloc_slot used_slots=0001 highest_used=0 slotid=0
[12374.573558] <-- nfs41_setup_sequence slotid=0 seqid=3873202
[12374.573565] encode_sequence: sessionid=1474402413:3:4:0 seqid=3873202 slotid=0 max_slotid=0 cache_this=1
[12374.573794] --> nfs4_alloc_slot used_slots=0001 highest_used=0 max_slots=31
[12374.573795] <-- nfs4_alloc_slot used_slots=0003 highest_used=1 slotid=1
[12374.573796] nfs4_free_slot: slotid 1 highest_used_slotid 0
[12374.573797] nfs41_sequence_process: Error 0 free the slot
[12374.573798] nfs4_free_slot: slotid 0 highest_used_slotid 4294967295
[12374.573818] --> nfs_put_client({2})
[12374.573823] --> nfs41_call_sync_prepare data->seq_server ffff8800af6e3000
[12374.573824] --> nfs41_setup_sequence
[12374.573825] --> nfs4_alloc_slot used_slots=0000 highest_used=4294967295 max_slots=31
[12374.573826] <-- nfs4_alloc_slot used_slots=0001 highest_used=0 slotid=0
[12374.573827] <-- nfs41_setup_sequence slotid=0 seqid=3873203
[12374.573835] encode_sequence: sessionid=1474402413:3:4:0 seqid=3873203 slotid=0 max_slotid=0 cache_this=1
[12374.574103] --> nfs4_alloc_slot used_slots=0001 highest_used=0 max_slots=31
[12374.574104] <-- nfs4_alloc_slot used_slots=0003 highest_used=1 slotid=1
[12374.574105] nfs4_free_slot: slotid 1 highest_used_slotid 0
[12374.574106] nfs41_sequence_process: Error 0 free the slot
[12374.574108] nfs4_free_slot: slotid 0 highest_used_slotid 4294967295
[12374.574128] --> nfs_put_client({2})
Then there are crashes/warnings, I have 4 starting with same warning, here's a sample:
[ 7338.195888] ------------[ cut here ]------------
[ 7338.210606] WARNING: CPU: 5 PID: 2310872 at /home/green/bk/linux-test/fs/dcache.c:768 dput+0x31f/0x410
[ 7338.211548] Modules linked in: loop rpcsec_gss_krb5 acpi_cpufreq tpm_tis tpm_tis_core joydev tpm i2c_piix4 pcspkr virtio_console nfsd ttm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm serio_raw floppy
[ 7338.213209] CPU: 5 PID: 2310872 Comm: ls Not tainted 4.8.0-rc7-vm-nfst+ #38
[ 7338.213707] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.8.2-20150714_191134- 04/01/2014
[ 7338.214614] 0000000000000286 0000000073f54649 ffff8800ab0039b0 ffffffff814ad883
[ 7338.215510] 0000000000000000 0000000000000000 ffff8800ab0039f0 ffffffff8108a0ab
[ 7338.217487] 000003005b1bdb20 ffff880060b2d090 ffffffff81c6e4f8 ffffffff81291fa7
[ 7338.218415] Call Trace:
[ 7338.219158] [<ffffffff814ad883>] dump_stack+0x86/0xc3
[ 7338.219608] [<ffffffff8108a0ab>] __warn+0xcb/0xf0
[ 7338.220109] [<ffffffff81291fa7>] ? dput+0x37/0x410
[ 7338.220558] [<ffffffff8108a1dd>] warn_slowpath_null+0x1d/0x20
[ 7338.230497] [<ffffffff8129228f>] dput+0x31f/0x410
[ 7338.230961] [<ffffffff81291fa7>] ? dput+0x37/0x410
[ 7338.231450] [<ffffffff81294bbb>] ? d_lookup+0x9b/0xe0
[ 7338.231913] [<ffffffff8138875b>] nfs_prime_dcache+0x16b/0x330
[ 7338.232416] [<ffffffff81388d22>] nfs_readdir_page_filler+0x222/0x430
[ 7338.232903] [<ffffffff813891f2>] nfs_readdir_xdr_to_array+0x2c2/0x450
[ 7338.233423] [<ffffffff81108c08>] ? rcu_read_lock_sched_held+0x8/0x80
[ 7338.233914] [<ffffffff813893a0>] nfs_readdir_filler+0x20/0x90
[ 7338.234424] [<ffffffff811d088c>] do_read_cache_page+0x15c/0x2d0
[ 7338.234908] [<ffffffff810db0c5>] ? wake_up_bit+0x25/0x30
[ 7338.235754] [<ffffffff81389380>] ? nfs_readdir_xdr_to_array+0x450/0x450
[ 7338.236238] [<ffffffff811d0a1c>] read_cache_page+0x1c/0x20
[ 7338.236746] [<ffffffff81389f52>] nfs_readdir+0x182/0x7e0
[ 7338.237205] [<ffffffff8104c1a5>] ? kvm_sched_clock_read+0x25/0x40
[ 7338.237736] [<ffffffff8101fb79>] ? sched_clock+0x9/0x10
[ 7338.238205] [<ffffffff813c77d0>] ? nfs4_xdr_dec_lookup_root+0xb0/0xb0
[ 7338.238728] [<ffffffff8128c9e1>] iterate_dir+0x181/0x1b0
[ 7338.239191] [<ffffffff8128cefc>] SyS_getdents+0x9c/0x130
[ 7338.240175] [<ffffffff8128cc60>] ? fillonedir+0x100/0x100
[ 7338.240694] [<ffffffff8189f03c>] entry_SYSCALL_64_fastpath+0x1f/0xbd
[ 7338.241216] ---[ end trace 650001f792293ddc ]---
[ 7338.241712] ------------[ cut here ]------------
[ 7338.377788] WARNING: CPU: 6 PID: 2310872 at /home/green/bk/linux-test/fs/dcache.c:304 dentry_free+0x7d/0x80
[ 7338.377801] Modules linked in: loop rpcsec_gss_krb5 acpi_cpufreq tpm_tis tpm_tis_core joydev tpm i2c_piix4 pcspkr virtio_console nfsd ttm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm serio_raw floppy
[ 7338.377803] CPU: 6 PID: 2310872 Comm: ls Tainted: G W 4.8.0-rc7-vm-nfst+ #38
[ 7338.377804] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.8.2-20150714_191134- 04/01/2014
[ 7338.377807] 0000000000000286 0000000073f54649 ffff8800ab003970 ffffffff814ad883
[ 7338.377809] 0000000000000000 0000000000000000 ffff8800ab0039b0 ffffffff8108a0ab
[ 7338.377811] 0000013000000246 ffff880060b2d000 ffff88000d822000 ffff880060b2d090
[ 7338.377811] Call Trace:
[ 7338.377815] [<ffffffff814ad883>] dump_stack+0x86/0xc3
[ 7338.377817] [<ffffffff8108a0ab>] __warn+0xcb/0xf0
[ 7338.377819] [<ffffffff8108a1dd>] warn_slowpath_null+0x1d/0x20
[ 7338.377821] [<ffffffff8128fbad>] dentry_free+0x7d/0x80
[ 7338.377822] [<ffffffff812902cd>] __dentry_kill+0x10d/0x160
[ 7338.377824] [<ffffffff81291fa7>] ? dput+0x37/0x410
[ 7338.377825] [<ffffffff81292259>] dput+0x2e9/0x410
[ 7338.377826] [<ffffffff81291fa7>] ? dput+0x37/0x410
[ 7338.377830] [<ffffffff8138875b>] nfs_prime_dcache+0x16b/0x330
[ 7338.377833] [<ffffffff81388d22>] nfs_readdir_page_filler+0x222/0x430
[ 7338.377835] [<ffffffff813891f2>] nfs_readdir_xdr_to_array+0x2c2/0x450
[ 7338.377839] [<ffffffff81108c08>] ? rcu_read_lock_sched_held+0x8/0x80
[ 7338.377841] [<ffffffff813893a0>] nfs_readdir_filler+0x20/0x90
[ 7338.377843] [<ffffffff811d088c>] do_read_cache_page+0x15c/0x2d0
[ 7338.377845] [<ffffffff810db0c5>] ? wake_up_bit+0x25/0x30
[ 7338.377847] [<ffffffff81389380>] ? nfs_readdir_xdr_to_array+0x450/0x450
[ 7338.377849] [<ffffffff811d0a1c>] read_cache_page+0x1c/0x20
[ 7338.377851] [<ffffffff81389f52>] nfs_readdir+0x182/0x7e0
[ 7338.377853] [<ffffffff8104c1a5>] ? kvm_sched_clock_read+0x25/0x40
[ 7338.377855] [<ffffffff8101fb79>] ? sched_clock+0x9/0x10
[ 7338.377857] [<ffffffff813c77d0>] ? nfs4_xdr_dec_lookup_root+0xb0/0xb0
[ 7338.377859] [<ffffffff8128c9e1>] iterate_dir+0x181/0x1b0
[ 7338.377860] [<ffffffff8128cefc>] SyS_getdents+0x9c/0x130
[ 7338.377862] [<ffffffff8128cc60>] ? fillonedir+0x100/0x100
[ 7338.377865] [<ffffffff8189f03c>] entry_SYSCALL_64_fastpath+0x1f/0xbd
[ 7338.377867] ---[ end trace 650001f792293ddd ]---
[ 7338.439443] BUG: spinlock bad magic on CPU#1, ls/2310745
[ 7338.439452] general protection fault: 0000 [#1] SMP DEBUG_PAGEALLOC
[ 7338.439461] Modules linked in: loop rpcsec_gss_krb5 acpi_cpufreq tpm_tis tpm_tis_core joydev tpm i2c_piix4 pcspkr virtio_console nfsd ttm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm serio_raw floppy
[ 7338.439463] CPU: 1 PID: 2310745 Comm: ls Tainted: G W 4.8.0-rc7-vm-nfst+ #38
[ 7338.439464] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.8.2-20150714_191134- 04/01/2014
[ 7338.439465] task: ffff8800abc28880 task.stack: ffff88005d39c000
[ 7338.439470] RIP: 0010:[<ffffffff810eede1>] [<ffffffff810eede1>] spin_dump+0x51/0xd0
[ 7338.439471] RSP: 0018:ffff88005d39f930 EFLAGS: 00010202
[ 7338.439472] RAX: 000000000000002c RBX: 6b6b6b6b6b6b6b6b RCX: ffff8800abc28880
[ 7338.439472] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000296
[ 7338.439473] RBP: ffff88005d39f940 R08: 0000000000000001 R09: 000000006b6b6b6b
[ 7338.439474] R10: 0000000000000001 R11: 00000000000338e4 R12: ffff880060b2d090
[ 7338.439475] R13: 00000000e430028f R14: ffff880060b2d130 R15: ffff880060b2d090
[ 7338.439476] FS: 00007fbeab953800(0000) GS:ffff8800b8400000(0000) knlGS:0000000000000000
[ 7338.439477] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 7338.439478] CR2: 00007f7e27b90008 CR3: 000000005df9a000 CR4: 00000000000006e0
[ 7338.439481] Stack:
[ 7338.439483] ffff880060b2d090 0000000000000000 ffff88005d39f958 ffffffff810ef093
[ 7338.439485] ffff880060b2d090 ffff88005d39f970 ffffffff8189e6d7 ffff880060b2d090
[ 7338.439487] ffff88005d39f990 ffffffff814bd1cd ffff88000d822000 ffffffff833a1478
[ 7338.439487] Call Trace:
[ 7338.439491] [<ffffffff810ef093>] do_raw_spin_unlock+0x63/0xc0
[ 7338.439494] [<ffffffff8189e6d7>] _raw_spin_unlock+0x27/0x40
[ 7338.439496] [<ffffffff814bd1cd>] lockref_get_not_dead+0x3d/0x50
[ 7338.439499] [<ffffffff812941de>] d_alloc_parallel+0x27e/0x950
[ 7338.439502] [<ffffffff813887e6>] ? nfs_prime_dcache+0x1f6/0x330
[ 7338.439504] [<ffffffff81294bbb>] ? d_lookup+0x9b/0xe0
[ 7338.439506] [<ffffffff813887e6>] nfs_prime_dcache+0x1f6/0x330
[ 7338.439508] [<ffffffff81388d22>] nfs_readdir_page_filler+0x222/0x430
[ 7338.439511] [<ffffffff813891f2>] nfs_readdir_xdr_to_array+0x2c2/0x450
[ 7338.439514] [<ffffffff81108c08>] ? rcu_read_lock_sched_held+0x8/0x80
[ 7338.439516] [<ffffffff813893a0>] nfs_readdir_filler+0x20/0x90
[ 7338.439518] [<ffffffff811d088c>] do_read_cache_page+0x15c/0x2d0
[ 7338.439520] [<ffffffff810db0c5>] ? wake_up_bit+0x25/0x30
[ 7338.439522] [<ffffffff81389380>] ? nfs_readdir_xdr_to_array+0x450/0x450
[ 7338.439523] [<ffffffff811d0a1c>] read_cache_page+0x1c/0x20
[ 7338.439525] [<ffffffff81389f52>] nfs_readdir+0x182/0x7e0
[ 7338.439528] [<ffffffff8104c1a5>] ? kvm_sched_clock_read+0x25/0x40
[ 7338.439530] [<ffffffff8101fb79>] ? sched_clock+0x9/0x10
[ 7338.439533] [<ffffffff813c77d0>] ? nfs4_xdr_dec_lookup_root+0xb0/0xb0
[ 7338.439534] [<ffffffff8128c9e1>] iterate_dir+0x181/0x1b0
[ 7338.439536] [<ffffffff8128cefc>] SyS_getdents+0x9c/0x130
[ 7338.439537] [<ffffffff8128cc60>] ? fillonedir+0x100/0x100
[ 7338.439539] [<ffffffff8189f03c>] entry_SYSCALL_64_fastpath+0x1f/0xbd
[ 7338.439560] Code: 44 8b 80 80 08 00 00 48 8d 88 b8 0a 00 00 48 c7 c7 a8 a5 c4 81 65 8b 15 56 b3 f1 7e e8 75 e4 0d 00 48 85 db 45 8b 4c 24 08 74 6a <44> 8b 83 80 08 00 00 48 8d 8b b8 0a 00 00 41 8b 54 24 04 4c 89
[ 7338.439562] RIP [<ffffffff810eede1>] spin_dump+0x51/0xd0
[ 7338.439563] RSP <ffff88005d39f930>
dcache.c:768 is:
WARN_ON(d_in_lookup(dentry));
And two softlockups that start with the same warning, so I guess they are the same.
>
> fs/nfs/delegation.c | 212 ++++++++++++++++--
> fs/nfs/delegation.h | 8 +-
> fs/nfs/dir.c | 14 +-
> fs/nfs/flexfilelayout/flexfilelayout.c | 2 +-
> fs/nfs/nfs4_fs.h | 5 +-
> fs/nfs/nfs4proc.c | 378 +++++++++++++++++++++++----------
> fs/nfs/nfs4session.h | 1 +
> fs/nfs/nfs4state.c | 76 +++++--
> include/linux/nfs4.h | 1 +
> 9 files changed, 538 insertions(+), 159 deletions(-)
>
> --
> 2.7.4
next prev parent reply other threads:[~2016-09-20 22:07 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-20 16:55 [PATCH v6 00/29] Fix delegation behaviour when server revokes some state Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 01/29] NFSv4.1: Don't deadlock the state manager on the SEQUENCE status flags Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 02/29] NFS: Fix inode corruption in nfs_prime_dcache() Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 03/29] NFSv4: Don't report revoked delegations as valid in nfs_have_delegation() Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 04/29] NFSv4: nfs4_copy_delegation_stateid() must fail if the delegation is invalid Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 05/29] NFSv4.1: Don't check delegations that are already marked as revoked Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 06/29] NFSv4.1: Allow test_stateid to handle session errors without waiting Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 07/29] NFSv4.1: Add a helper function to deal with expired stateids Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 08/29] NFSv4.x: Allow callers of nfs_remove_bad_delegation() to specify a stateid Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 09/29] NFSv4.1: Test delegation stateids when server declares "some state revoked" Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 10/29] NFSv4.1: Deal with server reboots during delegation expiration recovery Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 11/29] NFSv4.1: Don't recheck delegations that have already been checked Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 12/29] NFSv4.1: Allow revoked stateids to skip the call to TEST_STATEID Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 13/29] NFSv4.1: Ensure we always run TEST/FREE_STATEID on locks Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 14/29] NFSv4.1: FREE_STATEID can be asynchronous Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 15/29] NFSv4.1: Ensure we call FREE_STATEID if needed on close/delegreturn/locku Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 16/29] NFSv4: Ensure we don't re-test revoked and freed stateids Trond Myklebust
2016-09-20 16:55 ` [PATCH v6 17/29] NFSv4: nfs_inode_find_delegation_state_and_recover() should check all stateids Trond Myklebust
2016-09-20 16:56 ` [PATCH v6 18/29] NFSv4: nfs4_handle_delegation_recall_error() handle expiration as revoke case Trond Myklebust
2016-09-20 16:56 ` [PATCH v6 19/29] NFSv4: nfs4_handle_setlk_error() " Trond Myklebust
2016-09-20 16:56 ` [PATCH v6 20/29] NFSv4.1: nfs4_layoutget_handle_exception handle revoked state Trond Myklebust
2016-09-20 16:56 ` [PATCH v6 21/29] NFSv4: Pass the stateid to the exception handler in nfs4_read/write_done_cb Trond Myklebust
2016-09-20 16:56 ` [PATCH v6 22/29] NFSv4: Fix a race in nfs_inode_reclaim_delegation() Trond Myklebust
2016-09-20 16:56 ` [PATCH v6 23/29] NFSv4: Fix a race when updating an open_stateid Trond Myklebust
2016-09-20 16:56 ` [PATCH v6 24/29] NFS: Always call nfs_inode_find_state_and_recover() when revoking a delegation Trond Myklebust
2016-09-20 16:56 ` [PATCH v6 25/29] NFSv4: nfs4_do_handle_exception() handle revoke/expiry of a single stateid Trond Myklebust
2016-09-20 16:56 ` [PATCH v6 26/29] NFSv4: Don't test open_stateid unless it is set Trond Myklebust
2016-09-20 16:56 ` [PATCH v6 27/29] NFSv4: Mark the lock and open stateids as invalid after freeing them Trond Myklebust
2016-09-20 16:56 ` [PATCH v6 28/29] NFSv4: Open state recovery must account for file permission changes Trond Myklebust
2016-09-20 16:56 ` [PATCH v6 29/29] NFSv4: Fix retry issues with nfs41_test/free_stateid Trond Myklebust
2016-09-21 16:03 ` [PATCH v6 12/29] NFSv4.1: Allow revoked stateids to skip the call to TEST_STATEID Anna Schumaker
2016-09-21 16:39 ` Trond Myklebust
2016-09-20 22:06 ` Oleg Drokin [this message]
[not found] ` <104E1824-0235-41DF-AA9D-5C3F5560CA57@primarydata.com>
2016-09-21 1:07 ` [PATCH v6 00/29] Fix delegation behaviour when server revokes some state Oleg Drokin
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