Re: [PATCH v2 0/8] nfsd: more delegation fixes to prepare for client_mutex removal

[Jeff Layton <jeff.layton@primarydata.com>]

On Wed, 16 Jul 2014 10:31:55 -0400
Jeff Layton <jlayton@primarydata.com> wrote:

> Here's a respin of the delegation fixes that I sent yesterday. The main
> change is to move the remove_stid calls into the caller in the second
> patch instead of keeping it in nfs4_free_stid, per Christoph's
> suggestion.
> 
> Unfortunately, that causes a pile of merge conflicts in the later
> patches, so I need to resend the whole set.
> 
> I also include the patch that converts the num_delegations counter to an
> atomic_long_t, as I missed that in the earlier series.
> 
> There is one more patch that fixes up handling of the cl_revoked list
> that comes later, but it can't easily be moved here as it depends on
> some locking changes that come later.
> 
> Jeff Layton (6):
>   nfsd: eliminate nfsd4_init_callback
>   nfsd: Avoid taking state_lock while holding inode lock in
>     nfsd_break_one_deleg
>   nfsd: nfs4_alloc_init_lease should take a nfs4_file arg
>   locks: add file_has_lease to prevent delegation break races
>   nfsd: Protect the nfs4_file delegation fields using the fi_lock
>   nfsd: Fix delegation revocation
> 
> Trond Myklebust (4):
>   nfsd: Ensure stateids remain unique until they are freed
>   nfsd: Move the delegation reference counter into the struct nfs4_stid
>   nfsd: Simplify stateid management
>   nfsd: Convert delegation counter to an atomic_long_t type
> 
>  fs/locks.c             |  26 +++++++
>  fs/nfsd/nfs4callback.c |  23 ++++--
>  fs/nfsd/nfs4state.c    | 197 +++++++++++++++++++++++++++++++------------------
>  fs/nfsd/state.h        |   7 +-
>  include/linux/fs.h     |   6 ++
>  5 files changed, 179 insertions(+), 80 deletions(-)
> 

Sorry...obviously the subject here should have read "0/10" and not "0/8".

-- 
Jeff Layton <jlayton@primarydata.com>