Re: [PATCH v6 0/9] nfsd: more delegation fixes to prepare for client_mutex removal

["J. Bruce Fields" <bfields@fieldses.org>]

OK, these look good to me, thanks!  Applied.--b.

On Fri, Jul 25, 2014 at 07:34:18AM -0400, Jeff Layton wrote:
> v6:
> - rebase on top of patches that change how struct nfs4_file is hashed
> 
> - add patch to remove the dl_fh field from struct nfs4_delegation
> 
> - fix a bug in forget_delegations fault injector
> 
> - update some changelogs to be more descriptive
> 
> v5:
> - fix spinlocking in block_delegations. Lock should be held around all
>   of the set_bit calls so we don't race with the swap of the two
>   fields.
> 
> - eliminate destroy_revoked_delegation (just use nfs4_put_delegation)
> 
> - eliminate unneeded NULL pointer check in nfs4_setlease
> 
> v4:
> - close more potential races in setlease code, and fix some bugs in
>   error handling in that code.
> 
> - clean up delegation setting functions, eliminating unused arguments
>   and avoiding allocations when there has already been a delegation
>   break
> 
> - add separate spinlock for block_delegations/delegation_blocked code
> 
> v3:
> - use alternate method for checking for delegation break races after
>   getting a lease (just check fi_had_conflict instead)
> 
> - drop file_has_lease patch -- no longer needed
> 
> - move cl_revoked handling patch into this set. It means altering a
>   few of the later patches, but it keeps the set more topically
>   coherent
> 
> v2:
> - move remove_stid call from nfs4_free_stid and into callers
> 
> Hopefully this series won't need much introduction now. This is the
> delegation rework to prepare for client_mutex removal, now rebased on
> top of the changes to nfs4_file hashing.
> 
> Jeff Layton (7):
>   nfsd: fully unhash delegations when revoking them
>   nfsd: ensure that clp->cl_revoked list is protected by clp->cl_lock
>   nfsd: drop unused stp arg to alloc_init_deleg
>   nfsd: clean up arguments to nfs4_open_delegation
>   nfsd: clean up nfs4_set_delegation
>   nfsd: give block_delegation and delegation_blocked its own spinlock
>   nfsd: remove dl_fh field from struct nfs4_delegation
> 
> Trond Myklebust (2):
>   nfsd: simplify stateid allocation and file handling
>   nfsd: Convert delegation counter to an atomic_long_t type
> 
>  fs/nfsd/nfs4callback.c |   2 +-
>  fs/nfsd/nfs4state.c    | 180 +++++++++++++++++++++++++++----------------------
>  fs/nfsd/state.h        |   1 -
>  3 files changed, 99 insertions(+), 84 deletions(-)
> 
> -- 
> 1.9.3
>