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| author | Alexandros Batsakis <batsakis@netapp.com> | 2009-12-05 13:20:52 -0500 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2009-12-05 13:20:52 -0500 |
| commit | c79571a508801e055a0be583d6dc70bddad7bb64 (patch) | |
| tree | a5000c191610376a01f12ac54c08d3c1adcf5bea /fs | |
| parent | b4a6f4966efc7e70dc8d8a9e60744de6845b14bf (diff) | |
| download | linux-c79571a508801e055a0be583d6dc70bddad7bb64.tar.gz linux-c79571a508801e055a0be583d6dc70bddad7bb64.tar.bz2 linux-c79571a508801e055a0be583d6dc70bddad7bb64.zip | |
nfs4: V2 return/expire delegations depending on their type
Signed-off-by: Alexandros Batsakis <batsakis@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/delegation.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c index 6fc9fe0af3d0..98dbc8f5ced8 100644 --- a/fs/nfs/delegation.c +++ b/fs/nfs/delegation.c @@ -385,29 +385,43 @@ void nfs_super_return_all_delegations(struct super_block *sb) nfs4_schedule_state_manager(clp); } -static void nfs_client_mark_return_all_delegations(struct nfs_client *clp) +static +void nfs_client_mark_return_all_delegation_types(struct nfs_client *clp, fmode_t flags) { struct nfs_delegation *delegation; rcu_read_lock(); list_for_each_entry_rcu(delegation, &clp->cl_delegations, super_list) { - nfs_mark_return_delegation(clp, delegation); + if ((delegation->type == (FMODE_READ|FMODE_WRITE)) && !(flags & FMODE_WRITE)) + continue; + if (delegation->type & flags) + nfs_mark_return_delegation(clp, delegation); } rcu_read_unlock(); } +static void nfs_client_mark_return_all_delegations(struct nfs_client *clp) +{ + nfs_client_mark_return_all_delegation_types(clp, FMODE_READ|FMODE_WRITE); +} + static void nfs_delegation_run_state_manager(struct nfs_client *clp) { if (test_bit(NFS4CLNT_DELEGRETURN, &clp->cl_state)) nfs4_schedule_state_manager(clp); } -void nfs_expire_all_delegations(struct nfs_client *clp) +static void nfs_expire_all_delegation_types(struct nfs_client *clp, fmode_t flags) { - nfs_client_mark_return_all_delegations(clp); + nfs_client_mark_return_all_delegation_types(clp, flags); nfs_delegation_run_state_manager(clp); } +void nfs_expire_all_delegations(struct nfs_client *clp) +{ + nfs_expire_all_delegation_types(clp, FMODE_READ|FMODE_WRITE); +} + /* * Return all delegations following an NFS4ERR_CB_PATH_DOWN error. */ |