nfsd4: give out delegations more quickly in 4.1 case

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
J. Bruce Fields 2010-12-10 19:02:49 -05:00
parent 229b2a0839
commit 14a24e99f4

View File

@ -2627,6 +2627,19 @@ nfs4_set_claim_prev(struct nfsd4_open *open)
open->op_stateowner->so_client->cl_firststate = 1;
}
/* Should we give out recallable state?: */
static bool nfsd4_cb_channel_good(struct nfs4_client *clp)
{
if (clp->cl_cb_state == NFSD4_CB_UP)
return true;
/*
* In the sessions case, since we don't have to establish a
* separate connection for callbacks, we assume it's OK
* until we hear otherwise:
*/
return clp->cl_minorversion && clp->cl_cb_state == NFSD4_CB_UNKNOWN;
}
/*
* Attempt to hand out a delegation.
*/
@ -2635,11 +2648,11 @@ nfs4_open_delegation(struct svc_fh *fh, struct nfsd4_open *open, struct nfs4_sta
{
struct nfs4_delegation *dp;
struct nfs4_stateowner *sop = stp->st_stateowner;
/* XXX: or unknown and nfsv4.1: */
int cb_up = (sop->so_client->cl_cb_state == NFSD4_CB_UP);
int cb_up;
struct file_lock *fl;
int status, flag = 0;
cb_up = nfsd4_cb_channel_good(sop->so_client);
flag = NFS4_OPEN_DELEGATE_NONE;
open->op_recall = 0;
switch (open->op_claim_type) {