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authorChuck Lever <chuck.lever@oracle.com>2018-08-16 12:06:09 -0400
committerJ. Bruce Fields <bfields@redhat.com>2018-08-22 18:32:07 -0400
commita26dd64f5477968d730cf92868b4092314b8e45e (patch)
treed01052a0ea3958cb88210aebfc906ff8d651de40 /fs/nfsd
parentcb25e7b293ec5cd82bc958a6c89dadeb198504b4 (diff)
nfsd: Remove callback_cred
Clean up: The global callback_cred is no longer used, so it can be removed. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4callback.c20
-rw-r--r--fs/nfsd/nfs4state.c10
-rw-r--r--fs/nfsd/state.h2
3 files changed, 2 insertions, 30 deletions
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index ba8e902ec4ad..601bf33c26a0 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -746,26 +746,6 @@ static int max_cb_time(struct net *net)
return max(nn->nfsd4_lease/10, (time_t)1) * HZ;
}
-static struct rpc_cred *callback_cred;
-
-int set_callback_cred(void)
-{
- if (callback_cred)
- return 0;
- callback_cred = rpc_lookup_machine_cred("nfs");
- if (!callback_cred)
- return -ENOMEM;
- return 0;
-}
-
-void cleanup_callback_cred(void)
-{
- if (callback_cred) {
- put_rpccred(callback_cred);
- callback_cred = NULL;
- }
-}
-
static struct rpc_cred *get_backchannel_cred(struct nfs4_client *clp, struct rpc_clnt *client, struct nfsd4_session *ses)
{
if (clp->cl_minorversion == 0) {
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 3322fe35a8fe..b0ca0efd2875 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -7231,14 +7231,10 @@ nfs4_state_start(void)
{
int ret;
- ret = set_callback_cred();
- if (ret)
- return ret;
-
laundry_wq = alloc_workqueue("%s", WQ_UNBOUND, 0, "nfsd4");
if (laundry_wq == NULL) {
ret = -ENOMEM;
- goto out_cleanup_cred;
+ goto out;
}
ret = nfsd4_create_callback_queue();
if (ret)
@@ -7249,8 +7245,7 @@ nfs4_state_start(void)
out_free_laundry:
destroy_workqueue(laundry_wq);
-out_cleanup_cred:
- cleanup_callback_cred();
+out:
return ret;
}
@@ -7287,7 +7282,6 @@ nfs4_state_shutdown(void)
{
destroy_workqueue(laundry_wq);
nfsd4_destroy_callback_queue();
- cleanup_callback_cred();
}
static void
diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h
index f3772ea8ba0d..0b15dac7e609 100644
--- a/fs/nfsd/state.h
+++ b/fs/nfsd/state.h
@@ -617,8 +617,6 @@ extern struct nfs4_client_reclaim *nfsd4_find_reclaim_client(const char *recdir,
struct nfsd_net *nn);
extern __be32 nfs4_check_open_reclaim(clientid_t *clid,
struct nfsd4_compound_state *cstate, struct nfsd_net *nn);
-extern int set_callback_cred(void);
-extern void cleanup_callback_cred(void);
extern void nfsd4_probe_callback(struct nfs4_client *clp);
extern void nfsd4_probe_callback_sync(struct nfs4_client *clp);
extern void nfsd4_change_callback(struct nfs4_client *clp, struct nfs4_cb_conn *);