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path: root/fs/nfsd/nfs4state.c
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Diffstat (limited to 'fs/nfsd/nfs4state.c')
-rw-r--r--fs/nfsd/nfs4state.c29
1 files changed, 28 insertions, 1 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 04a395fb5dc..9192e5b35f4 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -1422,7 +1422,34 @@ nfsd4_destroy_session(struct svc_rqst *r,
struct nfsd4_compound_state *cstate,
struct nfsd4_destroy_session *sessionid)
{
- return -1; /* stub */
+ struct nfsd4_session *ses;
+ u32 status = nfserr_badsession;
+
+ /* Notes:
+ * - The confirmed nfs4_client->cl_sessionid holds destroyed sessinid
+ * - Should we return nfserr_back_chan_busy if waiting for
+ * callbacks on to-be-destroyed session?
+ * - Do we need to clear any callback info from previous session?
+ */
+
+ dump_sessionid(__func__, &sessionid->sessionid);
+ spin_lock(&sessionid_lock);
+ ses = find_in_sessionid_hashtbl(&sessionid->sessionid);
+ if (!ses) {
+ spin_unlock(&sessionid_lock);
+ goto out;
+ }
+
+ unhash_session(ses);
+ spin_unlock(&sessionid_lock);
+
+ /* wait for callbacks */
+ shutdown_callback_client(ses->se_client);
+ nfsd4_put_session(ses);
+ status = nfs_ok;
+out:
+ dprintk("%s returns %d\n", __func__, ntohl(status));
+ return status;
}
__be32