nlm_Free_All.c

Go to the documentation of this file.

/*
 * Copyright IBM Corporation, 2012
 *  Contributor: Frank Filz <ffilz@us.ibm.com>
 *
 * --------------------------
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 *
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#ifdef _SOLARIS
#include "solaris_port.h"
#endif

#include <stdio.h>
#include <string.h>
#include <pthread.h>
#include "ganesha_rpc.h"
#include "log.h"
#include "nlm4.h"
#include "sal_functions.h"
#include "nfs_proto_functions.h"
#include "nlm_util.h"

int nlm4_Free_All(nfs_arg_t *parg,
                  exportlist_t *pexport,
                  fsal_op_context_t *pcontext,
                  nfs_worker_data_t *pworker,
                  struct svc_req *preq,
                  nfs_res_t *pres)
{
  nlm4_free_allargs  * arg = &parg->arg_nlm4_free_allargs;
  state_status_t       state_status = STATE_SUCCESS;
  state_nsm_client_t * nsm_client;

  LogDebug(COMPONENT_NLM,
           "REQUEST PROCESSING: Calling nlm4_Free_All for %s",
           arg->name);

  nsm_client = get_nsm_client(CARE_NOT, preq->rq_xprt, arg->name);
  if(nsm_client != NULL)
    {
      /* NLM_FREE_ALL has the same semantics as handling SM_NOTIFY.
       *
       * Cast the state number into a state pointer to protect
       * locks from a client that has rebooted from being released
       * by this NLM_FREE_ALL.
       */
      if(state_nlm_notify(nsm_client,
                          (void *) (ptrdiff_t) arg->state,
                          &state_status) != STATE_SUCCESS)
        {
          /* NLM_FREE_ALL has void result so all we can do is log error */
          LogWarn(COMPONENT_NLM,
                  "NLM_FREE_ALL failed with result %s",
                  state_err_str(state_status));
        }

      dec_nsm_client_ref(nsm_client);
    }

  LogDebug(COMPONENT_NLM,
           "REQUEST RESULT: nlm4_Free_All DONE");

  return NFS_REQ_OK;
}

void nlm4_Free_All_Free(nfs_res_t * pres)
{
  return;
}