FreeBSD/Linux Kernel Cross Reference
sys/contrib/openzfs/module/os/linux/zfs/mmp_os.c

     /*
      * CDDL HEADER START
      *
      * The contents of this file are subject to the terms of the
      * Common Development and Distribution License (the "License").
      * You may not use this file except in compliance with the License.
      *
      * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      * or https://opensource.org/licenses/CDDL-1.0.
     * See the License for the specific language governing permissions
     * and limitations under the License.
     *
     * When distributing Covered Code, include this CDDL HEADER in each
     * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     * If applicable, add the following below this CDDL HEADER, with the
     * fields enclosed by brackets "[]" replaced with your own identifying
     * information: Portions Copyright [yyyy] [name of copyright owner]
     *
     * CDDL HEADER END
     */
    /*
     * Copyright (c) 2017 by Lawrence Livermore National Security, LLC.
     */
    
    #include <sys/zfs_context.h>
    #include <sys/mmp.h>
    
    int
    param_set_multihost_interval(const char *val, zfs_kernel_param_t *kp)
    {
            int ret;
    
            ret = spl_param_set_u64(val, kp);
            if (ret < 0)
                    return (ret);
    
            if (spa_mode_global != SPA_MODE_UNINIT)
                    mmp_signal_all_threads();
    
            return (ret);
    }

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