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Move linux specific mmp module_param_call handler to platform code

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Reviewed-by: Ryan Moeller <ryan@ixsystems.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Matt Macy <mmacy@FreeBSD.org>
Closes #9465
This commit is contained in:
Matthew Macy 2019-10-16 18:37:31 -07:00 committed by Brian Behlendorf
parent cf2eba666e
commit 0e939e434a
3 changed files with 47 additions and 28 deletions
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1
module/os/linux/zfs/Makefile.in
View File

@ -10,6 +10,7 @@ endif
ccflags-y += -I@abs_top_srcdir@/module/os/linux/zfs
$(MODULE)-objs += ../os/linux/zfs/abd.o
$(MODULE)-objs += ../os/linux/zfs/mmp_os.o
$(MODULE)-objs += ../os/linux/zfs/policy.o
$(MODULE)-objs += ../os/linux/zfs/trace.o
$(MODULE)-objs += ../os/linux/zfs/qat.o

46
module/os/linux/zfs/mmp_os.c Normal file
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@ -0,0 +1,46 @@
/*
* 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 http://www.opensolaris.org/os/licensing.
* 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>
static int
param_set_multihost_interval(const char *val, zfs_kernel_param_t *kp)
{
int ret;
ret = param_set_ulong(val, kp);
if (ret < 0)
return (ret);
if (spa_mode_global != 0)
mmp_signal_all_threads();
return (ret);
}
module_param_call(zfs_multihost_interval, param_set_multihost_interval,
param_get_ulong, &zfs_multihost_interval, 0644);
MODULE_PARM_DESC(zfs_multihost_interval,
"Milliseconds between mmp writes to each leaf");

28
module/zfs/mmp.c
View File

@ -716,36 +716,8 @@ mmp_signal_all_threads(void)
mutex_exit(&spa_namespace_lock);
}
#if defined(_KERNEL)
static int
param_set_multihost_interval(const char *val, zfs_kernel_param_t *kp)
{
int ret;
ret = param_set_ulong(val, kp);
if (ret < 0)
return (ret);
if (spa_mode_global != 0)
mmp_signal_all_threads();
return (ret);
}
#endif
/* BEGIN CSTYLED */
#if defined(_KERNEL)
module_param_call(zfs_multihost_interval, param_set_multihost_interval,
param_get_ulong, &zfs_multihost_interval, 0644);
MODULE_PARM_DESC(zfs_multihost_interval,
"Milliseconds between mmp writes to each leaf");
#endif
ZFS_MODULE_PARAM(zfs_multihost, zfs_multihost_, fail_intervals, UINT, ZMOD_RW,
"Max allowed period without a successful mmp write");
ZFS_MODULE_PARAM(zfs_multihost, zfs_multihost_, import_intervals, UINT, ZMOD_RW,
"Number of zfs_multihost_interval periods to wait for activity");
/* END CSTYLED */