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Factor Linux specific code out of spa_misc.c 

Move these Linux module parameter get/set helpers in to
platform specific code.

Reviewed-by: Igor Kozhukhov <igor@dilos.org>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Ryan Moeller <ryan@ixsystems.com>
Signed-off-by: Matt Macy <mmacy@FreeBSD.org>
Closes #9457
This commit is contained in:
Matthew Macy 2019-10-31 09:52:22 -07:00 committed by Brian Behlendorf
parent 936e2d6d3e
commit 2a3aa5a109
6 changed files with 125 additions and 77 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/os/linux/kernel/linux/mod_compat.h
View File

@ -53,6 +53,7 @@ enum scope_prefix_types {
zfs_condense,
zfs_dbuf,
zfs_dbuf_cache,
zfs_deadman,
zfs_l2arc,
zfs_livelist,
zfs_livelist_condense,
@ -71,6 +72,7 @@ enum scope_prefix_types {
zfs_vdev_mirror,
zfs_zio,
zfs_zil,
spa
};
/*

5
include/sys/spa.h
View File

@ -1171,6 +1171,11 @@ extern int spa_wait_tag(const char *name, zpool_wait_activity_t activity,
extern void spa_notify_waiters(spa_t *spa);
extern void spa_wake_waiters(spa_t *spa);
/* module param call functions */
int param_set_deadman_ziotime(const char *val, zfs_kernel_param_t *kp);
int param_set_deadman_synctime(const char *val, zfs_kernel_param_t *kp);
int param_set_slop_shift(const char *buf, zfs_kernel_param_t *kp);
#ifdef ZFS_DEBUG
#define dprintf_bp(bp, fmt, ...) do { \
if (zfs_flags & ZFS_DEBUG_DPRINTF) { \

2
include/sys/spa_impl.h
View File

@ -433,7 +433,7 @@ struct spa {
};
extern char *spa_config_path;
extern int spa_slop_shift;
extern void spa_taskq_dispatch_ent(spa_t *spa, zio_type_t t, zio_taskq_type_t q,
task_func_t *func, void *arg, uint_t flags, taskq_ent_t *ent);
extern void spa_taskq_dispatch_sync(spa_t *, zio_type_t t, zio_taskq_type_t q,

1
module/os/linux/zfs/Makefile.in
View File

@ -17,6 +17,7 @@ $(MODULE)-objs += ../os/linux/zfs/trace.o
$(MODULE)-objs += ../os/linux/zfs/qat.o
$(MODULE)-objs += ../os/linux/zfs/qat_compress.o
$(MODULE)-objs += ../os/linux/zfs/qat_crypt.o
$(MODULE)-objs += ../os/linux/zfs/spa_misc_os.o
$(MODULE)-objs += ../os/linux/zfs/spa_stats.o
$(MODULE)-objs += ../os/linux/zfs/vdev_disk.o
$(MODULE)-objs += ../os/linux/zfs/vdev_file.o

105
module/os/linux/zfs/spa_misc_os.c Normal file
View File

@ -0,0 +1,105 @@
/*
* 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) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2011, 2019 by Delphix. All rights reserved.
* Copyright 2015 Nexenta Systems, Inc. All rights reserved.
* Copyright (c) 2014 Spectra Logic Corporation, All rights reserved.
* Copyright 2013 Saso Kiselkov. All rights reserved.
* Copyright (c) 2017 Datto Inc.
* Copyright (c) 2017, Intel Corporation.
*/
#include <sys/zfs_context.h>
#include <sys/spa_impl.h>
#include <sys/spa.h>
#include <sys/txg.h>
#include <sys/unique.h>
#include <sys/dsl_pool.h>
#include <sys/dsl_dir.h>
#include <sys/dsl_prop.h>
#include <sys/fm/util.h>
#include <sys/dsl_scan.h>
#include <sys/fs/zfs.h>
#include <sys/kstat.h>
#include "zfs_prop.h"
int
param_set_deadman_ziotime(const char *val, zfs_kernel_param_t *kp)
{
spa_t *spa = NULL;
int error;
error = param_set_ulong(val, kp);
if (error < 0)
return (SET_ERROR(error));
if (spa_mode_global != 0) {
mutex_enter(&spa_namespace_lock);
while ((spa = spa_next(spa)) != NULL)
spa->spa_deadman_ziotime =
MSEC2NSEC(zfs_deadman_ziotime_ms);
mutex_exit(&spa_namespace_lock);
}
return (0);
}
int
param_set_deadman_synctime(const char *val, zfs_kernel_param_t *kp)
{
spa_t *spa = NULL;
int error;
error = param_set_ulong(val, kp);
if (error < 0)
return (SET_ERROR(error));
if (spa_mode_global != 0) {
mutex_enter(&spa_namespace_lock);
while ((spa = spa_next(spa)) != NULL)
spa->spa_deadman_synctime =
MSEC2NSEC(zfs_deadman_synctime_ms);
mutex_exit(&spa_namespace_lock);
}
return (0);
}
int
param_set_slop_shift(const char *buf, zfs_kernel_param_t *kp)
{
unsigned long val;
int error;
error = kstrtoul(buf, 0, &val);
if (error)
return (SET_ERROR(error));
if (val < 1 || val > 31)
return (SET_ERROR(-EINVAL));
error = param_set_int(buf, kp);
if (error < 0)
return (SET_ERROR(error));
return (0);
}

87
module/zfs/spa_misc.c
View File

@ -2733,69 +2733,6 @@ param_set_deadman_failmode(const char *val, zfs_kernel_param_t *kp)
return (param_set_charp(val, kp));
}
static int
param_set_deadman_ziotime(const char *val, zfs_kernel_param_t *kp)
{
spa_t *spa = NULL;
int error;
error = param_set_ulong(val, kp);
if (error < 0)
return (SET_ERROR(error));
if (spa_mode_global != 0) {
mutex_enter(&spa_namespace_lock);
while ((spa = spa_next(spa)) != NULL)
spa->spa_deadman_ziotime =
MSEC2NSEC(zfs_deadman_ziotime_ms);
mutex_exit(&spa_namespace_lock);
}
return (0);
}
static int
param_set_deadman_synctime(const char *val, zfs_kernel_param_t *kp)
{
spa_t *spa = NULL;
int error;
error = param_set_ulong(val, kp);
if (error < 0)
return (SET_ERROR(error));
if (spa_mode_global != 0) {
mutex_enter(&spa_namespace_lock);
while ((spa = spa_next(spa)) != NULL)
spa->spa_deadman_synctime =
MSEC2NSEC(zfs_deadman_synctime_ms);
mutex_exit(&spa_namespace_lock);
}
return (0);
}
static int
param_set_slop_shift(const char *buf, zfs_kernel_param_t *kp)
{
unsigned long val;
int error;
error = kstrtoul(buf, 0, &val);
if (error)
return (SET_ERROR(error));
if (val < 1 || val > 31)
return (SET_ERROR(-EINVAL));
error = param_set_int(buf, kp);
if (error < 0)
return (SET_ERROR(error));
return (0);
}
#endif
/* Namespace manipulation */
@ -2911,26 +2848,24 @@ ZFS_MODULE_PARAM(zfs, zfs_, user_indirect_is_special, INT, ZMOD_RW,
"Place user data indirect blocks into the special class");
#ifdef _KERNEL
module_param_call(zfs_deadman_synctime_ms, param_set_deadman_synctime,
param_get_ulong, &zfs_deadman_synctime_ms, 0644);
MODULE_PARM_DESC(zfs_deadman_synctime_ms,
"Pool sync expiration time in milliseconds");
module_param_call(zfs_deadman_ziotime_ms, param_set_deadman_ziotime,
param_get_ulong, &zfs_deadman_ziotime_ms, 0644);
MODULE_PARM_DESC(zfs_deadman_ziotime_ms,
"IO expiration time in milliseconds");
ZFS_MODULE_PARAM_CALL(zfs_spa, spa_, slop_shift, param_set_slop_shift,
param_get_int, ZMOD_RW, "Reserved free space in pool");
module_param_call(zfs_deadman_failmode, param_set_deadman_failmode,
param_get_charp, &zfs_deadman_failmode, 0644);
MODULE_PARM_DESC(zfs_deadman_failmode, "Failmode for deadman timer");
#endif
/* BEGIN CSTYLED */
ZFS_MODULE_PARAM_CALL(zfs_deadman, zfs_deadman_, synctime_ms,
param_set_deadman_synctime, param_get_ulong, ZMOD_RW,
"Pool sync expiration time in milliseconds");
ZFS_MODULE_PARAM_CALL(zfs_deadman, zfs_deadman_, ziotime_ms,
param_set_deadman_ziotime, param_get_ulong, ZMOD_RW,
"IO expiration time in milliseconds");
ZFS_MODULE_PARAM(zfs, zfs_, special_class_metadata_reserve_pct, INT, ZMOD_RW,
"Small file blocks in special vdevs depends on this much "
"free space available");
/* END CSTYLED */
ZFS_MODULE_PARAM_CALL(spa, spa_, slop_shift, param_set_slop_shift,
param_get_int, ZMOD_RW, "Reserved free space in pool");