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Make module tunables cross platform

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Adds ZFS_MODULE_PARAM to abstract module parameter
setting to operating systems other than Linux.

Reviewed-by: Jorgen Lundman <lundman@lundman.net>
Reviewed-by: Igor Kozhukhov <igor@dilos.org>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Matt Macy <mmacy@FreeBSD.org>
Signed-off-by: Ryan Moeller <ryan@ixsystems.com>
Closes #9230
This commit is contained in:
Matthew Macy
2019-09-05 14:49:49 -07:00
committed by Brian Behlendorf
parent 65a91b166e
commit 03fdcb9adc
43 changed files with 544 additions and 660 deletions
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module/zfs/spa_misc.c
+30 -35
View File
@@ -2710,8 +2710,6 @@ spa_suspend_async_destroy(spa_t *spa)
#if defined(_KERNEL)
#include <linux/mod_compat.h>
static int
param_set_deadman_failmode(const char *val, zfs_kernel_param_t *kp)
{
@@ -2800,6 +2798,8 @@ param_set_slop_shift(const char *buf, zfs_kernel_param_t *kp)
return (0);
}
#endif
/* Namespace manipulation */
EXPORT_SYMBOL(spa_lookup);
EXPORT_SYMBOL(spa_add);
@@ -2888,17 +2888,31 @@ EXPORT_SYMBOL(spa_suspend_async_destroy);
EXPORT_SYMBOL(spa_has_checkpoint);
EXPORT_SYMBOL(spa_top_vdevs_spacemap_addressable);
/* BEGIN CSTYLED */
module_param(zfs_flags, uint, 0644);
MODULE_PARM_DESC(zfs_flags, "Set additional debugging flags");
ZFS_MODULE_PARAM(zfs, zfs_, flags, UINT, ZMOD_RW,
"Set additional debugging flags");
module_param(zfs_recover, int, 0644);
MODULE_PARM_DESC(zfs_recover, "Set to attempt to recover from fatal errors");
ZFS_MODULE_PARAM(zfs, zfs_, recover, INT, ZMOD_RW,
"Set to attempt to recover from fatal errors");
module_param(zfs_free_leak_on_eio, int, 0644);
MODULE_PARM_DESC(zfs_free_leak_on_eio,
ZFS_MODULE_PARAM(zfs, zfs_, free_leak_on_eio, INT, ZMOD_RW,
"Set to ignore IO errors during free and permanently leak the space");
ZFS_MODULE_PARAM(zfs, zfs_, deadman_checktime_ms, ULONG, ZMOD_RW,
"Dead I/O check interval in milliseconds");
ZFS_MODULE_PARAM(zfs, zfs_, deadman_enabled, INT, ZMOD_RW,
"Enable deadman timer");
ZFS_MODULE_PARAM(zfs_spa, spa_, asize_inflation, INT, ZMOD_RW,
"SPA size estimate multiplication factor");
ZFS_MODULE_PARAM(zfs, zfs_, ddt_data_is_special, INT, ZMOD_RW,
"Place DDT data into the special class");
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,
@@ -2909,36 +2923,17 @@ module_param_call(zfs_deadman_ziotime_ms, param_set_deadman_ziotime,
MODULE_PARM_DESC(zfs_deadman_ziotime_ms,
"IO expiration time in milliseconds");
module_param(zfs_deadman_checktime_ms, ulong, 0644);
MODULE_PARM_DESC(zfs_deadman_checktime_ms,
"Dead I/O check interval in milliseconds");
module_param(zfs_deadman_enabled, int, 0644);
MODULE_PARM_DESC(zfs_deadman_enabled, "Enable deadman timer");
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");
module_param(spa_asize_inflation, int, 0644);
MODULE_PARM_DESC(spa_asize_inflation,
"SPA size estimate multiplication factor");
module_param_call(spa_slop_shift, param_set_slop_shift, param_get_int,
&spa_slop_shift, 0644);
&spa_slop_shift, 0644);
MODULE_PARM_DESC(spa_slop_shift, "Reserved free space in pool");
module_param(zfs_ddt_data_is_special, int, 0644);
MODULE_PARM_DESC(zfs_ddt_data_is_special,
"Place DDT data into the special class");
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
module_param(zfs_user_indirect_is_special, int, 0644);
MODULE_PARM_DESC(zfs_user_indirect_is_special,
"Place user data indirect blocks into the special class");
module_param(zfs_special_class_metadata_reserve_pct, int, 0644);
MODULE_PARM_DESC(zfs_special_class_metadata_reserve_pct,
/* BEGIN CSTYLED */
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 */
#endif