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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/dsl_scan.c
+32 -44
View File
@@ -4205,74 +4205,62 @@ dsl_scan_freed(spa_t *spa, const blkptr_t *bp)
dsl_scan_freed_dva(spa, bp, i);
}
#if defined(_KERNEL)
/* CSTYLED */
module_param(zfs_scan_vdev_limit, ulong, 0644);
MODULE_PARM_DESC(zfs_scan_vdev_limit,
/* BEGIN CSTYLED */
ZFS_MODULE_PARAM(zfs, zfs_, scan_vdev_limit, ULONG, ZMOD_RW,
"Max bytes in flight per leaf vdev for scrubs and resilvers");
module_param(zfs_scrub_min_time_ms, int, 0644);
MODULE_PARM_DESC(zfs_scrub_min_time_ms, "Min millisecs to scrub per txg");
ZFS_MODULE_PARAM(zfs, zfs_, scrub_min_time_ms, INT, ZMOD_RW,
"Min millisecs to scrub per txg");
module_param(zfs_obsolete_min_time_ms, int, 0644);
MODULE_PARM_DESC(zfs_obsolete_min_time_ms, "Min millisecs to obsolete per txg");
ZFS_MODULE_PARAM(zfs, zfs_, obsolete_min_time_ms, INT, ZMOD_RW,
"Min millisecs to obsolete per txg");
module_param(zfs_free_min_time_ms, int, 0644);
MODULE_PARM_DESC(zfs_free_min_time_ms, "Min millisecs to free per txg");
ZFS_MODULE_PARAM(zfs, zfs_, free_min_time_ms, INT, ZMOD_RW,
"Min millisecs to free per txg");
module_param(zfs_resilver_min_time_ms, int, 0644);
MODULE_PARM_DESC(zfs_resilver_min_time_ms, "Min millisecs to resilver per txg");
ZFS_MODULE_PARAM(zfs, zfs_, resilver_min_time_ms, INT, ZMOD_RW,
"Min millisecs to resilver per txg");
module_param(zfs_scan_suspend_progress, int, 0644);
MODULE_PARM_DESC(zfs_scan_suspend_progress,
ZFS_MODULE_PARAM(zfs, zfs_, scan_suspend_progress, INT, ZMOD_RW,
"Set to prevent scans from progressing");
module_param(zfs_no_scrub_io, int, 0644);
MODULE_PARM_DESC(zfs_no_scrub_io, "Set to disable scrub I/O");
ZFS_MODULE_PARAM(zfs, zfs_, no_scrub_io, INT, ZMOD_RW,
"Set to disable scrub I/O");
module_param(zfs_no_scrub_prefetch, int, 0644);
MODULE_PARM_DESC(zfs_no_scrub_prefetch, "Set to disable scrub prefetching");
ZFS_MODULE_PARAM(zfs, zfs_, no_scrub_prefetch, INT, ZMOD_RW,
"Set to disable scrub prefetching");
/* CSTYLED */
module_param(zfs_async_block_max_blocks, ulong, 0644);
MODULE_PARM_DESC(zfs_async_block_max_blocks,
ZFS_MODULE_PARAM(zfs, zfs_, async_block_max_blocks, ULONG, ZMOD_RW,
"Max number of blocks freed in one txg");
module_param(zfs_free_bpobj_enabled, int, 0644);
MODULE_PARM_DESC(zfs_free_bpobj_enabled, "Enable processing of the free_bpobj");
ZFS_MODULE_PARAM(zfs, zfs_, free_bpobj_enabled, INT, ZMOD_RW,
"Enable processing of the free_bpobj");
module_param(zfs_scan_mem_lim_fact, int, 0644);
MODULE_PARM_DESC(zfs_scan_mem_lim_fact, "Fraction of RAM for scan hard limit");
ZFS_MODULE_PARAM(zfs, zfs_, scan_mem_lim_fact, INT, ZMOD_RW,
"Fraction of RAM for scan hard limit");
module_param(zfs_scan_issue_strategy, int, 0644);
MODULE_PARM_DESC(zfs_scan_issue_strategy,
"IO issuing strategy during scrubbing. 0 = default, 1 = LBA, 2 = size");
ZFS_MODULE_PARAM(zfs, zfs_, scan_issue_strategy, INT, ZMOD_RW,
"IO issuing strategy during scrubbing. "
"0 = default, 1 = LBA, 2 = size");
module_param(zfs_scan_legacy, int, 0644);
MODULE_PARM_DESC(zfs_scan_legacy, "Scrub using legacy non-sequential method");
ZFS_MODULE_PARAM(zfs, zfs_, scan_legacy, INT, ZMOD_RW,
"Scrub using legacy non-sequential method");
module_param(zfs_scan_checkpoint_intval, int, 0644);
MODULE_PARM_DESC(zfs_scan_checkpoint_intval,
ZFS_MODULE_PARAM(zfs, zfs_, scan_checkpoint_intval, INT, ZMOD_RW,
"Scan progress on-disk checkpointing interval");
/* CSTYLED */
module_param(zfs_scan_max_ext_gap, ulong, 0644);
MODULE_PARM_DESC(zfs_scan_max_ext_gap,
ZFS_MODULE_PARAM(zfs, zfs_, scan_max_ext_gap, ULONG, ZMOD_RW,
"Max gap in bytes between sequential scrub / resilver I/Os");
module_param(zfs_scan_mem_lim_soft_fact, int, 0644);
MODULE_PARM_DESC(zfs_scan_mem_lim_soft_fact,
ZFS_MODULE_PARAM(zfs, zfs_, scan_mem_lim_soft_fact, INT, ZMOD_RW,
"Fraction of hard limit used as soft limit");
module_param(zfs_scan_strict_mem_lim, int, 0644);
MODULE_PARM_DESC(zfs_scan_strict_mem_lim,
ZFS_MODULE_PARAM(zfs, zfs_, scan_strict_mem_lim, INT, ZMOD_RW,
"Tunable to attempt to reduce lock contention");
module_param(zfs_scan_fill_weight, int, 0644);
MODULE_PARM_DESC(zfs_scan_fill_weight,
ZFS_MODULE_PARAM(zfs, zfs_, scan_fill_weight, INT, ZMOD_RW,
"Tunable to adjust bias towards more filled segments during scans");
module_param(zfs_resilver_disable_defer, int, 0644);
MODULE_PARM_DESC(zfs_resilver_disable_defer,
ZFS_MODULE_PARAM(zfs, zfs_, resilver_disable_defer, INT, ZMOD_RW,
"Process all resilvers immediately");
#endif
/* END CSTYLED */