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Unblock kstat.zfs.misc.dbufstats sysctls.

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It is not so much broken to hide it after we wasted time to collect it.

MFC after:	2 weeks
Sponsored by:	iXsystems, Inc.
This commit is contained in:
Alexander Motin 2020-02-03 17:10:40 +00:00
parent bcd1cf4f03
commit c68c82324f
1 changed files with 7 additions and 9 deletions
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16
sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c
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@ -747,6 +747,10 @@ dbuf_evict_thread(void *unused __unused)
(void) cv_timedwait_hires(&dbuf_evict_cv,
&dbuf_evict_lock, SEC2NSEC(1), MSEC2NSEC(1), 0);
CALLB_CPR_SAFE_END(&cpr, &dbuf_evict_lock);
#ifdef __FreeBSD__
if (dbuf_ksp != NULL)
dbuf_ksp->ks_update(dbuf_ksp, KSTAT_READ);
#endif
}
mutex_exit(&dbuf_evict_lock);
@ -880,18 +884,10 @@ dbuf_init(void)
dbuf_cache_evict_thread = thread_create(NULL, 0, dbuf_evict_thread,
NULL, 0, &p0, TS_RUN, minclsyspri);
#ifdef __linux__
/*
* XXX FreeBSD's SPL lacks KSTAT_TYPE_NAMED support - TODO
*/
dbuf_ksp = kstat_create("zfs", 0, "dbufstats", "misc",
KSTAT_TYPE_NAMED, sizeof (dbuf_stats) / sizeof (kstat_named_t),
KSTAT_FLAG_VIRTUAL);
if (dbuf_ksp != NULL) {
dbuf_ksp->ks_data = &dbuf_stats;
dbuf_ksp->ks_update = dbuf_kstat_update;
kstat_install(dbuf_ksp);
for (i = 0; i < DN_MAX_LEVELS; i++) {
snprintf(dbuf_stats.cache_levels[i].name,
KSTAT_STRLEN, "cache_level_%d", i);
@ -902,8 +898,10 @@ dbuf_init(void)
dbuf_stats.cache_levels_bytes[i].data_type =
KSTAT_DATA_UINT64;
}
dbuf_ksp->ks_data = &dbuf_stats;
dbuf_ksp->ks_update = dbuf_kstat_update;
kstat_install(dbuf_ksp);
}
#endif
}
void