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9688 aggsum_fini leaks memory

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illumos/illumos-gate@29bf2d68be

Reviewed by: Serapheim Dimitropoulos <serapheim.dimitro@delphix.com>
Reviewed by: Matt Ahrens <matt@delphix.com>
Reviewed by: Prashanth Sreenivasa <pks@delphix.com>
Reviewed by: Jorgen Lundman <lundman@lundman.net>
Reviewed by: Igor Kozhukhov <igor@dilos.org>
Approved by: Robert Mustacchi <rm@joyent.com>
Author:     Paul Dagnelie <pcd@delphix.com>
This commit is contained in:
Alexander Motin 2019-06-03 17:11:26 +00:00
parent af9de5b9f4
commit 08bd25db92
2 changed files with 16 additions and 2 deletions
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3
uts/common/fs/zfs/aggsum.c
View File

@ -13,7 +13,7 @@
* CDDL HEADER END
*/
/*
* Copyright (c) 2017 by Delphix. All rights reserved.
* Copyright (c) 2017, 2018 by Delphix. All rights reserved.
*/
#include <sys/zfs_context.h>
@ -99,6 +99,7 @@ aggsum_fini(aggsum_t *as)
{
for (int i = 0; i < as->as_numbuckets; i++)
mutex_destroy(&as->as_buckets[i].asc_lock);
kmem_free(as->as_buckets, as->as_numbuckets * sizeof (aggsum_bucket_t));
mutex_destroy(&as->as_lock);
}

15
uts/common/fs/zfs/arc.c
View File

@ -6159,6 +6159,14 @@ arc_state_fini(void)
multilist_destroy(arc_mru_ghost->arcs_list[ARC_BUFC_DATA]);
multilist_destroy(arc_mfu->arcs_list[ARC_BUFC_DATA]);
multilist_destroy(arc_mfu_ghost->arcs_list[ARC_BUFC_DATA]);
aggsum_fini(&arc_meta_used);
aggsum_fini(&arc_size);
aggsum_fini(&astat_data_size);
aggsum_fini(&astat_metadata_size);
aggsum_fini(&astat_hdr_size);
aggsum_fini(&astat_other_size);
aggsum_fini(&astat_l2_hdr_size);
}
uint64_t
@ -6328,8 +6336,13 @@ arc_fini(void)
mutex_destroy(&arc_adjust_lock);
cv_destroy(&arc_adjust_waiters_cv);
arc_state_fini();
/*
* buf_fini() must proceed arc_state_fini() because buf_fin() may
* trigger the release of kmem magazines, which can callback to
* arc_space_return() which accesses aggsums freed in act_state_fini().
*/
buf_fini();
arc_state_fini();
ASSERT0(arc_loaned_bytes);
}