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OpenZFS 7867 - ARC space accounting leak

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Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: Dan Kimmel <dan.kimmel@delphix.com>
Reviewed-by: George Melikov <mail@gmelikov.ru>
Reviewed-by: Giuseppe Di Natale <dinatale2@llnl.gov>
Reviewed-by: Tim Chase <tim@chase2k.com>
Ported-by: Brian Behlendorf <behlendorf1@llnl.gov>

OpenZFS-issue: https://www.illumos.org/issues/7867
OpenZFS-commit: https://github.com/openzfs/openzfs/commit/aa1f740d
Closes #5874
This commit is contained in:
Andriy Gapon 2017-02-27 14:47:33 -08:00 committed by Brian Behlendorf
parent db4ed56538
commit 423e7b6261
1 changed files with 6 additions and 0 deletions
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6
module/zfs/arc.c
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@ -2510,6 +2510,12 @@ arc_hdr_free_on_write(arc_buf_hdr_t *hdr)
size, hdr);
}
(void) refcount_remove_many(&state->arcs_size, size, hdr);
if (type == ARC_BUFC_METADATA) {
arc_space_return(size, ARC_SPACE_META);
} else {
ASSERT(type == ARC_BUFC_DATA);
arc_space_return(size, ARC_SPACE_DATA);
}
l2arc_free_abd_on_write(hdr->b_l1hdr.b_pabd, size, type);
}