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In addition to r275481 allow threshold notifications work without UNMAP.

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While without UNMAP support there is not much initiator can do about it,
the administrator still better be notified about the storage overflow.

MFC after:	2 weeks
Sponsored by:	iXsystems, Inc.
This commit is contained in:
Alexander Motin 2014-12-05 13:30:45 +00:00
parent de29f585af
commit 85700d4d7d
1 changed files with 2 additions and 4 deletions
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6
sys/cam/ctl/ctl.c
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@ -4347,8 +4347,7 @@ ctl_init_log_page_index(struct ctl_lun *lun)
continue;
if (page_index->page_code == SLS_LOGICAL_BLOCK_PROVISIONING &&
((lun->be_lun->flags & CTL_LUN_FLAG_UNMAP) == 0 ||
lun->backend->lun_attr == NULL))
lun->backend->lun_attr == NULL)
continue;
if (page_index->page_code != prev) {
@ -10253,8 +10252,8 @@ ctl_inquiry_evpd_lbp(struct ctl_scsiio *ctsio, int alloc_len)
lbp_ptr->page_code = SVPD_LBP;
scsi_ulto2b(sizeof(*lbp_ptr) - 4, lbp_ptr->page_length);
lbp_ptr->threshold_exponent = CTL_LBP_EXPONENT;
if (lun != NULL && lun->be_lun->flags & CTL_LUN_FLAG_UNMAP) {
lbp_ptr->threshold_exponent = CTL_LBP_EXPONENT;
lbp_ptr->flags = SVPD_LBP_UNMAP | SVPD_LBP_WS16 |
SVPD_LBP_WS10 | SVPD_LBP_RZ | SVPD_LBP_ANC_SUP;
lbp_ptr->prov_type = SVPD_LBP_THIN;
@ -14002,7 +14001,6 @@ ctl_thresh_thread(void *arg)
be_lun = lun->be_lun;
if ((lun->flags & CTL_LUN_DISABLED) ||
(lun->flags & CTL_LUN_OFFLINE) ||
(be_lun->flags & CTL_LUN_FLAG_UNMAP) == 0 ||
lun->backend->lun_attr == NULL)
continue;
rwpage = &lun->mode_pages.rw_er_page[CTL_PAGE_CURRENT];