Author: mav
Date: Thu Oct 1 12:57:37 2015
New Revision: 288449
URL: https://svnweb.freebsd.org/changeset/base/288449
Log:
Implement SPC-3 exceptions to SPC-2 RESERVE and RELEASE behavior.
Modified:
head/sys/cam/ctl/ctl.c
Modified: head/sys/cam/ctl/ctl.c
==============================================================================
--- head/sys/cam/ctl/ctl.c Thu Oct 1 12:15:36 2015 (r288448)
+++ head/sys/cam/ctl/ctl.c Thu Oct 1 12:57:37 2015 (r288449)
@@ -5101,6 +5101,13 @@ ctl_scsi_reserve(struct ctl_scsiio *ctsi
ctl_set_reservation_conflict(ctsio);
goto bailout;
}
+
+ /* SPC-3 exceptions to SPC-2 RESERVE and RELEASE behavior. */
+ if (lun->flags & CTL_LUN_PR_RESERVED) {
+ ctl_set_success(ctsio);
+ goto bailout;
+ }
+
lun->flags |= CTL_LUN_RESERVED;
lun->res_idx = residx;
ctl_set_success(ctsio);
@@ -7624,7 +7631,8 @@ retry:
res_cap = (struct scsi_per_res_cap *)ctsio->kern_data_ptr;
scsi_ulto2b(sizeof(*res_cap), res_cap->length);
- res_cap->flags2 |= SPRI_TMV | SPRI_ALLOW_5;
+ res_cap->flags1 = SPRI_CRH;
+ res_cap->flags2 = SPRI_TMV | SPRI_ALLOW_5;
type_mask = SPRI_TM_WR_EX_AR |
SPRI_TM_EX_AC_RO |
SPRI_TM_WR_EX_RO |
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