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authormav <mav@FreeBSD.org>2015-10-05 11:49:02 +0000
committermav <mav@FreeBSD.org>2015-10-05 11:49:02 +0000
commitd0ad6bdc5ec19db36977ed4eeffe21f7461ee162 (patch)
tree34a20cb558aa9bf9d4d3d3642b2f1f5bd2c9bd7e /sys/cam
parentd7b02ef70de1cfa8b23924cbaa2f1caf6dc6963c (diff)
downloadFreeBSD-src-d0ad6bdc5ec19db36977ed4eeffe21f7461ee162.zip
FreeBSD-src-d0ad6bdc5ec19db36977ed4eeffe21f7461ee162.tar.gz
MFC r288450: Make zero WUT use WRITE SAME with recently allowed NDOB flag.
Diffstat (limited to 'sys/cam')
-rw-r--r--sys/cam/ctl/ctl_tpc.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/sys/cam/ctl/ctl_tpc.c b/sys/cam/ctl/ctl_tpc.c
index 33c7db8..6aa2080 100644
--- a/sys/cam/ctl/ctl_tpc.c
+++ b/sys/cam/ctl/ctl_tpc.c
@@ -1295,7 +1295,6 @@ complete:
ctl_free_io(tio->io);
free(tio, M_CTL);
}
- free(list->buf, M_CTL);
if (list->abort) {
ctl_set_task_aborted(list->ctsio);
return (CTL_RETVAL_ERROR);
@@ -1311,7 +1310,6 @@ complete:
}
dstblock = list->lun->be_lun->blocksize;
- list->buf = malloc(dstblock, M_CTL, M_WAITOK | M_ZERO);
TAILQ_INIT(&run);
prun = &run;
list->tbdio = 1;
@@ -1328,9 +1326,9 @@ complete:
TAILQ_INSERT_TAIL(&list->allio, tiow, links);
tiow->io = tpcl_alloc_io();
ctl_scsi_write_same(tiow->io,
- /*data_ptr*/ list->buf,
- /*data_len*/ dstblock,
- /*byte2*/ 0,
+ /*data_ptr*/ NULL,
+ /*data_len*/ 0,
+ /*byte2*/ SWS_NDOB,
/*lba*/ scsi_8btou64(list->range[r].lba),
/*num_blocks*/ len,
/*tag_type*/ CTL_TAG_SIMPLE,
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