From 5b6f569b5403bc351b9ff37e1c0822e78b6ecac5 Mon Sep 17 00:00:00 2001
From: Garrett D'Amore <garrett@nexenta.com>
Date: Mon, 2 May 2011 12:32:04 -0700
Subject: 975 disable disksort for SSDs Reviewed by: Jason King
 <jason.brian.king@gmail.com> Reviewed by: Rich Lowe <richlowe@richlowe.net>
 Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Dan McDonald
 <danmcd@nexenta.com>

---
 usr/src/uts/common/io/scsi/targets/sd.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'usr/src/uts/common/io/scsi')

diff --git a/usr/src/uts/common/io/scsi/targets/sd.c b/usr/src/uts/common/io/scsi/targets/sd.c
index 6ba7c4d7c1..fee26825ae 100644
--- a/usr/src/uts/common/io/scsi/targets/sd.c
+++ b/usr/src/uts/common/io/scsi/targets/sd.c
@@ -31674,6 +31674,8 @@ sd_check_solid_state(sd_ssc_t *ssc)
 			 */
 			if (inqb1[4] == 0 && inqb1[5] == 1) {
 				un->un_f_is_solid_state = TRUE;
+				/* solid state drives don't need disksort */
+				un->un_f_disksort_disabled = TRUE;
 			}
 			mutex_exit(SD_MUTEX(un));
 		} else if (rval != 0) {
-- 
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