diff mbox

[PULL,43/76] block/iscsi: store DPOFUA bit from the modesense command

Message ID 1430233258-31807-44-git-send-email-kwolf@redhat.com
State New
Headers show

Commit Message

Kevin Wolf April 28, 2015, 3 p.m. UTC 
From: Peter Lieven <pl@kamp.de>

Signed-off-by: Peter Lieven <pl@kamp.de>
Message-id: 1429193313-4263-5-git-send-email-pl@kamp.de
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 block/iscsi.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox

Patch

diff --git a/block/iscsi.c b/block/iscsi.c
index 221c9fc..237faa1 100644
--- a/block/iscsi.c
+++ b/block/iscsi.c
@@ -66,6 +66,7 @@  typedef struct IscsiLun {
     bool write_protected;
     bool lbpme;
     bool lbprz;
+    bool dpofua;
     bool has_write_same;
 } IscsiLun;
 
@@ -1258,6 +1259,7 @@  static void iscsi_modesense_sync(IscsiLun *iscsilun)
     struct scsi_task *task;
     struct scsi_mode_sense *ms = NULL;
     iscsilun->write_protected = false;
+    iscsilun->dpofua = false;
 
     task = iscsi_modesense6_sync(iscsilun->iscsi, iscsilun->lun,
                                  1, SCSI_MODESENSE_PC_CURRENT,
@@ -1279,6 +1281,7 @@  static void iscsi_modesense_sync(IscsiLun *iscsilun)
         goto out;
     }
     iscsilun->write_protected = ms->device_specific_parameter & 0x80;
+    iscsilun->dpofua          = ms->device_specific_parameter & 0x10;
 
 out:
     if (task) {