From 70ccfb3676918e20a2c83774d0242ad98b1f2f93 Mon Sep 17 00:00:00 2001 From: Fam Zheng Date: Fri, 4 Apr 2014 05:56:00 +0200 Subject: [PATCH 05/12] iscsi: recognize "invalid field" ASCQ from WRITE SAME command RH-Author: Fam Zheng Message-id: <1396590962-25815-6-git-send-email-famz@redhat.com> Patchwork-id: 58342 O-Subject: [RHEL-7 0day qemu-kvm PATCH 5/7] iscsi: recognize "invalid field" ASCQ from WRITE SAME command Bugzilla: 1090978 RH-Acked-by: Paolo Bonzini RH-Acked-by: Markus Armbruster RH-Acked-by: Kevin Wolf RH-Acked-by: Jeffrey Cody From: Paolo Bonzini Some targets may return "invalid field" as the ASCQ from WRITE SAME if they support the command only without the UNMAP field. Recognize that, and return ENOTSUP just like for "invalid operation code". Reviewed-by: Peter Lieven Signed-off-by: Paolo Bonzini (cherry picked from commit 27898a5daa4c6d28adb32b401a011d7198494482) Signed-off-by: Fam Zheng --- block/iscsi.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) Signed-off-by: Miroslav Rezanina --- block/iscsi.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/block/iscsi.c b/block/iscsi.c index 4a535e3..268da2f 100644 --- a/block/iscsi.c +++ b/block/iscsi.c @@ -1012,7 +1012,8 @@ retry: if (iTask.status == SCSI_STATUS_CHECK_CONDITION && iTask.task->sense.key == SCSI_SENSE_ILLEGAL_REQUEST && - iTask.task->sense.ascq == SCSI_SENSE_ASCQ_INVALID_OPERATION_CODE) { + (iTask.task->sense.ascq == SCSI_SENSE_ASCQ_INVALID_OPERATION_CODE || + iTask.task->sense.ascq == SCSI_SENSE_ASCQ_INVALID_FIELD_IN_CDB)) { /* WRITE SAME is not supported by the target */ iscsilun->has_write_same = false; scsi_free_scsi_task(iTask.task); -- 1.7.1