[3.16.y-ckt stable] Patch "storvsc: Set the SRB flags correctly when no data transfer is needed" has been added to staging queue
Luis Henriques
luis.henriques at canonical.com
Thu Jun 4 13:09:28 UTC 2015
This is a note to let you know that I have just added a patch titled
storvsc: Set the SRB flags correctly when no data transfer is needed
to the linux-3.16.y-queue branch of the 3.16.y-ckt extended stable tree
which can be found at:
http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-3.16.y-queue
This patch is scheduled to be released in version 3.16.7-ckt13.
If you, or anyone else, feels it should not be added to this tree, please
reply to this email.
For more information about the 3.16.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable
Thanks.
-Luis
------
>From 32bfef861cbd559d5289bc667cf8434ea4a06dc6 Mon Sep 17 00:00:00 2001
From: "K. Y. Srinivasan" <kys at microsoft.com>
Date: Fri, 1 May 2015 11:03:02 -0700
Subject: storvsc: Set the SRB flags correctly when no data transfer is needed
commit dc45708ca9988656d706940df5fd102672c5de92 upstream.
Set the SRB flags correctly when there is no data transfer. Without this
change some IHV drivers will fail valid commands such as TEST_UNIT_READY.
Signed-off-by: K. Y. Srinivasan <kys at microsoft.com>
Reviewed-by: Long Li <longli at microsoft.com>
Signed-off-by: James Bottomley <JBottomley at Odin.com>
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
---
drivers/scsi/storvsc_drv.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
index 97892f258043..3bb6646bb406 100644
--- a/drivers/scsi/storvsc_drv.c
+++ b/drivers/scsi/storvsc_drv.c
@@ -1625,8 +1625,7 @@ static int storvsc_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *scmnd)
break;
default:
vm_srb->data_in = UNKNOWN_TYPE;
- vm_srb->win8_extension.srb_flags |= (SRB_FLAGS_DATA_IN |
- SRB_FLAGS_DATA_OUT);
+ vm_srb->win8_extension.srb_flags |= SRB_FLAGS_NO_DATA_TRANSFER;
break;
}
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