On Tue, Jun 06, 2017 at 12:07:10PM -0600, Robert LeBlanc wrote:
> This patchset enables iSCSI offload drivers to have access to the iface
> information provided by iscsid. This allows users to have more control
> of how the driver connects to the iSCSI target. iSER is updated to use
> iface.ipaddress to set the source IP address if configured. This allows
> iSER to use multiple ports on the same network or in more complicated
> routed configurations.
> 
> Since there is already a change to the function parameters, dst_addr
> is upgraded to sockaddr_storage so that it is more future proof and makes
> the size of the struct static and not dependent on checking the SA_FAMILY.
> 
> This is dependent on updates to Open-iSCSI.

Hi Robert,

I don't think that passing the iface_rec structure directly from the
iscsid internals into a netlink message is a good way to go about this.
It's really big, there's an embedded list_head with user address
pointers that needs to be left out, and there are 32/64-bit layout
differences.

Let me take a look at how you're proposing using this info for iSER, if
it makes sense I think we should come up with a better designed
structure for passing the information.

Thanks,
Chris
 
> Robert LeBlanc (7):
>   scsi/scsi_transport_iscsi: Add iface struct to kernel.
>   scsi/scsi_transport_iscsi: Update ep_connect to include iface.
>   ib/iSER: Add binding to source IP address.
>   scsi/be2iscsi: Update beiscsi_ep_connect to accept iface and
>     sockaddr_storage.
>   scsi/bnx2i: Update bnx2i_ep_connect to accept iface and
>     sockaddr_storage.
>   scsi/cxgbi: Update cxgbi_ep_connect to accept iface and
>     sockaddr_storage.
>   scsi/qla4xxx: Update qla4xxx_ep_connect to accept iface and
>     sockaddr_storage.
> 
>  drivers/infiniband/ulp/iser/iscsi_iser.c     |  33 +++++++--
>  drivers/infiniband/ulp/iser/iscsi_iser.h     |   4 +-
>  drivers/infiniband/ulp/iser/iser_initiator.c |   1 +
>  drivers/infiniband/ulp/iser/iser_memory.c    |   1 +
>  drivers/infiniband/ulp/iser/iser_verbs.c     |   8 ++-
>  drivers/scsi/be2iscsi/be_cmds.c              |   1 +
>  drivers/scsi/be2iscsi/be_iscsi.c             |   8 ++-
>  drivers/scsi/be2iscsi/be_iscsi.h             |   5 +-
>  drivers/scsi/be2iscsi/be_main.c              |   1 +
>  drivers/scsi/be2iscsi/be_mgmt.c              |   1 +
>  drivers/scsi/bnx2i/bnx2i_hwi.c               |   1 +
>  drivers/scsi/bnx2i/bnx2i_iscsi.c             |  13 ++--
>  drivers/scsi/cxgbi/libcxgbi.c                |  15 ++--
>  drivers/scsi/cxgbi/libcxgbi.h                |   2 +-
>  drivers/scsi/qla4xxx/ql4_os.c                |  15 ++--
>  drivers/scsi/scsi_transport_iscsi.c          |   9 ++-
>  include/scsi/scsi_transport_iscsi.h          | 100 
> ++++++++++++++++++++++++++-
>  17 files changed, 179 insertions(+), 39 deletions(-)
> 
> -- 
> 2.11.0
> 

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