[PATCH 0/1] Add Host Transport Interface option (host-triface)

[James Smart]

On 4/15/2021 12:28 PM, Martin Belanger wrote:
> From: Martin Belanger <martin.belanger at dell.com>
> 
> In our application, we need a way to force TCP connections to go out a
> specific interface instead of letting Linux select the interface based
> on the routing tables. This patch adds the option 'host-triface' to allow
> specifying the interface to use. Note that corresponding changes to the
> nvme-cli utility will follow.
> 
> Martin Belanger (1):
>    Add 'Transport Interface' (triface) option. This can be used to
>      specify the IP interface to use for the connection. The driver uses
>      that to set SO_BINDTODEVICE on the socket before connecting.
> 
>   drivers/nvme/host/core.c    |  5 +++++
>   drivers/nvme/host/fabrics.c | 14 +++++++++++++
>   drivers/nvme/host/fabrics.h |  6 +++++-
>   drivers/nvme/host/tcp.c     | 41 ++++++++++++++++++++++++++++++++++---
>   4 files changed, 62 insertions(+), 4 deletions(-)
> 

This wasn't able to be done via HOST_TRADDR ?

-- james