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From: Sagi Grimberg <sagi@grimberg.me>
To: Martin Belanger <nitram_67@hotmail.com>, linux-nvme@lists.infradead.org
Cc: kbusch@kernel.org, axboe@fb.com, hch@lst.de,
	Martin Belanger <martin.belanger@dell.com>
Subject: Re: [PATCH 1/1] 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.
Date: Tue, 4 May 2021 12:56:51 -0700	[thread overview]
Message-ID: <b47456a5-69ae-1f33-30f0-aa25906668f2@grimberg.me> (raw)
In-Reply-To: <BL0PR13MB42917AC33BFFC7DB2440D1149C4D9@BL0PR13MB4291.namprd13.prod.outlook.com>


> From: Martin Belanger <martin.belanger@dell.com>

Change log is missing...

> 
> ---
>   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(-)
> 
> diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
> index 288ac47ff5b4..91ae11a1ae26 100644
> --- a/drivers/nvme/host/core.c
> +++ b/drivers/nvme/host/core.c
> @@ -3961,6 +3961,11 @@ static int nvme_class_uevent(struct device *dev, struct kobj_uevent_env *env)
>   
>   		ret = add_uevent_var(env, "NVME_HOST_TRADDR=%s",
>   				opts->host_traddr ?: "none");
> +		if (ret)
> +			return ret;
> +
> +		ret = add_uevent_var(env, "NVME_HOST_TRIFACE=%s",
> +				opts->host_triface ?: "none");

Given that this was the original intent for host_traddr, why not have
host_traddr resolve the iface from the address and set sockopt
SO_BINDTODEVICE on it?

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  parent reply	other threads:[~2021-05-04 19:57 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20210415192848.962891-1-nitram_67@hotmail.com>
2021-04-15 19:28 ` [PATCH 1/1] 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 Martin Belanger
2021-05-01 11:34   ` Hannes Reinecke
2021-05-03 16:59     ` Belanger, Martin
2021-05-04 13:25       ` Hannes Reinecke
2021-05-04 19:56   ` Sagi Grimberg [this message]
2021-05-05  8:47     ` Hannes Reinecke
2021-05-05 14:31       ` Belanger, Martin
2021-05-05 18:33         ` James Smart
2021-05-05 20:32         ` Sagi Grimberg
2021-05-06 18:27           ` Michael Christie
2021-05-06  6:05         ` Hannes Reinecke
2021-05-06  7:00           ` Hannes Reinecke
2021-05-06 15:46             ` Belanger, Martin
2021-05-07 18:20               ` Sagi Grimberg
2021-05-10 13:49                 ` Belanger, Martin
2021-05-10 18:13                   ` Sagi Grimberg
2021-05-10 19:18                     ` Belanger, Martin
2021-05-11  0:28                       ` Sagi Grimberg
2021-05-11 13:41                         ` Belanger, Martin
2021-05-11 17:13                           ` Sagi Grimberg
2021-05-12  6:09                             ` Hannes Reinecke
2021-05-12 12:12                               ` Belanger, Martin
2021-05-12 22:12                                 ` Sagi Grimberg

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