[dm-devel] [PATCH v2] multipath-tools: output more topology info for NVMe discovery

[Christophe Varoqui]

Merged.
Thanks.

On Mon, Dec 4, 2017 at 2:13 PM, Guan Junxiong <guanjunxiong at huawei.com>
wrote:

> From: Jie Yang <yangjie65 at huawei.com>
>
> Assign sg_id.channel to controller id of the NVMe/NVMf target
> and assign sg_id.lun to namespace ID of the target.
>
> Signed-off-by: Jie Yang <yangjie65 at huawei.com>
> Reviewed-by: Guan Junxiong <guanjunxiong at huawei.com>
> ---
>
>
> change since V1:
>   patch 2/2 --> path V2 becuase this is an independent patch
>
>
>  libmultipath/discovery.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/libmultipath/discovery.c b/libmultipath/discovery.c
> index cadf461..4b31dde 100644
> --- a/libmultipath/discovery.c
> +++ b/libmultipath/discovery.c
> @@ -1206,12 +1206,14 @@ nvme_sysfs_pathinfo (struct path * pp, vector
> hwtable)
>                    &pp->sg_id.scsi_id) != 2)
>                 return 1;
>         pp->sg_id.channel = 0;
> -       pp->sg_id.lun = 0;
> +       pp->sg_id.lun = atoi(udev_device_get_sysattr_value(pp->udev,
> "nsid"));
>
>         parent = udev_device_get_parent(pp->udev);
>         if (!parent)
>                 return 1;
>
> +       pp->sg_id.channel = atoi(udev_device_get_sysattr_value(parent,
> "cntlid"));
> +
>         snprintf(pp->vendor_id, SCSI_VENDOR_SIZE, "NVME");
>         snprintf(pp->product_id, SCSI_PRODUCT_SIZE, "%s",
>                  udev_device_get_sysattr_value(parent, "model"));
> --
> 2.6.4.windows.1
>
>
>
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