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SubjectRe: [PATCH] nvme: fc: provide a descriptive error
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On 4/19/2018 10:43 AM, Johannes Thumshirn wrote:
> Provide a descriptive error in case an lport to rport association
> isn't found when creating the FC-NVME controller.
>
> Currently it's very hard to debug the reason for a failed connect
> attempt without a look at the source.
>
> Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
>
> ---
> This actually happened to Hannes and me becuase of a typo in a
> customer demo today, so yes things like this happen unitl we have a
> proper way to do auto-connect.
> ---
> drivers/nvme/host/fc.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c
> index 6cb26bcf6ec0..8b66879b4ebf 100644
> --- a/drivers/nvme/host/fc.c
> +++ b/drivers/nvme/host/fc.c
> @@ -3284,6 +3284,8 @@ nvme_fc_create_ctrl(struct device *dev, struct nvmf_ctrl_options *opts)
> }
> spin_unlock_irqrestore(&nvme_fc_lock, flags);
>
> + pr_warn("%s: %s - %s combination not found\n",
> + __func__, opts->traddr, opts->host_traddr);
> return ERR_PTR(-ENOENT);
> }
>

Signed-off-by:  James Smart  <james.smart@broadcom.com>

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