linux-kernel - Re: [PATCH v6 1/6] nvme: move ns id info to struct nvme_ns

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Date: Tue, 19 Dec 2023 12:56:13 +0100
From: Hannes Reinecke <hare@...e.de>
To: Daniel Wagner <dwagner@...e.de>, linux-nvme@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org, Keith Busch <kbusch@...nel.org>,
 Christoph Hellwig <hch@....de>, Sagi Grimberg <sagi@...mberg.me>,
 Max Gurtovoy <mgurtovoy@...dia.com>,
 Chaitanya Kulkarni <chaitanyak@...dia.com>
Subject: Re: [PATCH v6 1/6] nvme: move ns id info to struct nvme_ns_head

On 12/18/23 17:59, Daniel Wagner wrote:
> Move the namesapce info to struct nvme_ns_head, because it's the same
> for all associated namespaces.
> 
> Note: with multipathing enabled the PI information is shared between all
> paths. If a path is using a different PI configuration it will overwrite
> the previous settings. This is obviously not correct and such
> configuration will be rejected in future. For the time being we expect
> a correctly configured storage.
> 
> Reviewed-by: Christoph Hellwig <hch@....de>
> Signed-off-by: Daniel Wagner <dwagner@...e.de>
> ---
>   drivers/nvme/host/core.c  | 80 ++++++++++++++++++++-------------------
>   drivers/nvme/host/ioctl.c |  8 ++--
>   drivers/nvme/host/nvme.h  | 28 +++++++-------
>   drivers/nvme/host/rdma.c  |  2 +-
>   drivers/nvme/host/zns.c   | 17 +++++----
>   5 files changed, 69 insertions(+), 66 deletions(-)
> 
Reviewed-by: Hannes Reinecke <hare@...e.de

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                Kernel Storage Architect
hare@...e.de                              +49 911 74053 688
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