linux-hardening - Re: [PATCH v9 8/9] nvme-multipath: queue-depth support for marginal paths

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Message-ID: <0d4629ca-d448-49ec-81cb-56af569a081c@suse.de>
Date: Mon, 18 Aug 2025 14:08:51 +0200
From: Hannes Reinecke <hare@...e.de>
To: Bryan Gurney <bgurney@...hat.com>, linux-nvme@...ts.infradead.org,
 kbusch@...nel.org, hch@....de, sagi@...mberg.me, axboe@...nel.dk
Cc: james.smart@...adcom.com, njavali@...vell.com,
 linux-scsi@...r.kernel.org, linux-hardening@...r.kernel.org,
 kees@...nel.org, gustavoars@...nel.org, jmeneghi@...hat.com,
 emilne@...hat.com
Subject: Re: [PATCH v9 8/9] nvme-multipath: queue-depth support for marginal
 paths

On 8/13/25 22:07, Bryan Gurney wrote:
> From: John Meneghini <jmeneghi@...hat.com>
> 
> Exclude marginal paths from queue-depth io policy. In the case where all
> paths are marginal and no optimized or non-optimized path is found, we
> fall back to __nvme_find_path which selects the best marginal path.
> 
> Tested-by: Bryan Gurney <bgurney@...hat.com>
> Signed-off-by: John Meneghini <jmeneghi@...hat.com>
> ---
>   drivers/nvme/host/multipath.c | 7 ++++++-
>   1 file changed, 6 insertions(+), 1 deletion(-)
> 
Reviewed-by: Hannes Reinecke <hare@...e.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                  Kernel Storage Architect
hare@...e.de                                +49 911 74053 688
SUSE Software Solutions GmbH, Frankenstr. 146, 90461 Nürnberg
HRB 36809 (AG Nürnberg), GF: I. Totev, A. McDonald, W. Knoblich