[PATCH V5 3/7] nvme: add sysfs attribute to change admin timeout per nvme controller

Hannes Reinecke hare at suse.de
Tue May 19 01:49:23 PDT 2026


On 5/14/26 10:32, Maurizio Lombardi wrote:
> Currently, there is no method to adjust the timeout values on a
> per-controller basis with nvme admin queues.
> Add an admin_timeout attribute to nvme so that different nvme controllers
> which may have different timeout requirements can have custom admin
> timeouts set.
> 
> The admin timeout is also applied to the fabrics queue (fabrics_q).
> The fabrics queue is utilized for fabric-specific administrative and
> control operations, such as Connect and Property Get/Set commands.
> 
> Reviewed-by: Daniel Wagner <dwagner at suse.de>
> Reviewed-by: Sagi Grimberg <sagi at grimberg.me>
> Signed-off-by: Maurizio Lombardi <mlombard at redhat.com>
> ---
>   drivers/nvme/host/core.c  |  1 +
>   drivers/nvme/host/nvme.h  |  1 +
>   drivers/nvme/host/pci.c   |  2 +-
>   drivers/nvme/host/sysfs.c | 41 +++++++++++++++++++++++++++++++++++++++
>   4 files changed, 44 insertions(+), 1 deletion(-)
> 
Reviewed-by: Hannes Reinecke <hare at kernel.org>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                  Kernel Storage Architect
hare at suse.de                                +49 911 74053 688
SUSE Software Solutions GmbH, Frankenstr. 146, 90461 Nürnberg
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