Re: [PATCH 5/7] zloop: add degrade_element control command

[Hannes Reinecke <hare@suse.de>]

On 10/5/26 11:46 AM, Damien Le Moal wrote:
> Allow users to mark storage elements of a zloop device as degraded using
> the new "degrade_element" control command. The element to degrade is
> indicated using the element_id option. Example:
> 
> echo "degrade_element id=0,element_id=2" > /dev/zloop-control
> 
> If the element ID identifies an all access storage element, read and write
> operations targeting a zone served by the degraded lement are failed.
> For a partial access storage element, read or write operations are failed
> depending on the storage element type.
> 
> Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
> ---
>   drivers/block/zloop.c | 112 ++++++++++++++++++++++++++++++++++++++++--
>   1 file changed, 107 insertions(+), 5 deletions(-)
> 
Reviewed-by: Hannes Reinecke <hare@kernel.org>

Cheers,

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