[PATCH v5 08/28] block: Fake max open zones limit when there is no limit

Hannes Reinecke hare at suse.de
Wed Apr 3 08:28:47 PDT 2024


On 4/3/24 10:42, Damien Le Moal wrote:
> For a zoned block device that has no limit on the number of open zones
> and no limit on the number of active zones, the zone write plug mempool
> is created with a size of 128 zone write plugs. For such case, set the
> device max_open_zones queue limit to this value to indicate to the user
> the potential performance penalty that may happen when writing
> simultaneously to more zones than the mempool size.
> 
> Signed-off-by: Damien Le Moal <dlemoal at kernel.org>
> ---
>   block/blk-zoned.c | 41 +++++++++++++++++++++++++++++++++++------
>   1 file changed, 35 insertions(+), 6 deletions(-)
> 
Reviewed-by: Hannes Reinecke <hare at suse.de>

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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