[PATCH 01/26] block: refactor device number setup in __device_add_disk

[Hannes Reinecke]

On 5/21/21 7:50 AM, Christoph Hellwig wrote:
> Untangle the mess around blk_alloc_devt by moving the check for
> the used allocation scheme into the callers.
> 
> Signed-off-by: Christoph Hellwig <hch at lst.de>
> ---
>   block/blk.h             |  4 +-
>   block/genhd.c           | 96 ++++++++++++++++-------------------------
>   block/partitions/core.c | 15 +++++--
>   3 files changed, 49 insertions(+), 66 deletions(-)
> 
... and also fixes an issue with GENHD_FL_UP remained set in an error 
path in __device_add_disk().

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, Maxfeldstr. 5, 90409 Nürnberg
HRB 36809 (AG Nürnberg), Geschäftsführer: Felix Imendörffer