Re: [PATCH] block: check disk flag before setting scan bit

From: Christoph Hellwig
Date: Tue Jan 17 2023 - 03:15:00 EST


On Tue, Jan 17, 2023 at 03:53:29PM +0800, Jie Wang wrote:
> No need to scan partitions for disk who has set flag GENHD_FL_NO_PART in
> driver code. In disk_scan_partitions function, the same checking is
> existing, so we believe this change is reasonable.
>
> In our case, some virtual block devices are not managed by GPT, then scan
> partition operation is not a must. So we set GENHD_FL_NO_PART flag in
> driver intended to avoid partitions being dropped/added.

What driver?