Re: [PATCH v12 1/3] bio: control bio max size

Christoph Hellwig
2021-06-08T05:23:22Z

On Mon, Jun 07, 2021 at 09:46:56AM -0700, Bart Van Assche wrote:
> In case you would not yet have had the time to do this, please take a
> look at the call trace available on
> https://lore.kernel.org/linux-block/20210425043020.30065-1-bvanassche@acm.org/.
> That call trace shows how bio_add_pc_page() is called by the SCSI core
> before alloc_disk() is called. I think that sending a SCSI command
> before alloc_disk() is called is fundamental in the SCSI core because
> the SCSI INQUIRY command has to be sent before it is known whether or
> not a SCSI LUN represents a disk.

I have a plan for that as well, stay tuned :)