On Tue, Jul 05, 2022 at 12:16:45PM -0600, Logan Gunthorpe wrote:
> The current version does it through a char device, but that requires
> creating a simple_fs and anon_inode for teardown on driver removal, plus
> a bunch of hooks through the driver that exposes it (NVMe, in this case)
> to set this all up.
> Christoph is suggesting a sysfs interface which could potentially avoid
> the anon_inode and all of the extra hooks. It has some significant
> benefits and maybe some small downsides, but I wouldn't describe it as
> horrid.

Yeah, I don't think is is horrible, it fits in with the resource files
for the BARs, and solves a lot of problems.  Greg, can you explain
what would be so bad about it?
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