Re: Use of floppy disks and parallel ATA on amd64

[Jason Thorpe <thorpej%me.com@localhost>]

> On Oct 14, 2024, at 11:45 AM, Thor Lancelot Simon <tls%panix.com@localhost> wrote:
> 
> I would like to remove ISA floppy disk support (the ACPI attachment for
> 'fdc'; the ISA attachment is already commented out) from amd64 GENERIC.
> 
> I would also like to disable support for old parallel ATA drives (those
> not supporting 48-bit LBA mode, and thus limited to 128K -1 block transfers).
> 
> I'd like to do this to allow us to increase MAXPHYS to 128K or more in amd64
> GENERIC, improving I/O throughput.

This is a crutch, at best.  It’s a little annoying that the correct fix has been on indefinite hiatus for the better half of two decades. 

-- thorpej