Re: [Qemu-devel] [PULL 1/1] ahci: fix FIS I bit and PIO Setup FIS interrupt

2018-06-25 Thread John Snow
Michael: It's probably much too late to include this in the 2.12.1 roundup, isn't it? I'd either push for you to include this fix OR to drop the other ATAPI related fix... --js On 06/25/2018 05:11 PM, John Snow wrote: > From: Paolo Bonzini > > The "I" bit in PIO Setup and D2H FISes is exclusiv

[Qemu-devel] [PULL 1/1] ahci: fix FIS I bit and PIO Setup FIS interrupt

2018-06-25 Thread John Snow
From: Paolo Bonzini The "I" bit in PIO Setup and D2H FISes is exclusively a device concept and the irqstatus register in the controller does not matter. The SATA spec says when it should be one; for D2H FISes in practice it is always set, while the PIO Setup FIS has several subcases that are doc