Re: [PATCH 0/20] dma_ops for i386

[Ingo Molnar <mingo@elte.hu>]

* Glauber Costa <gcosta@redhat.com> wrote:

> Hello,
> 
> Here there is a series of 20 patches that lays the foundations for 
> using dma_ops in i386 in the very same way x86_64, as well as many 
> other architectures already do.
> 
> The functions themselves for i386 are placed in a pci-base_32.c, but 
> just a few among them are actually implemented. Most were no-ops 
> anyway.
> 
> Also, as I said, this is by no means a complete coverage of dma_ops. 
> there are still some call sites to be patches in pci-dma_32.c 
> (although I don't really plan to change them, but to integrate them in 
> a single pci-dma.c). I intend to have it done progressively.
> 
> The granularity is per-operation, meaning each patch moves one 
> specific function to the common header. This is compiled-tested in 
> both i386 and x86_64 in ~5 randconfigs each, and boot-tested in my 
> hardware with my default configs
> 
> The motivation for that is the ongoing work for pci-passthrough in 
> KVM. So ingo, avi, what do you think it's the best way to handle these 
> patches through?

looks very nice to me! I've applied it to x86.git, lets see what 
happens.

	Ingo

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