Re: [PATCH V2 1/3] acpi,pci,irq: reduce resource requirements

Sinan Kaya
2016-04-12T16:25:20Z

On 4/12/2016 1:19 AM, Bjorn Helgaas wrote:
> Hi Sinan,
>
> I was hoping we could *simplify* this, but I think it's just getting
> even more complicated (it's a net addition of 100 lines), which is due
> to feature creep that I'm afraid is my fault.
>
> IIRC, the main thing you need is to get rid of some early memory
> allocation.
>
> I don't think all the trigger mode/level checking is worth it. The
> current code doesn't do it, and it's not fixing a problem for you.
> It's conceivable that it could even make us trip over a new problem,
> e.g., some broken BIOS that we currently tolerate.
>
> I think you could make this a little easier to review if you split
> things like the acpi_irq_penalty[] -> acpi_isa_irq_penalty[] rename
> into their own patches. Little patches like that are trivial to
> review because a simple rename is pretty safe, and then the patches
> that actually *do* interesting things are smaller and easier to
> review, too.

OK. I honestly didn't like adding this check either. I'll work on a new
set and post with your additional comments in this patch.

--
Sinan Kaya
Qualcomm Technologies, Inc. on behalf of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project