Re: [PATCH v2 net-next 05/15] net: sgi: ioc3-eth: allocate space for desc rings only once

From: Thomas Bogendoerfer
Date: Fri Aug 30 2019 - 04:09:30 EST

On Thu, 29 Aug 2019 15:05:04 -0700
Jakub Kicinski <jakub.kicinski@xxxxxxxxxxxxx> wrote:

> On Fri, 30 Aug 2019 00:00:58 +0200, Thomas Bogendoerfer wrote:

> > Out of curiosity does kcalloc/kmalloc_array give me the same guarantees about
> > alignment ? rx ring needs to be 4KB aligned, tx ring 16KB aligned.
> I don't think so, actually, I was mostly worried you are passing
> address from get_page() into kfree() here ;) But patch 11 cures that,
> so that's good, too.

I realized that after sending my last mail. I'll fix that in v3 even
it's just a transient bug.


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