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SubjectRe: [PATCH] remove CONFIG_ANDROID
On Wed, Jun 29, 2022 at 07:10:43PM +0200, Jason A. Donenfeld wrote:
> On Wed, Jun 29, 2022 at 07:00:25PM +0200, Greg Kroah-Hartman wrote:
> > I think that by the time the next kernel release comes out, and
> > percolates to a real Android device, the years gone by will have caused
> > those who care about this to fix it.
> You assume that there aren't Android devices using kernels outside of
> the ones you're referring to. That's a rather Google-centric
> perspective. It's still breakage, even if Google has the ability to fix
> it locally after "years gone by". If you want Android things to be
> upstream, this is the way you must think about it; otherwise, what's the
> point? By your logic, upstream should probably remove the Android code
> everywhere and let Google handle it downstream. Except nobody wants
> that; we want Android upstream. So let's keep it working upstream, not
> intentionally break it.

I would be totally and completly amazed if there are any Android kernels
in real devices in the world that are not at the very least, based on
LTS releases. But maybe there is, this patch series isn't going to land
until 5.20, and by then, I think the "define behavior, not hardware" fix
for random and wg will be properly resolved :)

> > In the meantime, this might actually fix issues in desktop distros that
> > were enabling this option, thinking it only affected the building of a
> > driver
> That sounds like a false dichotomy. It's not about "fix Android" vs "fix
> distros". What I'm suggesting is fixing Android AND fixing distros, by
> looking at the problem holistically. Trading a bad problem on Android
> (wg connections are broken) for a manageable problem on distros (something
> something theoretical warm boot attack something) doesn't sound like a
> nice trade off. Let's instead get this all fixed at the same time.

Agreed, so what should we use instead in the wg code? What userspace
functionality are you trying to trigger off of here in the current

The RCU stuff is already handled as Paul has stated, so that's not an


greg k-h

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