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From: Christoph Hellwig <hch@infradead.org>
Subject: Re: [PATCH v2 00/13] arch, mm: deprecate DISCONTIGMEM
Date: Wed, 2 Dec 2020 08:46:42 +0000
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To: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Cc: Christoph Hellwig <hch@infradead.org>, Geert Uytterhoeven <geert@linux-m68k.org>, "linux-ia64@vger.kernel.org" <linux-ia64@vger.kernel.org>, "open list:DOCUMENTATION" <linux-doc@vger.kernel.org>, Catalin Marinas <catalin.marinas@arm.com>, Linux MM <linux-mm@kvack.org>, Will Deacon <will@kernel.org>, Greg Ungerer <gerg@linux-m68k.org>, Jonathan Corbet <corbet@lwn.net>, Meelis Roos <mroos@linux.ee>, Russell King <linux@armlinux.org.uk>, Mike Rapoport <rppt@linux.ibm.com>, Matt Turner <mattst88@gmail.com>, arcml <linux-snps-arc@lists.infradead.org>, Alexey Dobriyan <adobriyan@gmail.com>, Michael Schmitz <schmitzmic@gmail.com>, linux-m68k <linux-m68k@lists.linux-m68k.org>, Linux ARM <linux-arm-kernel@lists.infradead.org>, Jens Axboe <axboe@kernel.dk>, Tony

On Wed, Dec 02, 2020 at 09:45:24AM +0100, John Paul Adrian Glaubitz wrote:
> > I've never got results.  Which is annoying, as debian doesn't ship an
> > ia64 cross toolchain either, and I can't find any pre-built one that
> > works for me.
> 
> The ia64 toolchain available from kernel.org works for me for cross-building
> a kernel that boots on my RX2600.
> 
> It's just not a fully-fledged toolchain due to the limitations with libunwind.

Actually, you are right, I did manage to finally get that working a
while ago.  I think openrisc is the one where I failed to get anything
to work at all now that I think of it.