linux-kernel - Re: [PATCH v2 3/4] tools/testing/vma: eliminate dependency on vma->__vm

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Message-ID: <16667d5e-99e0-4440-8057-34f1e473e5cd@lucifer.local>
Date: Tue, 25 Nov 2025 09:09:48 +0000
From: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: Muchun Song <muchun.song@...ux.dev>, Oscar Salvador <osalvador@...e.de>,
        David Hildenbrand <david@...hat.com>,
        "Liam R . Howlett" <Liam.Howlett@...cle.com>,
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Subject: Re: [PATCH v2 3/4] tools/testing/vma: eliminate dependency on
 vma->__vm_flags

On Mon, Nov 24, 2025 at 10:04:36AM -0800, Andrew Morton wrote:
> On Mon, 24 Nov 2025 12:43:18 +0000 Lorenzo Stoakes <lorenzo.stoakes@...cle.com> wrote:
>
> > It seems that the ordering of things has messed us up a bit here!
> >
> > So this patch (3/4) currently introduces an issue where vm_flags_reset() is
> > missing from the VMA userland tests.
> >
> > Then 4/4, now with the vma_internal.h fixes in place, puts vm_flags_reset()
> > back in place (this was my mistake in the series originally!).
> >
> > But then this fix-patch, now applied as the latest patch from me in mm-new,
> > breaks the tests again by duplicating this function :)
> >
> > So, I'm not sure if too late for rebases - if not, then just squash this
> > into 3/4.
> >
> > If it is - then just drop this patch altogether and we'll live with this
> > being broken for a single commit!
>
> All confused.  I dropped the whole series - please resend?

Ack will do shortly.