Re: [PATCH v4 4/7] mm: replace vma->vm_flags direct modifications with modifier calls

[Suren Baghdasaryan]

On Tue, Jan 31, 2023 at 12:54 PM Andrew Morton
<akpm@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> On Tue, 31 Jan 2023 10:54:22 -0800 Suren Baghdasaryan <surenb@xxxxxxxxxx> wrote:
>
> > > > -             vma->vm_flags &= ~VM_MAYWRITE;
> > > > +             vm_flags_clear(vma, VM_MAYSHARE);
> > > >       }
> > >
> > > I think it should be:
> > >         s/VM_MAYSHARE/VM_MAYWRITE/
> >
>
> I added the fixup.  Much better than resending a seven patch series for a
> single line change.  Unless you have substantial other changes pending.

Thanks! That sounds reasonable.

I'll also need to introduce vm_flags_reset_once() to use in
replacement of WRITE_ONCE(vma->vm_flags, newflags) case. Should I send
a separate short patch for that?

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