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Message-ID: <CAJuCfpH+LMFX=TT04gSMA05cz_-CXMum6fobRrduWvzm1HWPmQ@mail.gmail.com>
Date: Wed, 25 Jan 2023 11:22:38 -0800
From: Suren Baghdasaryan <surenb@...gle.com>
To: Matthew Wilcox <willy@...radead.org>
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Subject: Re: [PATCH v2 1/6] mm: introduce vma->vm_flags modifier functions
On Wed, Jan 25, 2023 at 10:33 AM Matthew Wilcox <willy@...radead.org> wrote:
>
> On Wed, Jan 25, 2023 at 12:38:46AM -0800, Suren Baghdasaryan wrote:
> > +/* Use when VMA is not part of the VMA tree and needs no locking */
> > +static inline void init_vm_flags(struct vm_area_struct *vma,
> > + unsigned long flags)
> > +{
> > + vma->vm_flags = flags;
>
> vm_flags are supposed to have type vm_flags_t. That's not been
> fully realised yet, but perhaps we could avoid making it worse?
>
> > pgprot_t vm_page_prot;
> > - unsigned long vm_flags; /* Flags, see mm.h. */
> > +
> > + /*
> > + * Flags, see mm.h.
> > + * WARNING! Do not modify directly.
> > + * Use {init|reset|set|clear|mod}_vm_flags() functions instead.
> > + */
> > + unsigned long vm_flags;
>
> Including changing this line to vm_flags_t
Good point. Will make the change. Thanks!
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