Re: [PATCH 13/13] mm/mremap: convert mremap code to use vma_flags_t

Lorenzo Stoakes <[email protected]>
Newsgroups org.kernel.vger.linux-samsung-soc,dev.linux.lists.virtualization,org.freedesktop.lists.dri-devel,org.freedesktop.lists.intel-gfx,org.freedesktop.lists.intel-xe,org.freedesktop.lists.nouveau,org.infradead.lists.linux-rockchip,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-fbdev,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-kernel,org.kernel.vger.linux-mips,org.kernel.vger.linux-sound,org.kernel.vger.linux-tegra,org.kvack.linux-mm,org.ozlabs.lists.linuxppc-dev,org.xenproject.lists.xen-devel
Message-ID <akaSQypCQLeW9qfK@lucifer>
On Fri, Jul 03, 2026 at 12:17:29AM +0800, Lance Yang wrote:
>
>
> On 2026/7/3 00:07, Lorenzo Stoakes wrote:
> > On Thu, Jul 02, 2026 at 09:49:47PM +0800, Lance Yang wrote:
> > >
> > > On Mon, Jun 29, 2026 at 08:25:36PM +0100, Lorenzo Stoakes wrote:
> > > > Replace use of the legacy vm_flags_t flags with vma_flags_t values
> > > > throughout the mremap logic.
> > > >
> > > > Additionally update comments to reflect the changes to be consistent.
> > > >
> > > > No functional change intended.
> > > >
> > > > Signed-off-by: Lorenzo Stoakes <[email protected]>
> > > > ---
> > >
> > > The vm_flags_set() cases below spell out vma_start_write(), but the
> > > vm_flags_clear() cases don't?
> >
> > Yep as I said elsewhere, implicitly taking the lock is terrible and me doing
> > this is completely on purpose to get rid of that :)
> >
> > But I haven't been clear enough clearly, so I should put the argument as to why
> > that's ok in the commit message.
> >
> > Will do so on respin.
>
> Makes sense, thanks for spelling it out! A short changelog note
> should clear it up for me :D

Yeah absolutely, that's necessary and was an oversight on my part, will correct!

Thanks for your great review here, much appreciated! :)

>
> [...]

Cheers, Lorenzo
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.