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

Lance Yang <[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 <[email protected]>

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

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