Re: [PATCH] fs/proc/task_mmu: fix lost maps entries above 2^63

[Stian Halseth]

On Tue, 2026-10-13 at 16:40 +0200, David Hildenbrand (Arm) wrote:
> 
> Would it be cleaner to reject any special values, that is,
> SENTINEL_VMA_END and
> SENTINEL_VMA_GATE?
> 
> That would match the comment and the previous code idea: exclude only
> 0 and
> sentinels.
> 
> Could consider a simple addr_is_sentinel() helper.
> 
Agreed, that reads better. SENTINEL_VMA_END never gets this far, since
m_start() returns early for it, so it is no functional change. 

I'll send a v2 now, and maybe Suren can have a look directly at that
version.

Thanks,
Stian

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