Re: [RFC PATCH] docs/mm: add VMA locks documentation

[Lorenzo Stoakes]

On Mon, Nov 04, 2024 at 01:20:14PM -0800, Suren Baghdasaryan wrote:
[snip]
> Sounds good! I think it would be good to separate design decisions (mm
> should be write-locked before any VMA can be write-locked, all
> write-locked VMAs and automatically unlocked once mm is
> write-unlocked, etc) vs implementation details (lock_vma_under_rcu(),
> vma->vm_lock_seq, mm->mm_lock_seq, etc). Easily said than done :)

Yeah, was saying the same to Jann - probably best to have an explicit separate
section for implementation details with the rest providing readable + pertinent
details for _users_ of these interfaces.