Re: [PATCH 17/30] mm: prefer vma_[start,end]_pgoff() to vma->vm_pgoff in kernel/

On Fri, Jul 10, 2026 at 11:09:02AM -0400, Gregory Price wrote:

On Fri, Jul 10, 2026 at 03:56:33PM +0100, Lorenzo Stoakes wrote:

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On Thu, Jul 09, 2026 at 11:49:18AM -0400, Gregory Price wrote:

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Silly question:

There's no such thing :)

All my questions are silly.  That's my secret :]

Mine too ;)

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   What's the purpose of retaining tags in a non-address value?

Well if you want to reconstitute an address from it later then that'd be the
intent, but I'm being hand wavey here for sure.

Main thing is to retain stuff under the page mask

Right, which ...

vvvvvv

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That sounds like there's fragility just waiting to be broken.

If that's an actual issue, then our relationship with tags is painful :[

Yeah, I'm just not sure tbh.

But all that is stuf for future masochism^Wfun anyway ;) focusing on the 'respin
the monster series' fun^Wmasochism atm...

~Gregory

Cheers, Lorenzo