Re: [PATCH v2 1/2] sparc64: flush only the aliased page, not its whole folio

[John Paul Adrian Glaubitz]

Hi,

On Thu, 2026-10-15 at 21:26 +0200, Imre Kaloz wrote:
> I like the nr idea. Since sparc64 is the only user of move_pte(), it
> would be a small change: move_ptes() would pass nr_ptes, the generic
> version would ignore it, and sparc64 would flush every aliased page in
> the batch. I’d still keep it as a separate patch on top of this one,
> though, so the fix can go to stable as a plain sparc64 backport.
> 
> Matthew, Mike, Andrew, would you be fine with move_pte() taking nr?

With the merge window for v7.4 likely opening on Monday, I hope we can
still get these two patches squeezed in as my latest tests showed that
the kernel would crash very early on my V240 test server without these
two patches applied.

Adrian

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