[RESEND PATCH v5] arm64: Enable vmalloc-huge with ptdump

[Will Deacon]

Dev,

On Wed, Sep 17, 2025 at 04:43:00PM +0100, Will Deacon wrote:
> On Tue, Sep 16, 2025 at 11:30:26AM +0100, Will Deacon wrote:
> > I'm currently trying to put together a litmus test with James (cc'd) so
> > maybe we can help you out with that part.
> 
> Here's what we came up with. There's not a good way to express the IPI
> from kick_all_cpus_sync() but it turns out that the ISB from the TLB
> invalidation is sufficient anyway. Does it make sense to you?

Any comments on the litmus test and/or my question about serialisation
of the static key? I'll be moving the arm64 tree to "fixes only" soon
as far as 6.18 is concerned.

Will