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Re: [PATCH 0/5] x86/xen: Get rid of Xen private lazy MMU mode tracking


  • To: Juergen Gross <jgross@xxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, x86@xxxxxxxxxx, linux-trace-kernel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, virtualization@xxxxxxxxxxxxxxx
  • From: "David Hildenbrand (Arm)" <david@xxxxxxxxxx>
  • Date: Mon, 1 Jun 2026 17:08:46 +0200
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  • Cc: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Steven Rostedt <rostedt@xxxxxxxxxxx>, Masami Hiramatsu <mhiramat@xxxxxxxxxx>, Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Lorenzo Stoakes <ljs@xxxxxxxxxx>, "Liam R. Howlett" <liam@xxxxxxxxxxxxx>, Vlastimil Babka <vbabka@xxxxxxxxxx>, Mike Rapoport <rppt@xxxxxxxxxx>, Suren Baghdasaryan <surenb@xxxxxxxxxx>, Michal Hocko <mhocko@xxxxxxxx>, Ajay Kaher <ajay.kaher@xxxxxxxxxxxx>, Alexey Makhalov <alexey.makhalov@xxxxxxxxxxxx>, Broadcom internal kernel review list <bcm-kernel-feedback-list@xxxxxxxxxxxx>
  • Delivery-date: Mon, 01 Jun 2026 15:09:12 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 5/26/26 17:05, Juergen Gross wrote:
> With generic lazy MMU mode tracking being available, there is no real
> need for having Xen PV specific code to track lazy MMU mode, too.
> 
> This makes it possible to drop two paravirt hooks.

Nice!

-- 
Cheers,

David



 


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