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Re: [PATCH] x86/paravirt: Add ioremap_verify_range hook and implement it for Xen PV
- To: Jason Andryuk <jason.andryuk@xxxxxxx>
- From: Sean Christopherson <seanjc@xxxxxxxxxx>
- Date: Mon, 2 Nov 2026 11:30:15 -0800
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- Cc: Borislav Petkov <bp@xxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, Ajay Kaher <ajay.kaher@xxxxxxxxxxxx>, Alexey Makhalov <alexey.makhalov@xxxxxxxxxxxx>, Broadcom internal kernel review list <bcm-kernel-feedback-list@xxxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, x86@xxxxxxxxxx, "H. Peter Anvin" <hpa@xxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>, Yazen Ghannam <yazen.ghannam@xxxxxxx>, Mario Limonciello <mario.limonciello@xxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, virtualization@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Mon, 02 Nov 2026 19:30:33 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On Mon, Nov 02, 2026, Jason Andryuk wrote:
> On 2026-10-30 23:20, Borislav Petkov wrote:
> > And I know Sean doesn't like X86_FEATURE_HYPERVISOR but sorry, nothing beats
> > a oneliner at the beginning of print_s5_reset_status_mmio() vs this
> > overkill.
Deleting Xen PV support would beat it :-D
Yeah, just go X86_FEATURE_HYPERVISOR, I don't care _that_ much.
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