From: Oleksii Kurochko <oleksii.kurochko@gmail.com>
To: Jason Andryuk <jason.andryuk@amd.com>, xen-devel@lists.xenproject.org
Cc: "Jan Beulich" <jbeulich@suse.com>,
"Andrew Cooper" <andrew.cooper3@citrix.com>,
"Roger Pau Monné" <roger.pau@citrix.com>,
"Teddy Astie" <teddy.astie@vates.tech>
Subject: Re: [PATCH v3 0/2] xen/x86: Change stub page freeing to fix smt=0
Date: Wed, 10 Jun 2026 13:54:18 +0200 [thread overview]
Message-ID: <898862be-387b-47cd-b32f-3b8cf2338ef3@gmail.com> (raw)
In-Reply-To: <20260609000638.121027-1-jason.andryuk@amd.com>
On 6/9/26 2:06 AM, Jason Andryuk wrote:
> This is a third approach to fixing the stub page handling that is
> broken with !CONFIG_PV and smt=0.
>
> There is a CPU-indexed stubs array and a NUMA node-indexed node_stubs
> for allocating the stub buffers.
>
> From v2, this patch
> xen/x86: Remove unneeded stub_page setting
> is dropped as stub_page is removed as part of patch 2.
>
> Jason Andryuk (2):
> xen/x86: Return virtual address from alloc_stub_page()
> xen/x86: Change stub page allocation/free
>
> xen/arch/x86/include/asm/stubs.h | 2 +-
> xen/arch/x86/setup.c | 3 +-
> xen/arch/x86/smpboot.c | 114 +++++++++++++++++++++----------
> 3 files changed, 79 insertions(+), 40 deletions(-)
>
Release-Acked-by: Oleksii Kurochko <oleksii.kurochko@gmail.com>
Thanks.
~ Oleksii
prev parent reply other threads:[~2026-06-10 11:54 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-09 0:06 [PATCH v3 0/2] xen/x86: Change stub page freeing to fix smt=0 Jason Andryuk
2026-06-09 0:06 ` [PATCH v3 1/2] xen/x86: Return virtual address from alloc_stub_page() Jason Andryuk
2026-06-09 0:06 ` [PATCH v3 2/2] xen/x86: Change stub page allocation/free Jason Andryuk
2026-06-10 15:01 ` Roger Pau Monné
2026-06-10 15:23 ` Jason Andryuk
2026-06-10 18:20 ` Roger Pau Monné
2026-06-11 15:10 ` Jan Beulich
2026-06-10 11:54 ` Oleksii Kurochko [this message]
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