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From: Wei Liu <wei.liu@kernel.org>
To: Wei Hu <weh@linux.microsoft.com>
Cc: linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org,
	"K. Y. Srinivasan" <kys@microsoft.com>,
	Haiyang Zhang <haiyangz@microsoft.com>,
	Wei Liu <wei.liu@kernel.org>, Dexuan Cui <decui@microsoft.com>,
	Long Li <longli@microsoft.com>, Wei Hu <weh@microsoft.com>,
	Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>,
	Borislav Petkov <bp@alien8.de>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
	Ard Biesheuvel <ardb@kernel.org>,
	Ilias Apalodimas <ilias.apalodimas@linaro.org>,
	Arnd Bergmann <arnd@arndb.de>,
	linux-efi@vger.kernel.org, linux-arch@vger.kernel.org
Subject: Re: [PATCH v2 12/13] hyperv: add MSHV Dom0 root-partition boot enablement (EFI HvLoader)
Date: Mon, 10 Aug 2026 11:50:36 -0700	[thread overview]
Message-ID: <20260810185036.GA2496954@liuwe-devbox-debian-v2.local> (raw)
In-Reply-To: <20260810124527.1409634-13-weh@linux.microsoft.com>

On Mon, Aug 10, 2026 at 12:45:06PM +0000, Wei Hu wrote:
> From: Wei Hu <weh@microsoft.com>
> 
> Port the EFI HvLoader protocol handshake (efi-mshv stub + SETUP_MSHV) and
> the hyperv_resvd_new memory reservation so an upstream kernel can boot as
> a Microsoft Hypervisor (MSHV) root partition. Mainline lacks this
> Linux-side enablement, so lxhvloader declines to hand off a stock kernel
> as root.
> 
> Signed-off-by: Wei Hu <weh@microsoft.com>

This patch should be dropped from this series.

I don't think we should modify the EFI stub yet. We should explore other
methods first.

Thanks,
Wei

  parent reply	other threads:[~2026-08-10 18:50 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-10 12:44 [PATCH v2 00/13] mshv: add SEV-SNP support for MSHV root partitions Wei Hu
2026-08-10 12:44 ` [PATCH v2 01/13] mshv: add SEV-SNP UAPI definitions Wei Hu
2026-08-10 12:59   ` sashiko-bot
2026-08-10 12:44 ` [PATCH v2 02/13] mshv: add SEV-SNP PSP request hypercall Wei Hu
2026-08-10 12:44 ` [PATCH v2 03/13] mshv: add SEV-SNP isolated page hypercalls Wei Hu
2026-08-10 12:58   ` sashiko-bot
2026-08-10 12:44 ` [PATCH v2 04/13] mshv: wire SEV-SNP partition ioctls Wei Hu
2026-08-10 13:07   ` sashiko-bot
2026-08-10 12:44 ` [PATCH v2 05/13] hyperv: fix hv_input_get_system_property layout for SNP status Wei Hu
2026-08-10 18:59   ` Wei Liu
2026-08-10 12:45 ` [PATCH v2 06/13] mshv: detect and report SEV-SNP support at init Wei Hu
2026-08-10 12:55   ` sashiko-bot
2026-08-10 18:53   ` Wei Liu
2026-08-10 12:45 ` [PATCH v2 07/13] mshv: default to safe partition CPU features Wei Hu
2026-08-10 12:57   ` sashiko-bot
2026-08-10 12:45 ` [PATCH v2 08/13] mshv: accept partial CPU feature banks Wei Hu
2026-08-10 12:45 ` [PATCH v2 09/13] mshv: define full processor and xsave feature masks Wei Hu
2026-08-10 12:45 ` [PATCH v2 10/13] mshv: unmap SNP memory before state teardown Wei Hu
2026-08-10 13:13   ` sashiko-bot
2026-08-10 12:45 ` [PATCH v2 11/13] mshv: unlock SNP pages on panic for crashdump collection Wei Hu
2026-08-10 13:10   ` sashiko-bot
2026-08-10 12:45 ` [PATCH v2 12/13] hyperv: add MSHV Dom0 root-partition boot enablement (EFI HvLoader) Wei Hu
2026-08-10 13:05   ` sashiko-bot
2026-08-10 18:50   ` Wei Liu [this message]
2026-08-10 12:45 ` [PATCH v2 13/13] mshv: set up own SynIC registers on a nested root partition Wei Hu

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