linux-kernel - Re: [PATCH v4 6/6] x86/vmware: Add TDX hypercall support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Wed, 3 Jan 2024 15:25:39 +0300
From: kirill.shutemov@...ux.intel.com
To: Alexey Makhalov <alexey.makhalov@...adcom.com>
Cc: linux-kernel@...r.kernel.org, virtualization@...ts.linux.dev,
	bp@...en8.de, hpa@...or.com, dave.hansen@...ux.intel.com,
	mingo@...hat.com, tglx@...utronix.de, x86@...nel.org,
	netdev@...r.kernel.org, richardcochran@...il.com,
	linux-input@...r.kernel.org, dmitry.torokhov@...il.com,
	zackr@...are.com, linux-graphics-maintainer@...are.com,
	pv-drivers@...are.com, namit@...are.com, timothym@...are.com,
	akaher@...are.com, jsipek@...are.com,
	dri-devel@...ts.freedesktop.org, daniel@...ll.ch, airlied@...il.com,
	tzimmermann@...e.de, mripard@...nel.org,
	maarten.lankhorst@...ux.intel.com, horms@...nel.org
Subject: Re: [PATCH v4 6/6] x86/vmware: Add TDX hypercall support

On Thu, Dec 28, 2023 at 11:24:21AM -0800, Alexey Makhalov wrote:
> From: Alexey Makhalov <amakhalov@...are.com>
> 
> VMware hypercalls use I/O port, VMCALL or VMMCALL instructions.
> Add __tdx_hypercall path to support TDX guests.
> 
> No change in high bandwidth hypercalls, as only low bandwidth
> ones are supported for TDX guests.
> 
> Co-developed-by: Tim Merrifield <timothym@...are.com>
> Signed-off-by: Tim Merrifield <timothym@...are.com>
> Signed-off-by: Alexey Makhalov <amakhalov@...are.com>
> Reviewed-by: Nadav Amit <namit@...are.com>

Acked-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>

-- 
  Kiryl Shutsemau / Kirill A. Shutemov