From: Kiryl Shutsemau <kas@kernel.org>
To: moe@flashbots.net
Cc: Rick Edgecombe <rick.p.edgecombe@intel.com>,
Dave Hansen <dave.hansen@linux.intel.com>,
Erdem Aktas <erdemaktas@google.com>,
Tom Lendacky <thomas.lendacky@amd.com>,
Dan Williams <djbw@kernel.org>, Jun Miao <jun.miao@intel.com>,
Kuppuswamy Sathyanarayanan
<sathyanarayanan.kuppuswamy@linux.intel.com>,
x86@kernel.org, linux-coco@lists.linux.dev, kvm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 0/2] virt: tdx-guest: Fix and speed up the wait for a Quote
Date: Fri, 23 Oct 2026 11:17:10 +0100 [thread overview]
Message-ID: <atsz9rdU4CCjhSD2@thinkstation> (raw)
In-Reply-To: <20261022-tdx-guest-quote-poll-v2-0-7543c6eb2d36@flashbots.net>
On Thu, Oct 22, 2026 at 04:31:40PM +0000, Moe Mahhouk via B4 Relay wrote:
> Getting a TDX Quote takes at least one second, because
> wait_for_quote_completion() sleeps a full second before each status
> check, while a local Quote Generation Service answers in a few
> milliseconds. Patch 2 polls with an exponential backoff instead.
>
> In v1, Kiryl noticed that the same loop gets a real timeout wrong.
> Patch 1 fixes that on its own, so that it can be backported; patch 2
> then replaces the loop.
For the series:
Reviewed-by: Kiryl Shutsemau (Meta) <kas@kernel.org>
--
Kiryl Shutsemau / Kirill A. Shutemov
prev parent reply other threads:[~2026-10-23 10:17 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-22 16:31 Moe Mahhouk via B4 Relay
2026-10-22 16:31 ` [PATCH v2 1/2] virt: tdx-guest: Fix timeout detection in wait_for_quote_completion() Moe Mahhouk via B4 Relay
2026-10-23 20:43 ` Kuppuswamy Sathyanarayanan
2026-10-22 16:31 ` [PATCH v2 2/2] virt: tdx-guest: Poll Quote status with exponential backoff Moe Mahhouk via B4 Relay
2026-10-23 20:58 ` Kuppuswamy Sathyanarayanan
2026-10-23 10:17 ` Kiryl Shutsemau [this message]
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