From: "Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>
To: hdegoede@redhat.com,
Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Cc: platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] platform/x86: ISST: Do Not Restore SST MSRs on CPU Online Operation
Date: Wed, 07 May 2025 13:37:12 +0300 [thread overview]
Message-ID: <174661423219.2744.949615861915039788.b4-ty@linux.intel.com> (raw)
In-Reply-To: <20250505202722.1048675-1-srinivas.pandruvada@linux.intel.com>
On Mon, 05 May 2025 13:27:22 -0700, Srinivas Pandruvada wrote:
> During CPU offline/online operations, the hardware retains MSR settings.
> Even if all CPUs are offlined, the package does not lose its MSR
> settings.
>
> Therefore, it is unnecessary to restore MSRs which are modified during
> the online operation, and this extra step can be removed.
>
> [...]
Thank you for your contribution, it has been applied to my local
review-ilpo-next branch. Note it will show up in the public
platform-drivers-x86/review-ilpo-next branch only once I've pushed my
local branch there, which might take a while.
The list of commits applied:
[1/1] platform/x86: ISST: Do Not Restore SST MSRs on CPU Online Operation
commit: 68ea978fa096dd62aed386b384e3bc7e713d3b79
--
i.
prev parent reply other threads:[~2025-05-07 10:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-05 20:27 [PATCH] platform/x86: ISST: Do Not Restore SST MSRs on CPU Online Operation Srinivas Pandruvada
2025-05-07 10:37 ` Ilpo Järvinen [this message]
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