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From: Borislav Petkov <bp@alien8.de>
To: "Kalra, Ashish" <ashish.kalra@amd.com>
Cc: tglx@kernel.org, mingo@redhat.com, dave.hansen@linux.intel.com,
	x86@kernel.org, hpa@zytor.com, seanjc@google.com,
	peterz@infradead.org, thomas.lendacky@amd.com,
	herbert@gondor.apana.org.au, davem@davemloft.net,
	ardb@kernel.org, pbonzini@redhat.com, aik@amd.com,
	Michael.Roth@amd.com, KPrateek.Nayak@amd.com,
	Tycho.Andersen@amd.com, Nathan.Fontenot@amd.com,
	ackerleytng@google.com, jackyli@google.com, pgonda@google.com,
	rientjes@google.com, jacobhxu@google.com, xin@zytor.com,
	pawan.kumar.gupta@linux.intel.com, babu.moger@amd.com,
	dyoung@redhat.com, nikunj@amd.com, john.allen@amd.com,
	darwi@linutronix.de, linux-kernel@vger.kernel.org,
	linux-crypto@vger.kernel.org, kvm@vger.kernel.org,
	linux-coco@lists.linux.dev
Subject: Re: [PATCH v12 4/5] x86/sev: Add support to perform RMP optimizations asynchronously
Date: Tue, 1 Sep 2026 12:20:25 -0700	[thread overview]
Message-ID: <20260901192025.GHapcleQABEDuwZc3I@fat_crate.local> (raw)
In-Reply-To: <c699a686-dab2-4e7b-af6e-3ea89cbed202@amd.com>

On Mon, Aug 31, 2026 at 03:00:25PM -0500, Kalra, Ashish wrote:
> And we drop the leader/follower bookkeeping, but the warm-up stays.
> 
> Minor nit with the patch below : with the andnot gone, this_cpu is now unused, so please drop it.

Ok, these changes mean, the previous patch "x86/sev: Initialize RMPOPT
configuration MSRs" needs to be redone too so that it doesn't add
rmpopt_cpumask at all.

So please take all the cleanups from this thread and send a new revision
after integrating and testing them.

Thx.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette

  reply	other threads:[~2026-09-01 19:21 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-10 19:20 [PATCH v12 0/5] Add RMPOPT support Ashish Kalra
2026-08-10 19:21 ` [PATCH v12 1/5] x86/cpufeatures: Add X86_FEATURE_RMPOPT feature flag Ashish Kalra
2026-08-10 19:21 ` [PATCH v12 2/5] x86/sev: Disable CPU hotplug while SNP is active Ashish Kalra
2026-08-10 19:21 ` [PATCH v12 3/5] x86/sev: Initialize RMPOPT configuration MSRs Ashish Kalra
2026-08-27  2:06   ` Borislav Petkov
2026-08-10 19:22 ` [PATCH v12 4/5] x86/sev: Add support to perform RMP optimizations asynchronously Ashish Kalra
2026-08-29 20:52   ` Borislav Petkov
2026-08-31 20:00     ` Kalra, Ashish
2026-09-01 19:20       ` Borislav Petkov [this message]
2026-08-10 19:22 ` [PATCH v12 5/5] x86/sev: Re-enable RMP optimizations on SNP guest shutdown Ashish Kalra
2026-08-27 16:29 ` [PATCH v12 0/5] Add RMPOPT support Tom Lendacky

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