From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.alien8.de (mail.alien8.de [65.109.113.108]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0770549E5FF for ; Tue, 1 Sep 2026 19:21:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.109.113.108 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788290480; cv=none; b=tH2JB+dskSsnPDxdvPIgd5e4mDq2gEB0cBCg/hNEnbmmgOB2S8ah8vP9okzDA/CaTFGHLfTEZcSS0it+qrqhIKsDrSqgAm6nhvcUMrIn4QF832wbbkD31+v3NXWuYjFB9ju3BXMYRebSO4eH+OFexylXOdgmn9+aDVltIINSXUo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788290480; c=relaxed/simple; bh=rFCR4wvJPqtoOsLRqFRiTraJfKJOCvUH3Vowulw0ArM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=pmdLCBQmO7TaUK4sSbym+yx0TJKFQQ10Of4zMvOXW50QpMXlDchrTGN7ufXFkbPizg8dI+3bqo1F1IR2SxWd9qz3OD+wOqN+adVW9okbhrtF3aiuau9wnhbxO9M3CdhPMixmsSI6uUXswQgAyCu4pG35Yw9Uxdwq5XZDLYaTzaA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de; spf=pass smtp.mailfrom=alien8.de; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b=JOO1+1L2; arc=none smtp.client-ip=65.109.113.108 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=alien8.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b="JOO1+1L2" Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id D31DA40E01DD; Tue, 1 Sep 2026 19:21:13 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Authentication-Results: mail.alien8.de (amavisd-new); dkim=pass (4096-bit key) header.d=alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 42J7P_o6H5Nz; Tue, 1 Sep 2026 19:21:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1788290463; bh=RnB4UBwIEU5ra0mwZ01BUCuLPy+58IVs4ew37pEMoXc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=JOO1+1L273NyqfcFGwz2MT94SkwUY+b8uVgDoJa653eT5gtWzVONMMzv+jX3TL0QK DQnQ1yJgZDcxC2tOpBvs1nRWJ8ymnlElQZruVLAJQm4PazrZPgQepckG7RcltsVl8V BuZfc5wfOkZ49YdT8GpN69T5jtUrDID6WbiCmzORwtXRAZVd3DjlGCWkoYiZ8dYbYt llHUv/QtmuDgnr38XOSvF5OazHwO+dq0CEVUc24j5nvvkc2TlugkxKGwWuFe/+GppP Vq1A5SoJxK7qDyytsvsepZ4Q+MdSgqX2L/xm5sAvDbTjabHYNh0mbtnizA615wYU74 mNnUPQE17VxdwaHDbzEE2ZRPOADmraP7VF/10NsKy5hEZN7FSnTwB78Pxjg4A7PEmg fk6LBPgj36NvAo3jOYO6HNQ7+sZ1Sph9tEzExKoBfZ0+8IqECTzz/VgMz3F9V28m4L o+uSE7S0TEU+K9mLOb79Qh7RXIccMC7tKxbewNLSrz0k6JjWM07GACH1vf1H4xBFGF ha1kCJjMcTGmfm/101WrWNpsG92FTbxQHADRecgAxHi6n5T2H04SM/0I3Nfl6sxBo2 L3TDgOkyJTZS+UmOlYk6CU4GLAwqZdemIvs8It0MMpWW8i0Lf3XEdMfIpeZ3Q4IM8s g4XXoiThC2RTKS3y5TOVozmc= Received: from stx.tnic (unknown [IPv6:2600:1700:38ca:c00::e]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id CD76340E01E1; Tue, 1 Sep 2026 19:20:28 +0000 (UTC) Date: Tue, 1 Sep 2026 12:20:25 -0700 From: Borislav Petkov To: "Kalra, Ashish" 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 Message-ID: <20260901192025.GHapcleQABEDuwZc3I@fat_crate.local> References: <9c9502278f68af9da19f0dd583ba303d0e6d66d2.1786389115.git.ashish.kalra@amd.com> <20260829205208.GDapNGeGMOs02IrkGS@fat_crate.local> Precedence: bulk X-Mailing-List: linux-coco@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: 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