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From: Tycho Andersen <tycho@kernel.org>
To: Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>,
	Borislav Petkov <bp@alien8.de>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
	Ashish Kalra <ashish.kalra@amd.com>,
	Tom Lendacky <thomas.lendacky@amd.com>,
	John Allen <john.allen@amd.com>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	"David S. Miller" <davem@davemloft.net>,
	Ard Biesheuvel <ardb@kernel.org>,
	Neeraj Upadhyay <Neeraj.Upadhyay@amd.com>,
	Kishon Vijay Abraham I <kvijayab@amd.com>,
	Alexey Kardashevskiy <aik@amd.com>,
	Nikunj A Dadhania <nikunj@amd.com>,
	"Peter Zijlstra (Intel)" <peterz@infradead.org>,
	Kim Phillips <kim.phillips@amd.com>,
	Sean Christopherson <seanjc@google.com>
Cc: linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org
Subject: [PATCH v2 00/10] Move SNP initialization to the CCP driver
Date: Mon,  9 Mar 2026 12:00:42 -0600	[thread overview]
Message-ID: <20260309180053.2389118-1-tycho@kernel.org> (raw)
In-Reply-To: <20260306153846.GKaar1Bg_1EKm17tXJ@fat_crate.local>

From: "Tycho Andersen (AMD)" <tycho@kernel.org>

Here's v2 of the series. Changes are:

* squash MFDM helper into snp_x86_shutdown()
* move MFDM helper to msr_set/clear_bit()
* move SNP bit test during shutdown from ccp into snp_x86_shutdown()
* reorder so that the two code deletion patches come first
* commit message rewrites, carry Tom's reivews as appropriate

Tom Lendacky (3):
  x86/snp: Keep the RMP table bookkeeping area mapped
  x86/snp: Create a function to clear/zero the RMP
  crypto: ccp - Update HV_FIXED page states to allow freeing of memory

Tycho Andersen (AMD) (7):
  x86/snp: drop support for SNP hotplug
  x86/snp: drop WBINVD before setting SNPEn
  x86/snp: create snp_prepare_for_snp_init()
  x86/snp, crypto: move SNP init to ccp driver
  x86/snp, crypto: move HSAVE_PA setup to arch/
  x86/snp: create snp_x86_shutdown()
  crypto: ccp - implement SNP x86 shutdown

 arch/x86/include/asm/sev.h   |   4 +
 arch/x86/virt/svm/sev.c      | 161 +++++++++++++++++++----------------
 drivers/crypto/ccp/sev-dev.c |  62 ++++++++------
 include/linux/psp-sev.h      |   4 +-
 4 files changed, 129 insertions(+), 102 deletions(-)


base-commit: 59f9bfe4641c408c08824a9b52e9f7839bde57d8
-- 
2.53.0


  reply	other threads:[~2026-03-09 18:01 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-02 19:13 [PATCH 00/11] Move SEV-SNP initialization to ccp driver Tycho Andersen
2026-03-02 19:13 ` [PATCH 01/11] x86/snp: drop support for SNP hotplug Tycho Andersen
2026-03-02 19:56   ` Tom Lendacky
2026-03-05 12:57   ` Borislav Petkov
2026-03-06 15:38   ` Borislav Petkov
2026-03-09 18:00     ` Tycho Andersen [this message]
2026-03-09 18:00       ` [PATCH v2 01/10] " Tycho Andersen
2026-03-09 18:00       ` [PATCH v2 02/10] x86/snp: drop WBINVD before setting SNPEn Tycho Andersen
2026-03-09 18:00       ` [PATCH v2 03/10] x86/snp: Keep the RMP table bookkeeping area mapped Tycho Andersen
2026-03-09 18:00       ` [PATCH v2 04/10] x86/snp: Create a function to clear/zero the RMP Tycho Andersen
2026-03-13 16:17         ` Borislav Petkov
2026-03-09 18:00       ` [PATCH v2 05/10] x86/snp: create snp_prepare_for_snp_init() Tycho Andersen
2026-03-09 18:00       ` [PATCH v2 06/10] x86/snp, crypto: move SNP init to ccp driver Tycho Andersen
2026-03-09 18:00       ` [PATCH v2 07/10] x86/snp, crypto: move HSAVE_PA setup to arch/ Tycho Andersen
2026-03-09 18:00       ` [PATCH v2 08/10] x86/snp: create snp_x86_shutdown() Tycho Andersen
2026-03-09 18:00       ` [PATCH v2 09/10] crypto: ccp - implement SNP x86 shutdown Tycho Andersen
2026-03-09 18:00       ` [PATCH v2 10/10] crypto: ccp - Update HV_FIXED page states to allow freeing of memory Tycho Andersen
2026-03-02 19:13 ` [PATCH 02/11] x86/snp: Keep the RMP table bookkeeping area mapped Tycho Andersen
2026-03-06 15:55   ` Borislav Petkov
2026-03-02 19:13 ` [PATCH 03/11] x86/snp: Create a function to clear/zero the RMP Tycho Andersen
2026-03-02 19:13 ` [PATCH 04/11] x86/snp: drop WBINVD before setting SNPEn Tycho Andersen
2026-03-02 20:00   ` Tom Lendacky
2026-03-02 19:13 ` [PATCH 05/11] x86/snp: create snp_prepare_for_snp_init() Tycho Andersen
2026-03-02 20:03   ` Tom Lendacky
2026-03-02 19:13 ` [PATCH 06/11] x86/snp, crypto: move SNP init to ccp driver Tycho Andersen
2026-03-02 20:25   ` Tom Lendacky
2026-03-02 19:13 ` [PATCH 07/11] x86/snp, crypto: move HSAVE_PA setup to arch/ Tycho Andersen
2026-03-02 20:27   ` Tom Lendacky
2026-03-02 19:13 ` [PATCH 08/11] x86/snp: allow disabling MFDM Tycho Andersen
2026-03-02 20:29   ` Tom Lendacky
2026-03-02 19:13 ` [PATCH 09/11] x86/snp: create snp_x86_shutdown() Tycho Andersen
2026-03-02 20:35   ` Tom Lendacky
2026-03-02 21:20     ` Tycho Andersen
2026-03-02 19:13 ` [PATCH 10/11] crypto: ccp - implement SNP x86 shutdown Tycho Andersen
2026-03-02 20:47   ` Tom Lendacky
2026-03-02 19:13 ` [PATCH 11/11] crypto: ccp - Update HV_FIXED page states to allow freeing of memory Tycho Andersen

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