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: Re: [PATCH v1 2/2] crypto/ccp: skip SNP_INIT if preparation fails
Date: Wed, 1 Apr 2026 08:39:11 -0600 [thread overview]
Message-ID: <ac0uD9br0gnXwbFJ@tycho.pizza> (raw)
In-Reply-To: <20260401143552.3038979-2-tycho@kernel.org>
On Wed, Apr 01, 2026 at 08:35:51AM -0600, Tycho Andersen wrote:
> From: "Tycho Andersen (AMD)" <tycho@kernel.org>
>
> During SNP_INIT, the firmware checks to see that the SNP enable bit is set
> on all CPUs. If snp_prepare() failed because not all CPUs were online,
> SNP_INIT will fail, so skip it.
Heh, you can ignore this one. Somehow it got sent out when I fixed the
capitalization in the commit message.
Tycho
next prev parent reply other threads:[~2026-04-01 14:39 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-01 14:35 [PATCH v1 1/2] x86/sev: Do not initialize SNP if missing CPUs Tycho Andersen
2026-04-01 14:35 ` [PATCH v1 2/2] crypto/ccp: skip SNP_INIT if preparation fails Tycho Andersen
2026-04-01 14:39 ` Tycho Andersen [this message]
2026-04-03 13:33 ` Tom Lendacky
2026-04-01 14:35 ` [PATCH v1 2/2] crypto/ccp: Skip " Tycho Andersen
2026-04-03 13:31 ` [PATCH v1 1/2] x86/sev: Do not initialize SNP if missing CPUs Tom Lendacky
2026-04-03 17:18 ` Borislav Petkov
2026-04-03 17:52 ` Tycho Andersen
2026-04-03 19:53 ` Borislav Petkov
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