From: "Pratik R. Sampat" <prsampat@amd.com>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: mcgrof@kernel.org, russ.weight@linux.dev, dakr@kernel.org,
ashish.kalra@amd.com, thomas.lendacky@amd.com,
davem@davemloft.net, linux-crypto@vger.kernel.org,
linux-kernel@vger.kernel.org, gregkh@linuxfoundation.org,
rafael@kernel.org, chao.gao@intel.com, aik@amd.com,
tycho@kernel.org, nikunj@amd.com, michael.roth@amd.com,
shansinha@google.com
Subject: Re: [PATCH 0/7] Implement SNP live firmware update support
Date: Fri, 18 Sep 2026 11:15:48 -0400 [thread overview]
Message-ID: <fc7b6f2d-9f5e-4114-8e31-cfdfccee5068@amd.com> (raw)
In-Reply-To: <aqz-vc9IPCkYHYfc@gondor.apana.org.au>
On 9/18/26 5:05 AM, Herbert Xu wrote:
> On Thu, Sep 10, 2026 at 05:01:55PM +0000, Pratik R. Sampat wrote:
>> Introducing support for live update on AMD SEV-SNP platforms via
>> DOWNLOAD_FIRMWARE_EX.
>>
>> This patchset is an extension of the RFC patchset from Tycho
>> Andersen[1].
>>
>> This series also fronts firmware_loader patches from Dan Williams[2]
>> which majorly cleans up refcount issues so that registering the upload
>> interface no longer pins the module. Without which having live firmware
>> update will cause failure to reload the ccp module as well as break
>> kexec.
>>
>> Patches based on cryptodev-2.6
>
> Please check the Sashiko comments:
>
> https://sashiko.dev/#/patchset/cover.1789059391.git.prsampat%40amd.com
>
Thanks for pointing me to these comments. I'll address the relevant ones in the
next iteration.
--Pratik
prev parent reply other threads:[~2026-09-18 15:16 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-10 17:01 [PATCH 0/7] Implement SNP live firmware update support Pratik R. Sampat
2026-09-10 17:01 ` [PATCH 1/7] firmware_loader: Stop pinning modules on registration Pratik R. Sampat
2026-09-10 17:01 ` [PATCH 2/7] firmware_loader: Stop pinning parent device per workqueue invocation Pratik R. Sampat
2026-09-10 17:01 ` [PATCH 3/7] treewide: firmware_loader: Drop the unused @module argument Pratik R. Sampat
2026-09-10 17:01 ` [PATCH 4/7] crypto: ccp - Factor out the release of the SEV firmware buffers Pratik R. Sampat
2026-09-10 17:02 ` [PATCH 5/7] crypto: ccp - Allow SNP platform data to be queried after SNP INIT Pratik R. Sampat
2026-09-10 20:09 ` Tom Lendacky
2026-09-10 21:05 ` Pratik R. Sampat
2026-09-10 17:02 ` [PATCH 6/7] crypto/ccp: Register with fw_uploader and always fail Pratik R. Sampat
2026-09-10 17:02 ` [PATCH 7/7] crypto/ccp: Implement SNP Download Firmware EX Pratik R. Sampat
2026-09-18 9:05 ` [PATCH 0/7] Implement SNP live firmware update support Herbert Xu
2026-09-18 15:15 ` Pratik R. Sampat [this message]
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