Re: [PATCH 0/7] Implement SNP live firmware update support

From: Pratik R. Sampat

Date: Fri Sep 18 2026 - 11:44:23 EST




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