[edk2-devel] Multithreaded compression with LZMA2

[Laszlo Ersek]

On 12/03/20 13:11, Schaefer, Daniel wrote:
> 
> From: Laszlo Ersek <lersek at redhat.com>
> Sent: Thursday, December 3, 2020 18:24
> To: devel at edk2.groups.io <devel at edk2.groups.io>; Schaefer, Daniel <daniel.schaefer at hpe.com>
> Cc: Lin, Derek (HPS SW) <derek.lin2 at hpe.com>
> Subject: Re: [edk2-devel] Multithreaded compression with LZMA2
> 

> "xz -T" works by splitting the input into blocks, and it generates a
> multi-block compressed output.
> 
> Yes, that's correct.
> 
>> I'm unsure if the current LZMA
> decompressor that runs inside the firmware (= guided section extractor)
> copes with multi-block input.
> 
> I think you're right that it doesn't. But we can make the guided section extractor use that same algorithm(LZMA2) and assign it a different GUID, right?

I guess so...

Thanks
Laszlo



-=-=-=-=-=-=-=-=-=-=-=-
Groups.io Links: You receive all messages sent to this group.
View/Reply Online (#68292): https://edk2.groups.io/g/devel/message/68292
Mute This Topic: https://groups.io/mt/78651832/1813853
Group Owner: devel+owner at edk2.groups.io
Unsubscribe: https://edk2.groups.io/g/devel/unsub [edk2-devel-archive at redhat.com]
-=-=-=-=-=-=-=-=-=-=-=-