Re: [PATCH v8 3/7] init: add support for zstd compressed kernel
From: Randy Dunlap
Date: Fri Jul 24 2020 - 10:09:42 EST
On 7/24/20 5:17 AM, Ingo Molnar wrote:
> * Randy Dunlap <rdunlap@xxxxxxxxxxxxx> wrote:
>> On 7/23/20 12:27 PM, Nick Terrell wrote:
>>> +config KERNEL_ZSTD
>>> + bool "ZSTD"
>>> + depends on HAVE_KERNEL_ZSTD
>>> + help
>>> + ZSTD is a compression algorithm targeting intermediate compression
>>> + with fast decompression speed. It will compress better than GZIP and
>>> + decompress around the same speed as LZO, but slower than LZ4. You
>>> + will need at least 192 KB RAM or more for booting. The zstd command
>>> + line tools is required for compression.
>> tools are required
> Since 'zstd' is the singular tool required for compression AFAICS:
> LZ4 = lz4c
> XZ = xz
> +ZSTD = zstd
> "The zstd command line tool is required for compression" is the
> intended wording I'd say?
Sure, that works.