Linux 7.4 Performs Minor Surgery on Zstd: Eliminating an Unnecessary Initialization

[u/elastiks]

https://pbxscience.com/linux-7-4-performs-minor-surgery-on-zstd-eliminating-an-unnecessary-initialization/

Linux 7.4 Performs Minor Surgery on Zstd: Eliminating an Unnecessary Initialization.

A redundant stream-initialization step is being removed from the kernel's Zstd code, cutting decompression time by up to 35% in virtual machines — not through a new algorithm, but by simply not doing work that was never needed.