Kernel zpool allocator. 'zsmalloc' is strongly recommended for kernels >= 6.3 as it offers the best density. For older kernels, 'zbud' is the fallback.
Note: 'z3fold' was removed from Linux kernel 6.8 and later.
Declarations
Type
one of "zsmalloc", "zbud"Default
if kernel >= 6.3 then "zsmalloc" else "zbud"