On Wed, 17 Nov 2021 00:02:57 -0600, Nathan Lynch wrote:

This can be considered a successor to:

https://lore.kernel.org/linuxppc-dev/20210504030358.1715034-1-nathanl@linux.ibm.com/ (local)

which tried to address both the suboptimal delay behavior as well as API
issues. This version achieves the performance improvements and leaves major
API changes for another time.

[...]

Applied to powerpc/next.

[1/2] powerpc/rtas: rtas_busy_delay() improvements
      https://git.kernel.org/powerpc/c/38f7b7067dae0c101be573106018e8af22a90fdf
[2/2] powerpc/rtas: rtas_busy_delay_time() kernel-doc
      https://git.kernel.org/powerpc/c/dd5cde457a5eb77088d1d9eecface47c0563cd43

cheers