On Thu, 9 Apr 2026 18:35:09 -0700 Jakub Kicinski wrote: > On Tue, 7 Apr 2026 12:59:17 -0700 Dipayaan Roy wrote: > > This behavior is observed on a single platform; other platforms > > perform better with page_pool fragments, indicating this is not a > > page_pool issue but platform-specific. > > Well, someone has to run some experiments and confirm other ARM > platforms are not impacted, with data. I was hoping to do it myself > but doesn't look like that will happen in time for the merge window :(
Please repost with the perf analysis on other commercially available ARM platform. Something like: This is a workaround applicable to only some platforms. Modifying driver X to use a similar workaround on [Ampere Max|nVidia Grace|Amazon Graviton 3|..] the performance for split pages is y% higher than when using single pages. -- pw-bot: cr
