On Tue, Sep 05, 2023 at 09:07:40PM +0200, Marcus Seyfarth wrote: > Good. Please do not include that patch on top of 6.5.1 and higher kernels. > It just > breaks the things and is not considered as applicable, because the > functionality > which improves reclaim process is in place. > > As for slow boot up time, it is another issue and not related to RCU, IMHO. > > > Thanks for your help, I will close the RCU-related bug report and file a > seperate report for the boot/shutdown/reboot problem. > You are welcome! Thank you for closing an RCU report. When it comes to a boot time issue, i see that user space is up and running and it seems kernel loading process is ongoing. It might be that some modules during inserting/probing take time. Like you mentioned, firmware related timing issues. -- Uladzislau Rezki