On 05/15/2013 04:27 AM, Joseph Lo wrote: > Tegra 114 is different with other Tegra SoC chips. It using ARM Cortex-A15 > as CPU core and a enhanced flow controller for CPU power control. So > we need to skip some code that was for Contex-A9 and some other support > code that was for other Tegra SoC chips. Then adding the proper power up > and hot plug control for Tegra114. This series mostly works OK, but I see one problem: I can't hotunplug CPU0, which the commit descriptions and code changes imply I should be able to do: root@localhost:~# echo 0 > /sys/devices/system/cpu/cpu0/online -bash: echo: write error: Operation not permitted -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html