RCU warning during UBI file system mount
shawn.guo at linaro.org
Tue Sep 4 23:51:10 EDT 2012
On Tue, Sep 04, 2012 at 08:43:12AM -0700, Subodh Nijsure wrote:
> MX28 is ARM device. I removed following from my config and these
> warnings went away.
There is no cpuidle implemented on imx28. I do not understand how
these options influence the result here.
> I have attached the kernel configuration file I used.
> It doesn't affect specific hw I am working with as device is not
> required to enter idle mode.
> I am Cc-ing linux-arm folks, in case someone on arm platform
> requires CPU idele &, RCU to work.
I just ran a case with CONFIG_CPU_IDLE and RCU support and failed
to reproduce the warning. Is this something specific to gpmi-nand
or we can see it with any other imx28 drivers/cases? Sorry, I do
not have NAND flash set up on my imx28 board.
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