[PATCH] powerpc: enable heap randomization for linkstations

[Jon Smirl]

On Sun, Oct 19, 2008 at 4:59 PM, Guennadi Liakhovetski
<g.liakhovetski at gmx.de> wrote:
> (modified the cc-list somewhat)
>
> On Sat, 18 Oct 2008, Rogério Brito wrote:
>
>> systems. Here is something that I get with a vanilla linkstation_defconfig:
>>
>> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
>> drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
>> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
>>
>> This gets me (with bootlogd enabled):
>>
>> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
>> Wed Dec 31 21:00:15 1969: Cannot access the Hardware Clock via any known method.
>> Wed Dec 31 21:00:15 1969: Use the --debug option to see the details of our search for an access method.
>> Wed Dec 31 21:00:15 1969: Unable to set System Clock to: Thu Jan 1 00:00:15 UTC 1970 ^[[33m(warning).^[[39;49m
>> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
>
> Yes, there seems to be a problem here now. The i2c adapter does not get
> probed, i.e., of-matching doesn't work. A quick look through other
> device-trees, using the same i2c driver, through git-logs of the i2c
> driver and the dts didn't bring me to a solution. Can anyone spot what's
> wrong with kuroboxHG.dts? lsprop output looks reasonable. Last working
> kernel was 2.6.25-rc6-ish.
>
>> I just saw that in the default config:
>>
>> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
>> # CONFIG_PPC_CLOCK is not set
>> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
>
> No, kurobox uses generic RTC class.

I don't see anything obviously wrong.

Is rtc-rs5c372 built into your kernel?

You may need to add some debug statements in drivers/of/of_i2c.c to
figure out what is wrong.
It could be something like a _ not matching a -.


>
> Thanks for the report
> Guennadi
> ---
> Guennadi Liakhovetski, Ph.D.
> Freelance Open-Source Software Developer
>



-- 
Jon Smirl
jonsmirl at gmail.com