Hi Andreas,
On 03.09.2015 11:23, Andreas Ziegler wrote:
> today's linux-next tree (next-20150903) contains commit 20f924902ff6
> ("parisc: adjust L1_CACHE_BYTES to 128 bytes on PA8800 and PA8900 CPUs")
> which you authored.
>
> I noticed it because we[0] are running a daily analysis on all commits
> in linux-next as part of our research and our tools reported it.
>
> In the patch, you create the following #if defined() structure in
> arch/parisc/include/asm/cache.h (lines 16 and following):
>
> #if defined(CONFIG_PA8X00)
> ...
> #elif defined(CONFIG_PA20)
> ...
> #else
> ...
> #endif
>
> In Kconfig, CONFIG_PA20 is defined as the following
> (arch/parisc/Kconfig, line 163):
>
> config PA20
> def_bool y
> depends on PA8X00
>
> This means that CONFIG_PA20 can and will only be enabled if
> CONFIG_PA8X00 has already been enabled, which means that the contents of
> the "#elif defined(CONFIG_PA20)" block can never be reached: its
> condition is only evaluated if CONFIG_PA8X00 is disabled, but then
> CONFIG_PA20 can never be enabled either.
That's absolutely true.
I'll fix it with the next iteration of this patch.
Thanks,
Helge
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