On Mon, 2016-12-09 at 02:54:50 UTC, Michael Ellerman wrote:
> The number of CPU feature keys is meant to map 1:1 to the number of CPU
> feature flags defined in cputable.h, and the latter must fit in an
> unsigned long.
>
> In commit 4db7327194db ("powerpc: Add option to use jump label for
> cpu_has_feature()"), I incorrectly defined NUM_CPU_FTR_KEYS to 64.
>
> There should be no real adverse consequences of this bug, other than us
> allocating too many keys.
>
> Fix it by using BITS_PER_LONG.
>
> Fixes: 4db7327194db ("powerpc: Add option to use jump label for
> cpu_has_feature()")
> Tested-by: Meelis Roos <mr...@linux.ee>
> Signed-off-by: Michael Ellerman <m...@ellerman.id.au>
Applied to powerpc fixes.
https://git.kernel.org/powerpc/c/ffed15d3ce3f710b94e6f402e1
cheers
