[PATCH 1/2] ARM: kernel: add support for cpu cache information

[Russell King - ARM Linux]

On Mon, Feb 23, 2015 at 06:28:10PM +0000, Sudeep Holla wrote:
> This patch adds support for cacheinfo on ARM platforms.

These patches should carry with them the justification for exporting
this information to userspace.

"Because we can" is not a good reason; once exported, this information
becomes a userspace API that we have to maintain, and thus it comes
with a non-zero support cost going forward.

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