tree 2fdbe50888cc77b740862c0f6f182082a4aeeab9
parent a855b84c3d8c73220d4d3cd392a7bee7c83de70e
author Dave Young <dyoung@redhat.com> 1322065253 -0800
committer Tejun Heo <tj@kernel.org> 1322065253 -0800

percpu: explain why per_cpu_ptr_to_phys() is more complicated than necessary

Add comments about current per_cpu_ptr_to_phys implementation to
explain why the logic is more complicated than necessary.

-tj: relocated comment into kerneldoc comment

Signed-off-by: Dave Young <dyoung@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>