percpu: remove PER_CPU_DEF_ATTRIBUTES macro
The macro is not used: $ grep -r PER_CPU_DEF_ATTRIBUTES include/linux/percpu-defs.h: __PCPU_ATTRS(sec) PER_CPU_DEF_ATTRIBUTES __weak \ include/linux/percpu-defs.h: __PCPU_ATTRS(sec) PER_CPU_DEF_ATTRIBUTES \ include/asm-generic/percpu.h:#ifndef PER_CPU_DEF_ATTRIBUTES include/asm-generic/percpu.h:#define PER_CPU_DEF_ATTRIBUTES It was added with b01e8dc3 ("alpha: fix percpu build breakage") and removed in 2009 with b01e8dc3..6088464c. Link: http://lkml.kernel.org/r/20180821164904.qqhcduimjznods66@K55DR.localdomainSigned-off-by: NAlexander Pateenok <pateenoc@gmail.com> Acked-by: NTejun Heo <tj@kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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