Re: [PATCH] powerpc: Convert out of line __arch_hweight to inline

2013-08-06 Thread Anshuman Khandual
> > obj-$(CONFIG_PPC64) += copypage_64.o copyuser_64.o \ > memcpy_64.o usercopy_64.o mem_64.o string.o \ > -checksum_wrappers_64.o hweight_64.o \ > +checksum_wrappers_64.o \ > copyuser_power7.o stri

[PATCH] powerpc: Convert out of line __arch_hweight to inline

2013-08-06 Thread Madhavan Srinivasan
Patch attempts to improve the performace of __arch_hweight functions by making them inline instead of current out of line implementation. Testcase is to disable/enable SMT on a large (192 thread) POWER7 lpar. Program used for SMT disable/enable is "ppc64_cpu" with "--smt=[off/on]" option. Here are