[PATCH 5/5] powerpc, perf: Enable branch stack sampling framework support with BHRB

This patch provides basic enablement for perf branch stack sampling framework on POWER8 processor with a new PMU feature called BHRB (Branch History Rolling Buffer). Signed-off-by: Anshuman Khandual --- arch/powerpc/perf/core-book3s.c | 96 +++--

[PATCH 5/5] powerpc, perf: Enable branch stack sampling framework support with BHRB

This patch provides basic enablement for perf branch stack sampling framework on POWER8 processor with a new PMU feature called BHRB (Branch History Rolling Buffer). Signed-off-by: Anshuman Khandual khand...@linux.vnet.ibm.com --- arch/powerpc/perf/core-book3s.c | 96