From: Anshuman Khandual Date: Fri, 14 Mar 2014 05:00:27 +0000 (+1100) Subject: powerpc/perf: Define perf_event_print_debug() to print PMU register values X-Git-Tag: v3.15-rc1~124^2~26 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5f6d0380c64051400961accf99ec41e70ec6d8ca;p=pandora-kernel.git powerpc/perf: Define perf_event_print_debug() to print PMU register values Currently the sysrq ShowRegs command does not print any PMU registers as we have an empty definition for perf_event_print_debug(). This patch defines perf_event_print_debug() to print various PMU registers. Example output: CPU: 0 PMU registers, ppmu = POWER7 n_counters = 6 PMC1: 00000000 PMC2: 00000000 PMC3: 00000000 PMC4: 00000000 PMC5: 00000000 PMC6: 00000000 PMC7: deadbeef PMC8: deadbeef MMCR0: 0000000080000000 MMCR1: 0000000000000000 MMCRA: 0f00000001000000 SIAR: 0000000000000000 SDAR: 0000000000000000 SIER: 0000000000000000 Signed-off-by: Anshuman Khandual [mpe: Fix 32 bit build and rework formatting for compactness] Signed-off-by: Michael Ellerman Signed-off-by: Benjamin Herrenschmidt --- Reading git-diff-tree failed