On Wed, Apr 12, 2017 at 12:27:11PM +0100, Daniel P. Berrange wrote:
The virPerfGetEventAttr method contains a totally pointless loop. Remove it, verify the array size statically, and then just use an array index to access the perf event.Signed-off-by: Daniel P. Berrange <berra...@redhat.com> --- src/util/virperf.c | 143 +++++++++++++++++++++++++---------------------------- 1 file changed, 66 insertions(+), 77 deletions(-) diff --git a/src/util/virperf.c b/src/util/virperf.c index e39cebb..7366efc 100644 --- a/src/util/virperf.c +++ b/src/util/virperf.c
[...]
+ [VIR_PERF_EVENT_STALLED_CYCLES_BACKEND] = {
+ .attrType = PERF_TYPE_HARDWARE,
+ .attrConfig = PERF_COUNT_HW_STALLED_CYCLES_BACKEND
+ },
+ [VIR_PERF_EVENT_REF_CPU_CYCLES] = {
Up to VIR_PERF_EVENT_REF_CPU_CYCLES, the initialization is indexed by the enum value...
# ifdef PERF_COUNT_HW_REF_CPU_CYCLES
- .attrType = PERF_TYPE_HARDWARE,
- .attrConfig = PERF_COUNT_HW_REF_CPU_CYCLES
+ .attrType = PERF_TYPE_HARDWARE,
+ .attrConfig = PERF_COUNT_HW_REF_CPU_CYCLES
# else
- .attrType = 0,
- .attrConfig = 0,
+ .attrType = 0,
+ .attrConfig = 0,
# endif
},
- {.type = VIR_PERF_EVENT_CPU_CLOCK,
- .attrType = PERF_TYPE_SOFTWARE,
+ {.attrType = PERF_TYPE_SOFTWARE,
.attrConfig = PERF_COUNT_SW_CPU_CLOCK},
... but the rest does not. ACK with the inconsitency fixed. Jan
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