[PATCH v20 17/20] perf, tools: Make alias matching case-insensitive

From: Andi Kleen Make alias matching the events parser case-insensitive. This is useful with the JSON events. perf uses lower case events, but the CPU manuals generally use upper case event names. The JSON files use lower case by default too. But if we search case

[PATCH v20 17/20] perf, tools: Make alias matching case-insensitive

From: Andi Kleen Make alias matching the events parser case-insensitive. This is useful with the JSON events. perf uses lower case events, but the CPU manuals generally use upper case event names. The JSON files use lower case by default too. But if we search case insensitively then users can