[RFC] perf-cache command interface design

[David Ahern]

On 11/7/14, 1:42 AM, Peter Zijlstra wrote:
> On Fri, Nov 07, 2014 at 05:21:08PM +0900, Masami Hiramatsu wrote:
>> The paths of buildid cache of binary/symbols are not changed.
>
> Could we get an option in .perfconfig to disable the buildid cache? Its
> pointless diskspace wastage for some of us.

I was going to respond with the same. This:

[buildid]
    # Default, disable using /dev/null
    dir = /dev/null

disables the build-id cache. Hopefully that extends to all the other 
caches getting discussed.

David