Messages in this thread | | | From | Mathieu Poirier <> | Date | Fri, 5 Aug 2016 09:41:15 -0600 | Subject | Re: [PATCH V3 1/6] perf/core: Adding PMU driver specific configuration |
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On 4 August 2016 at 10:59, Peter Zijlstra <peterz@infradead.org> wrote: > On Thu, Jul 28, 2016 at 03:42:18PM -0600, Mathieu Poirier wrote: >> This patch somewhat mimics the work done on address filters to >> add the infrastructure needed to pass PMU specific HW >> configuration to the driver before a session starts. > > I'm thinking we want to specify a syntax and validate the string matches > the syntax in the generic code.
The syntax is checked in the lexer making sure that nothing other than @cfg or @cfg=config is sent to the kernel. From there validation is done in the PMU driver that implements the set_drv_configs() interface.
I am not sure to get you point here - can I ask you to provide more details?
Thanks, Mathieu
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