RFR(M) 8227003: Add high-level JIT compilation mode control mechanism

[Claes Redestad]

On 2019-10-14 20:03, Igor Veresov wrote:
>> - Since we're adding flags then I think a CSR is needed. My suggestion
>>    is to change subject to something like "Add high-level JIT
>>    compilation mode control mechanism".
> I don’t think we need a CSR, we’re only adding flags. Everything stay backwards-compatible.

"For CSR purposes, only Hotspot's 'product' and 'manageable' flags are
considered exported interfaces that require a CSR request when they are
*added*, [...]":

https://wiki.openjdk.java.net/display/HotSpot/Hotspot+Command-line+Flags%3A+Kinds%2C+Lifecycle+and+the+CSR+Process

My understanding is that we need a CSR for the product flag, but not the
diagnostic ones.

/Claes