RFR(S): 8250635: MethodArityHistogram should use Compile_lock in favour of fancy checks

[Tobias Hartmann]

Hi Lutz,

looks good to me.

Best regards,
Tobias

On 26.08.20 17:18, Schmidt, Lutz wrote:
> Dear all, 
> 
> may I please request reviews for this small enhancement? Instead of calling a method doing complicated and fancy (hard to understand) checks, the iteration over all nmethods is now protected by holding the Compile_lock in addition to the CodeCache_lock.
> 
> Bug:    https://bugs.openjdk.java.net/browse/JDK-8250635
> Webrev: https://cr.openjdk.java.net/~lucy/webrevs/8250635.00/
> 
> Thank you!
> Lutz
> 
>