Volatile ranges and MADV_FREE

Posted Mar 25, 2014 14:58 UTC (Tue) by nix (subscriber, #2304)
In reply to: Volatile ranges and MADV_FREE by justincormack
Parent article: Volatile ranges and MADV_FREE

You have to deal with the signal anyway, but signal dispatch is notably slow: checking for purgedness first should reduce the frequency of signals in this case by an order of magnitude or so.