Comment improved so that the code goal is more clear. Thx to @agladysh.

This commit is contained in:
antirez 2012-05-11 22:33:28 +02:00
parent 1dcc95d081
commit f333788fbc

View File

@ -658,7 +658,7 @@ void activeExpireCycle(void) {
* expire. So after a given amount of milliseconds return to the * expire. So after a given amount of milliseconds return to the
* caller waiting for the other active expire cycle. */ * caller waiting for the other active expire cycle. */
iteration++; iteration++;
if ((iteration & 0xff) == 0 && /* & 0xff is the same as % 255 */ if ((iteration & 0xff) == 0 && /* Check once every 255 iterations */
(mstime()-start) > REDIS_EXPIRELOOKUPS_TIME_LIMIT) return; (mstime()-start) > REDIS_EXPIRELOOKUPS_TIME_LIMIT) return;
} while (expired > REDIS_EXPIRELOOKUPS_PER_CRON/4); } while (expired > REDIS_EXPIRELOOKUPS_PER_CRON/4);
} }