"Arnd" == Arnd Bergmann arnd@arndb.de writes:
Arnd> The fc_get_host_stats() function contains a complex conversion Arnd> from jiffies to timespec to seconds. As we try to get rid of uses Arnd> of struct timespec, we can clean this up and replace it with a Arnd> simpler computation.
Arnd> Simply dividing the difference in jiffies by HZ is not only much Arnd> more efficient, it also avoids a problem that causes the Arnd> seconds_since_last_reset value to be incorrect if jiffies has Arnd> overrun since the 'boot_time' value was recorded.
Applied to 4.8/scsi-queue.