Add SYSCTL ints for default normal I/O timeout && retry counts.

This is useful if you want to dynamically move into a Fibre Channel
or Multi-initiator environment that happens to be particularly noisy
and ugly that requires a lot of retries (with shorter I/O timeouts)
for commands destried by LIPs or Bus Resets.

Reviewed by:	deafening silence on audit && scsi on the retry counts
MFC after:	2 weeks

0 files changed, 0 insertions, 0 deletions