Module Name:	src
   Committed By:	tsutsui
   Date:		Fri Oct 20 11:30:54 UTC 2006
   
   Modified Files:
   	src/sys/dev/ic: rtl8169.c rtl81x9reg.h rtl81x9var.h
   
   Log Message:
   - call bus_dmamap_sync(9) against DMA descriptors more properly
   - make DMA descripter members volatile
   Now re(4) works on sgimips O2.
   
   XXX: Still re(4) sometimes stalls on NFS load on sgimips,
   XXX: but I'm not sure it's sgimips specific or not.


FWIW, i use re(4) for an ultra10 nfs server that gets a lot of load.
it used to sometimes lockup before a bus_dma fix (E2BIG vs EFBIG) but
it works just fine these days.


.mrg.