CVSROOT: /cvs Module name: src Changes by: kette...@cvs.openbsd.org 2014/03/31 15:10:10
Modified files:
sys/arch/alpha/dev: sgmap_common.c sgmap_typedep.c sgmapvar.h
Log message:
Use extent_alloc_with_descr(9) and add a mutex to protect the extent.
This should make bus_dmamap_load(9) and bus_dmamap_unload(9) "mpsafe".
As a bonus this gets rid of a potential memory allocation in the IO path.
ok miod@
