PERFORCE change 213148 for review

[Brooks Davis-2]

http://p4web.freebsd.org/@@213148?ac=10

Change 213148 by brooks@brooks_ecr_current on 2012/06/19 15:56:12

        Do reject non-PAGE_SIZE aligned and sized regions if mmap is to be
        configured.
       
        Requested by: rwatson

Affected files ...

.. //depot/projects/ctsrd/beribsd/src/sys/dev/altera/avgen/altera_avgen.c#5 edit

Differences ...

==== //depot/projects/ctsrd/beribsd/src/sys/dev/altera/avgen/altera_avgen.c#5 (text+ko) ====

@@ -382,7 +382,7 @@
  device_printf(dev, "couldn't map memory\n");
  return (ENXIO);
  }
- if (rman_get_size(sc->avg_res) >= PAGE_SIZE) {
+ if (rman_get_size(sc->avg_res) >= PAGE_SIZE || str_mmapio != NULL) {
  if (rman_get_size(sc->avg_res) % PAGE_SIZE != 0) {
  device_printf(dev,
     "memory region not even multiple of page size\n");
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