Author: alc
Date: Mon Jan 19 07:44:18 2009
New Revision: 187428
URL: http://svn.freebsd.org/changeset/base/187428
Log:
MFC rev 180108
Compute NKPDPE from NKPT. This reduces the number of knobs that must be
turned in order to change the size of the kernel virtual address space.
Modified:
stable/7/sys/ (props changed)
stable/7/sys/amd64/include/pmap.h
stable/7/sys/contrib/pf/ (props changed)
stable/7/sys/dev/ath/ath_hal/ (props changed)
stable/7/sys/dev/cxgb/ (props changed)
Modified: stable/7/sys/amd64/include/pmap.h
==============================================================================
--- stable/7/sys/amd64/include/pmap.h Mon Jan 19 07:18:32 2009
(r187427)
+++ stable/7/sys/amd64/include/pmap.h Mon Jan 19 07:44:18 2009
(r187428)
@@ -109,7 +109,7 @@
#endif
#define NKPML4E 1 /* number of kernel PML4 slots
*/
-#define NKPDPE 1 /* number of kernel PDP slots */
+#define NKPDPE howmany(NKPT, NPDEPG)/* number of kernel PDP slots */
#define NUPML4E (NPML4EPG/2) /* number of userland PML4
pages */
#define NUPDPE (NUPML4E*NPDPEPG)/* number of userland PDP
pages */
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