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authorDavid Miller <davem@davemloft.net>2007-10-16 01:24:16 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-16 09:42:51 -0700
commit46644c2477c58906e95281636d04e9cc42b39352 (patch)
treefd02fa96c5f55fc94a2db71abc0c2c389a69a33e /include/asm-sparc64
parentef229c5a5e7701ab08a6a06258f415b150348bcc (diff)
SPARC64: SPARSEMEM_VMEMMAP support
[apw@shadowen.org: style fixups] [apw@shadowen.org: vmemmap sparc64: convert to new config options] Signed-off-by: Andy Whitcroft <apw@shadowen.org> Acked-by: Mel Gorman <mel@csn.ul.ie> Acked-by: Christoph Lameter <clameter@sgi.com> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-sparc64')
-rw-r--r--include/asm-sparc64/pgtable.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/asm-sparc64/pgtable.h b/include/asm-sparc64/pgtable.h
index 0393380d754a..3167ccff64f8 100644
--- a/include/asm-sparc64/pgtable.h
+++ b/include/asm-sparc64/pgtable.h
@@ -42,6 +42,9 @@
#define HI_OBP_ADDRESS _AC(0x0000000100000000,UL)
#define VMALLOC_START _AC(0x0000000100000000,UL)
#define VMALLOC_END _AC(0x0000000200000000,UL)
+#define VMEMMAP_BASE _AC(0x0000000200000000,UL)
+
+#define vmemmap ((struct page *)VMEMMAP_BASE)
/* XXX All of this needs to be rethought so we can take advantage
* XXX cheetah's full 64-bit virtual address space, ie. no more hole