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authorAl Viro <viro@zeniv.linux.org.uk>2008-08-18 05:05:42 +0400
committerH. Peter Anvin <hpa@zytor.com>2008-10-23 09:55:20 +0400
commitbb8985586b7a906e116db835c64773b7a7d51663 (patch)
treede93ae58e88cc563d95cc124a73f3930594c6100 /arch/x86/include/asm/pgtable-2level-defs.h
parent8ede0bdb63305d3353efd97e9af6210afb05734e (diff)
downloadlinux-bb8985586b7a906e116db835c64773b7a7d51663.tar.xz
x86, um: ... and asm-x86 move
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/include/asm/pgtable-2level-defs.h')
-rw-r--r--arch/x86/include/asm/pgtable-2level-defs.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/x86/include/asm/pgtable-2level-defs.h b/arch/x86/include/asm/pgtable-2level-defs.h
new file mode 100644
index 000000000000..7ec48f4e5347
--- /dev/null
+++ b/arch/x86/include/asm/pgtable-2level-defs.h
@@ -0,0 +1,20 @@
+#ifndef ASM_X86__PGTABLE_2LEVEL_DEFS_H
+#define ASM_X86__PGTABLE_2LEVEL_DEFS_H
+
+#define SHARED_KERNEL_PMD 0
+
+/*
+ * traditional i386 two-level paging structure:
+ */
+
+#define PGDIR_SHIFT 22
+#define PTRS_PER_PGD 1024
+
+/*
+ * the i386 is two-level, so we don't really have any
+ * PMD directory physically.
+ */
+
+#define PTRS_PER_PTE 1024
+
+#endif /* ASM_X86__PGTABLE_2LEVEL_DEFS_H */