Merge branch 'linus' into tmp.x86.mpparse.new

[linux-2.6] / arch / x86 / kernel / head_32.S

diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S
index bef4618feadbc6020b78a6f230265865cfcd650c..b98b338aae1a536639186611dc915ce82ee02366 100644 (file)
--- a/arch/x86/kernel/head_32.S
+++ b/arch/x86/kernel/head_32.S
@@ -189,7 +189,7 @@ default_entry:
         * this stage.
         */
 
-#define KPMDS ((0x100000000-__PAGE_OFFSET) >> 30) /* Number of kernel PMDs */
+#define KPMDS (((-__PAGE_OFFSET) >> 30) & 3) /* Number of kernel PMDs */
 
        xorl %ebx,%ebx                          /* %ebx is kept at zero */
 
@@ -220,6 +220,8 @@ default_entry:
        jb 10b
 1:
        movl %edi,pa(init_pg_tables_end)
+       shrl $12, %eax
+       movl %eax, pa(max_pfn_mapped)
 
        /* Do early initialization of the fixmap area */
        movl $pa(swapper_pg_fixmap)+PDE_ATTR,%eax
@@ -251,6 +253,8 @@ page_pde_offset = (__PAGE_OFFSET >> 20);
        cmpl %ebp,%eax
        jb 10b
        movl %edi,pa(init_pg_tables_end)
+       shrl $12, %eax
+       movl %eax, pa(max_pfn_mapped)
 
        /* Do early initialization of the fixmap area */
        movl $pa(swapper_pg_fixmap)+PDE_ATTR,%eax