Put appropriate pagetable update hooks in so that paravirt knows
what's going on in there.
Signed-off-by: Jeremy Fitzhardinge <[EMAIL PROTECTED]>
---
arch/x86/mm/ioremap.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -18,6 +18,7 @@
#include <asm/fixmap.h>
#include <asm/pgtable.h>
#include <asm/tlbflush.h>
+#include <asm/pgalloc.h>
#ifdef CONFIG_X86_64
@@ -265,7 +266,7 @@ void __init early_ioremap_init(void)
pmd = early_ioremap_pmd(fix_to_virt(FIX_BTMAP_BEGIN));
memset(bm_pte, 0, sizeof(bm_pte));
- set_pmd(pmd, __pmd(__pa(bm_pte) | _PAGE_TABLE));
+ pmd_populate_kernel(&init_mm, pmd, bm_pte);
/*
* The boot-ioremap range spans multiple pmds, for which
@@ -295,6 +296,7 @@ void __init early_ioremap_clear(void)
pmd = early_ioremap_pmd(fix_to_virt(FIX_BTMAP_BEGIN));
pmd_clear(pmd);
+ paravirt_release_pt(__pa(bm_pte) >> PAGE_SHIFT);
__flush_tlb_all();
}
--
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