Re: CONFIG_HIGHPTE vs. sub-page page tables.

[Ingo Molnar <mingo@elte.hu>]

* Ingo Molnar <mingo@elte.hu> wrote:

> config attached. It seems all !PAE 32-bit kernel builds are broken due 
> to this. The patch below fixes it.

ok, the patch was against x86.git which had some other changes in this 
area - the one below applies to vanilla -git and fixes the bug.

	Ingo

----------------->
Subject: x86: fix pgtable_t build breakage
From: Ingo Molnar <mingo@elte.hu>

fix build breakage caused by commit 2f569afd9ced9ebec9.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
 include/asm-x86/page_32.h |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

Index: linux-x86.q/include/asm-x86/page_32.h
===================================================================
--- linux-x86.q.orig/include/asm-x86/page_32.h
+++ linux-x86.q/include/asm-x86/page_32.h
@@ -50,11 +50,13 @@ typedef unsigned long	phys_addr_t;
 typedef union { pteval_t pte, pte_low; } pte_t;
 typedef pte_t boot_pte_t;
 
-typedef struct page *pgtable_t;
-
 #endif	/* __ASSEMBLY__ */
 #endif	/* CONFIG_X86_PAE */
 
+#ifndef __ASSEMBLY__
+typedef struct page *pgtable_t;
+#endif
+
 #ifdef CONFIG_HUGETLB_PAGE
 #define HAVE_ARCH_HUGETLB_UNMAPPED_AREA
 #endif