[patch 01/18] ia64: ia32 nopage

From: npiggin
Date: Wed Dec 05 2007 - 02:56:41 EST


Convert ia64's ia32 support from nopage to fault.

Signed-off-by: Nick Piggin <npiggin@xxxxxxx>
Cc: tony.luck@xxxxxxxxx
Cc: linux-ia64@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
arch/ia64/ia32/binfmt_elf32.c | 34 +++++++++++++++-------------------
1 file changed, 15 insertions(+), 19 deletions(-)

Index: linux-2.6/arch/ia64/ia32/binfmt_elf32.c
===================================================================
--- linux-2.6.orig/arch/ia64/ia32/binfmt_elf32.c
+++ linux-2.6/arch/ia64/ia32/binfmt_elf32.c
@@ -52,33 +52,29 @@ extern struct page *ia32_shared_page[];
extern unsigned long *ia32_gdt;
extern struct page *ia32_gate_page;

-struct page *
-ia32_install_shared_page (struct vm_area_struct *vma, unsigned long address, int *type)
+int
+ia32_install_shared_page (struct vm_area_struct *vma, struct vm_fault *vmf)
{
- struct page *pg = ia32_shared_page[smp_processor_id()];
- get_page(pg);
- if (type)
- *type = VM_FAULT_MINOR;
- return pg;
-}
-
-struct page *
-ia32_install_gate_page (struct vm_area_struct *vma, unsigned long address, int *type)
-{
- struct page *pg = ia32_gate_page;
- get_page(pg);
- if (type)
- *type = VM_FAULT_MINOR;
- return pg;
+ vmf->page = ia32_shared_page[smp_processor_id()];
+ get_page(vmf->page);
+ return 0;
+}
+
+int
+ia32_install_gate_page (struct vm_area_struct *vma, struct vm_fault *vmf)
+{
+ vmf->page = ia32_gate_page;
+ get_page(vmf->page);
+ return 0;
}


static struct vm_operations_struct ia32_shared_page_vm_ops = {
- .nopage = ia32_install_shared_page
+ .fault = ia32_install_shared_page
};

static struct vm_operations_struct ia32_gate_page_vm_ops = {
- .nopage = ia32_install_gate_page
+ .fault = ia32_install_gate_page
};

void

--

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