Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel
os
linux
[IA64] ia32 nopage
Convert ia64's ia32 support from nopage to fault.
Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
authored by Nick Piggin and committed by Tony Luck 3cdc7fc7 2018df76
+12
-16
arch/ia64/ia32/binfmt_elf32.c
+12
-16
arch/ia64/ia32/binfmt_elf32.c
···
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extern unsigned long *ia32_gdt;
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extern struct page *ia32_gate_page;
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struct page *
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ia32_install_shared_page (struct vm_area_struct *vma, unsigned long address, int *type)
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int
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ia32_install_shared_page (struct vm_area_struct *vma, struct vm_fault *vmf)
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{
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struct page *pg = ia32_shared_page[smp_processor_id()];
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get_page(pg);
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if (type)
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*type = VM_FAULT_MINOR;
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return pg;
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vmf->page = ia32_shared_page[smp_processor_id()];
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get_page(vmf->page);
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return 0;
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}
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struct page *
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ia32_install_gate_page (struct vm_area_struct *vma, unsigned long address, int *type)
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int
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ia32_install_gate_page (struct vm_area_struct *vma, struct vm_fault *vmf)
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{
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struct page *pg = ia32_gate_page;
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get_page(pg);
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if (type)
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*type = VM_FAULT_MINOR;
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return pg;
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vmf->page = ia32_gate_page;
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get_page(vmf->page);
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return 0;
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}
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static struct vm_operations_struct ia32_shared_page_vm_ops = {
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.nopage = ia32_install_shared_page
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.fault = ia32_install_shared_page
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};
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static struct vm_operations_struct ia32_gate_page_vm_ops = {
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.nopage = ia32_install_gate_page
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.fault = ia32_install_gate_page
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};
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void