# HG changeset patch
# User iap10@xxxxxxxxxxxxxxxxxxxxx
# Node ID 4995d5f167c9e0a80087c4e6ece8c3381da6f737
# Parent ba46bd7f5cdf766081edafda7b499129af177e88
# Parent ab3813d38b20835557b90a6981d79cca4e8582be
merge
diff -r ba46bd7f5cdf -r 4995d5f167c9
linux-2.6-xen-sparse/arch/xen/i386/mm/hypervisor.c
--- a/linux-2.6-xen-sparse/arch/xen/i386/mm/hypervisor.c Fri Aug 12
15:59:34 2005
+++ b/linux-2.6-xen-sparse/arch/xen/i386/mm/hypervisor.c Fri Aug 12
16:59:24 2005
@@ -286,8 +286,8 @@
pmd = pmd_offset(pud, (vstart + (i*PAGE_SIZE)));
pte = pte_offset_kernel(pmd, (vstart + (i*PAGE_SIZE)));
mfn = pte_mfn(*pte);
- HYPERVISOR_update_va_mapping(
- vstart + (i*PAGE_SIZE), __pte_ma(0), 0);
+ BUG_ON(HYPERVISOR_update_va_mapping(
+ vstart + (i*PAGE_SIZE), __pte_ma(0), 0));
phys_to_machine_mapping[(__pa(vstart)>>PAGE_SHIFT)+i] =
INVALID_P2M_ENTRY;
BUG_ON(HYPERVISOR_dom_mem_op(
@@ -300,9 +300,9 @@
/* 3. Map the new extent in place of old pages. */
for (i = 0; i < (1<<order); i++) {
- HYPERVISOR_update_va_mapping(
+ BUG_ON(HYPERVISOR_update_va_mapping(
vstart + (i*PAGE_SIZE),
- __pte_ma(((mfn+i)<<PAGE_SHIFT)|__PAGE_KERNEL), 0);
+ __pte_ma(((mfn+i)<<PAGE_SHIFT)|__PAGE_KERNEL), 0));
xen_machphys_update(mfn+i, (__pa(vstart)>>PAGE_SHIFT)+i);
phys_to_machine_mapping[(__pa(vstart)>>PAGE_SHIFT)+i] = mfn+i;
}
@@ -345,7 +345,8 @@
#ifdef CONFIG_X86_64
xen_l1_entry_update(pte, __pte(0));
#else
- HYPERVISOR_update_va_mapping(vstart + (i*PAGE_SIZE), __pte_ma(0), 0);
+ BUG_ON(HYPERVISOR_update_va_mapping(vstart + (i*PAGE_SIZE),
+ __pte_ma(0), 0));
#endif
phys_to_machine_mapping[(__pa(vstart)>>PAGE_SHIFT)+i] =
INVALID_P2M_ENTRY;
diff -r ba46bd7f5cdf -r 4995d5f167c9
linux-2.6-xen-sparse/arch/xen/i386/mm/pgtable.c
--- a/linux-2.6-xen-sparse/arch/xen/i386/mm/pgtable.c Fri Aug 12 15:59:34 2005
+++ b/linux-2.6-xen-sparse/arch/xen/i386/mm/pgtable.c Fri Aug 12 16:59:24 2005
@@ -222,8 +222,8 @@
unsigned long va = (unsigned long)__va(page_to_pfn(pte)<<PAGE_SHIFT);
if (!pte_write(*virt_to_ptep(va)))
- HYPERVISOR_update_va_mapping(
- va, pfn_pte(page_to_pfn(pte), PAGE_KERNEL), 0);
+ BUG_ON(HYPERVISOR_update_va_mapping(
+ va, pfn_pte(page_to_pfn(pte), PAGE_KERNEL), 0));
ClearPageForeign(pte);
set_page_count(pte, 1);
@@ -355,10 +355,10 @@
if (!pte_write(*ptep)) {
xen_pgd_unpin(__pa(pgd));
- HYPERVISOR_update_va_mapping(
+ BUG_ON(HYPERVISOR_update_va_mapping(
(unsigned long)pgd,
pfn_pte(virt_to_phys(pgd)>>PAGE_SHIFT, PAGE_KERNEL),
- 0);
+ 0));
}
/* in the PAE case user pgd entries are overwritten before usage */
@@ -451,9 +451,9 @@
if (PageHighMem(page))
return;
- HYPERVISOR_update_va_mapping(
+ BUG_ON(HYPERVISOR_update_va_mapping(
(unsigned long)__va(pfn << PAGE_SHIFT),
- pfn_pte(pfn, flags), 0);
+ pfn_pte(pfn, flags), 0));
}
static void mm_walk(struct mm_struct *mm, pgprot_t flags)
@@ -492,10 +492,10 @@
spin_lock(&mm->page_table_lock);
mm_walk(mm, PAGE_KERNEL_RO);
- HYPERVISOR_update_va_mapping(
+ BUG_ON(HYPERVISOR_update_va_mapping(
(unsigned long)mm->pgd,
pfn_pte(virt_to_phys(mm->pgd)>>PAGE_SHIFT, PAGE_KERNEL_RO),
- UVMF_TLB_FLUSH);
+ UVMF_TLB_FLUSH));
xen_pgd_pin(__pa(mm->pgd));
mm->context.pinned = 1;
spin_lock(&mm_unpinned_lock);
@@ -510,9 +510,9 @@
spin_lock(&mm->page_table_lock);
xen_pgd_unpin(__pa(mm->pgd));
- HYPERVISOR_update_va_mapping(
+ BUG_ON(HYPERVISOR_update_va_mapping(
(unsigned long)mm->pgd,
- pfn_pte(virt_to_phys(mm->pgd)>>PAGE_SHIFT, PAGE_KERNEL), 0);
+ pfn_pte(virt_to_phys(mm->pgd)>>PAGE_SHIFT, PAGE_KERNEL), 0));
mm_walk(mm, PAGE_KERNEL);
xen_tlb_flush();
mm->context.pinned = 0;
diff -r ba46bd7f5cdf -r 4995d5f167c9
linux-2.6-xen-sparse/drivers/xen/balloon/balloon.c
--- a/linux-2.6-xen-sparse/drivers/xen/balloon/balloon.c Fri Aug 12
15:59:34 2005
+++ b/linux-2.6-xen-sparse/drivers/xen/balloon/balloon.c Fri Aug 12
16:59:24 2005
@@ -211,11 +211,11 @@
/* Link back into the page tables if it's not a highmem page. */
if ( pfn < max_low_pfn )
{
- HYPERVISOR_update_va_mapping(
+ BUG_ON(HYPERVISOR_update_va_mapping(
(unsigned long)__va(pfn << PAGE_SHIFT),
__pte_ma((mfn_list[i] << PAGE_SHIFT) |
pgprot_val(PAGE_KERNEL)),
- 0);
+ 0));
}
/* Finally, relinquish the memory back to the system allocator. */
@@ -249,8 +249,8 @@
{
v = phys_to_virt(pfn << PAGE_SHIFT);
scrub_pages(v, 1);
- HYPERVISOR_update_va_mapping(
- (unsigned long)v, __pte_ma(0), 0);
+ BUG_ON(HYPERVISOR_update_va_mapping(
+ (unsigned long)v, __pte_ma(0), 0));
}
#ifdef CONFIG_XEN_SCRUB_PAGES
else
diff -r ba46bd7f5cdf -r 4995d5f167c9
linux-2.6-xen-sparse/include/asm-xen/asm-i386/hypercall.h
--- a/linux-2.6-xen-sparse/include/asm-xen/asm-i386/hypercall.h Fri Aug 12
15:59:34 2005
+++ b/linux-2.6-xen-sparse/include/asm-xen/asm-i386/hypercall.h Fri Aug 12
16:59:24 2005
@@ -386,13 +386,6 @@
"4" (flags)
: "memory" );
- if ( unlikely(ret < 0) )
- {
- printk(KERN_ALERT "Failed update VA mapping: %08lx, %08lx, %08lx\n",
- va, (new_val).pte_low, flags);
- BUG();
- }
-
return ret;
}
diff -r ba46bd7f5cdf -r 4995d5f167c9
linux-2.6-xen-sparse/include/asm-xen/asm-x86_64/pgtable.h
--- a/linux-2.6-xen-sparse/include/asm-xen/asm-x86_64/pgtable.h Fri Aug 12
15:59:34 2005
+++ b/linux-2.6-xen-sparse/include/asm-xen/asm-x86_64/pgtable.h Fri Aug 12
16:59:24 2005
@@ -497,7 +497,7 @@
do { \
if (__dirty) { \
if ( likely((__vma)->vm_mm == current->mm) ) { \
- HYPERVISOR_update_va_mapping((__address),
(__entry), UVMF_INVLPG|UVMF_MULTI|(unsigned
long)((__vma)->vm_mm->cpu_vm_mask.bits)); \
+ BUG_ON(HYPERVISOR_update_va_mapping((__address),
(__entry), UVMF_INVLPG|UVMF_MULTI|(unsigned
long)((__vma)->vm_mm->cpu_vm_mask.bits))); \
} else { \
xen_l1_entry_update((__ptep), (__entry)); \
flush_tlb_page((__vma), (__address)); \
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