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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] Fix PAE and x86/64 when NX/XD is unavailable.
# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID 0b5ee83ea35c98a511c794b11fa8c70ab8cc2274
# Parent 3889ca17ff5867d5efa19eaf25463d59dd6c8c7d
Fix PAE and x86/64 when NX/XD is unavailable.
Signed-off-by: Keir Fraser <keir@xxxxxxxxxxxxx>
diff -r 3889ca17ff58 -r 0b5ee83ea35c
linux-2.6-xen-sparse/arch/xen/i386/mm/ioremap.c
--- a/linux-2.6-xen-sparse/arch/xen/i386/mm/ioremap.c Tue Aug 23 12:30:35 2005
+++ b/linux-2.6-xen-sparse/arch/xen/i386/mm/ioremap.c Tue Aug 23 13:13:39 2005
@@ -346,7 +346,7 @@
* Fill in the machine address: PTE ptr is done later by
* __direct_remap_area_pages().
*/
- v->val = (machine_addr & PAGE_MASK) | pgprot_val(prot);
+ v->val = pte_val_ma(pfn_pte_ma(machine_addr >> PAGE_SHIFT,
prot));
machine_addr += PAGE_SIZE;
address += PAGE_SIZE;
diff -r 3889ca17ff58 -r 0b5ee83ea35c
linux-2.6-xen-sparse/arch/xen/x86_64/mm/ioremap.c
--- a/linux-2.6-xen-sparse/arch/xen/x86_64/mm/ioremap.c Tue Aug 23 12:30:35 2005
+++ b/linux-2.6-xen-sparse/arch/xen/x86_64/mm/ioremap.c Tue Aug 23 13:13:39 2005
@@ -50,7 +50,6 @@
#else
-#if defined(__i386__)
/*
* Does @address reside within a non-highmem page that is local to this virtual
* machine (i.e., not an I/O page, nor a memory page belonging to another VM).
@@ -64,14 +63,7 @@
unsigned long pfn = mfn_to_pfn(mfn);
return ((pfn < max_low_pfn) && (phys_to_machine_mapping[pfn] == mfn));
}
-#elif defined(__x86_64__)
-/*
- *
- */
-static inline int is_local_lowmem(unsigned long address)
-{
- return 0;
-}
+
#endif
/*
@@ -142,9 +134,7 @@
if (direct_remap_area_pages(&init_mm, (unsigned long) addr, phys_addr,
size, __pgprot(_PAGE_PRESENT | _PAGE_RW |
_PAGE_DIRTY | _PAGE_ACCESSED
-#if defined(__x86_64__)
| _PAGE_USER
-#endif
| flags), domid)) {
vunmap((void __force *) addr);
return NULL;
@@ -441,7 +431,7 @@
* Fill in the machine address: PTE ptr is done later by
* __direct_remap_area_pages().
*/
- v->val = (machine_addr & PAGE_MASK) | pgprot_val(prot);
+ v->val = pte_val_ma(pfn_pte_ma(machine_addr >> PAGE_SHIFT,
prot));
machine_addr += PAGE_SIZE;
address += PAGE_SIZE;
diff -r 3889ca17ff58 -r 0b5ee83ea35c
linux-2.6-xen-sparse/drivers/xen/privcmd/privcmd.c
--- a/linux-2.6-xen-sparse/drivers/xen/privcmd/privcmd.c Tue Aug 23
12:30:35 2005
+++ b/linux-2.6-xen-sparse/drivers/xen/privcmd/privcmd.c Tue Aug 23
13:13:39 2005
@@ -167,7 +167,7 @@
if (ret)
goto batch_err;
- u.val = (mfn << PAGE_SHIFT) | pgprot_val(vma->vm_page_prot);
+ u.val = pte_val_ma(pfn_pte_ma(mfn, vma->vm_page_prot));
u.ptr = ptep;
if ( unlikely(HYPERVISOR_mmu_update(&u, 1, NULL, m.dom) < 0) )
diff -r 3889ca17ff58 -r 0b5ee83ea35c xen/arch/x86/mm.c
--- a/xen/arch/x86/mm.c Tue Aug 23 12:30:35 2005
+++ b/xen/arch/x86/mm.c Tue Aug 23 13:13:39 2005
@@ -444,7 +444,7 @@
if ( unlikely(l1e_get_flags(l1e) & L1_DISALLOW_MASK) )
{
- MEM_LOG("Bad L1 flags %x\n", l1e_get_flags(l1e) & L1_DISALLOW_MASK);
+ MEM_LOG("Bad L1 flags %x", l1e_get_flags(l1e) & L1_DISALLOW_MASK);
return 0;
}
@@ -490,7 +490,7 @@
if ( unlikely((l2e_get_flags(l2e) & L2_DISALLOW_MASK)) )
{
- MEM_LOG("Bad L2 flags %x\n", l2e_get_flags(l2e) & L2_DISALLOW_MASK);
+ MEM_LOG("Bad L2 flags %x", l2e_get_flags(l2e) & L2_DISALLOW_MASK);
return 0;
}
@@ -523,7 +523,7 @@
if ( unlikely((l3e_get_flags(l3e) & L3_DISALLOW_MASK)) )
{
- MEM_LOG("Bad L3 flags %x\n", l3e_get_flags(l3e) & L3_DISALLOW_MASK);
+ MEM_LOG("Bad L3 flags %x", l3e_get_flags(l3e) & L3_DISALLOW_MASK);
return 0;
}
@@ -557,7 +557,7 @@
if ( unlikely((l4e_get_flags(l4e) & L4_DISALLOW_MASK)) )
{
- MEM_LOG("Bad L4 flags %x\n", l4e_get_flags(l4e) & L4_DISALLOW_MASK);
+ MEM_LOG("Bad L4 flags %x", l4e_get_flags(l4e) & L4_DISALLOW_MASK);
return 0;
}
@@ -1025,7 +1025,7 @@
unlikely(o != l1e_get_intpte(ol1e)) )
{
MEM_LOG("Failed to update %" PRIpte " -> %" PRIpte
- ": saw %" PRIpte "\n",
+ ": saw %" PRIpte,
l1e_get_intpte(ol1e),
l1e_get_intpte(nl1e),
o);
@@ -1051,7 +1051,7 @@
{
if ( unlikely(l1e_get_flags(nl1e) & L1_DISALLOW_MASK) )
{
- MEM_LOG("Bad L1 flags %x\n",
+ MEM_LOG("Bad L1 flags %x",
l1e_get_flags(nl1e) & L1_DISALLOW_MASK);
return 0;
}
@@ -1113,7 +1113,7 @@
{
if ( unlikely(l2e_get_flags(nl2e) & L2_DISALLOW_MASK) )
{
- MEM_LOG("Bad L2 flags %x\n",
+ MEM_LOG("Bad L2 flags %x",
l2e_get_flags(nl2e) & L2_DISALLOW_MASK);
return 0;
}
@@ -1175,7 +1175,7 @@
{
if ( unlikely(l3e_get_flags(nl3e) & L3_DISALLOW_MASK) )
{
- MEM_LOG("Bad L3 flags %x\n",
+ MEM_LOG("Bad L3 flags %x",
l3e_get_flags(nl3e) & L3_DISALLOW_MASK);
return 0;
}
@@ -1237,7 +1237,7 @@
{
if ( unlikely(l4e_get_flags(nl4e) & L4_DISALLOW_MASK) )
{
- MEM_LOG("Bad L4 flags %x\n",
+ MEM_LOG("Bad L4 flags %x",
l4e_get_flags(nl4e) & L4_DISALLOW_MASK);
return 0;
}
@@ -1598,7 +1598,7 @@
percpu_info[cpu].foreign = dom_io;
break;
default:
- MEM_LOG("Dom %u cannot set foreign dom\n", d->domain_id);
+ MEM_LOG("Dom %u cannot set foreign dom", d->domain_id);
okay = 0;
break;
}
@@ -1831,7 +1831,7 @@
case MMUEXT_FLUSH_CACHE:
if ( unlikely(!IS_CAPABLE_PHYSDEV(d)) )
{
- MEM_LOG("Non-physdev domain tried to FLUSH_CACHE.\n");
+ MEM_LOG("Non-physdev domain tried to FLUSH_CACHE.");
okay = 0;
}
else
@@ -1845,7 +1845,7 @@
if ( shadow_mode_external(d) )
{
MEM_LOG("ignoring SET_LDT hypercall from external "
- "domain %u\n", d->domain_id);
+ "domain %u", d->domain_id);
okay = 0;
break;
}
@@ -1916,7 +1916,7 @@
unlikely(IS_XEN_HEAP_FRAME(page)) )
{
MEM_LOG("Transferee has no reservation headroom (%d,%d), or "
- "page is in Xen heap (%lx), or dom is dying (%ld).\n",
+ "page is in Xen heap (%lx), or dom is dying (%ld).",
e->tot_pages, e->max_pages, op.mfn, e->domain_flags);
okay = 0;
goto reassign_fail;
@@ -1937,7 +1937,7 @@
unlikely(_nd != _d) )
{
MEM_LOG("Bad page values %lx: ed=%p(%u), sd=%p,"
- " caf=%08x, taf=%" PRtype_info "\n",
+ " caf=%08x, taf=%" PRtype_info,
page_to_pfn(page), d, d->domain_id,
unpickle_domptr(_nd), x, page->u.inuse.type_info);
okay = 0;
@@ -2301,7 +2301,7 @@
if ( ((type_info & PGT_type_mask) != PGT_l1_page_table) ||
!get_page_type(page, type_info & (PGT_type_mask|PGT_va_mask)) )
{
- DPRINTK("Grant map attempted to update a non-L1 page\n");
+ MEM_LOG("Grant map attempted to update a non-L1 page");
rc = GNTST_general_error;
goto failed;
}
@@ -2363,7 +2363,7 @@
if ( ((type_info & PGT_type_mask) != PGT_l1_page_table) ||
!get_page_type(page, type_info & (PGT_type_mask|PGT_va_mask)) )
{
- DPRINTK("Grant map attempted to update a non-L1 page\n");
+ MEM_LOG("Grant map attempted to update a non-L1 page");
rc = GNTST_general_error;
goto failed;
}
@@ -2378,7 +2378,7 @@
/* Check that the virtual address supplied is actually mapped to frame. */
if ( unlikely((l1e_get_intpte(ol1e) >> PAGE_SHIFT) != frame) )
{
- DPRINTK("PTE entry %lx for address %lx doesn't match frame %lx\n",
+ MEM_LOG("PTE entry %lx for address %lx doesn't match frame %lx",
(unsigned long)l1e_get_intpte(ol1e), addr, frame);
put_page_type(page);
rc = GNTST_general_error;
@@ -2388,7 +2388,7 @@
/* Delete pagetable entry. */
if ( unlikely(__put_user(0, (intpte_t *)va)))
{
- DPRINTK("Cannot delete PTE entry at %p.\n", va);
+ MEM_LOG("Cannot delete PTE entry at %p", va);
put_page_type(page);
rc = GNTST_general_error;
goto failed;
@@ -2452,7 +2452,7 @@
if ( unlikely(__get_user(ol1e.l1, &pl1e->l1) != 0) )
{
- DPRINTK("Could not find PTE entry for address %lx\n", addr);
+ MEM_LOG("Could not find PTE entry for address %lx", addr);
return GNTST_general_error;
}
@@ -2462,7 +2462,7 @@
*/
if ( unlikely(l1e_get_pfn(ol1e) != frame) )
{
- DPRINTK("PTE entry %lx for address %lx doesn't match frame %lx\n",
+ MEM_LOG("PTE entry %lx for address %lx doesn't match frame %lx",
l1e_get_pfn(ol1e), addr, frame);
return GNTST_general_error;
}
@@ -2470,7 +2470,7 @@
/* Delete pagetable entry. */
if ( unlikely(__put_user(0, &pl1e->l1)) )
{
- DPRINTK("Cannot delete PTE entry at %p.\n", (unsigned long *)pl1e);
+ MEM_LOG("Cannot delete PTE entry at %p", (unsigned long *)pl1e);
return GNTST_general_error;
}
@@ -2930,7 +2930,7 @@
if ( unlikely(!get_page_from_l1e(nl1e, d)) )
{
- MEM_LOG("ptwr: Could not re-validate l1 page\n");
+ MEM_LOG("ptwr: Could not re-validate l1 page");
/*
* Make the remaining p.t's consistent before crashing, so the
* reference counts are correct.
@@ -3056,7 +3056,7 @@
/* Aligned access only, thank you. */
if ( !access_ok(addr, bytes) || ((addr & (bytes-1)) != 0) )
{
- MEM_LOG("ptwr_emulate: Unaligned or bad size ptwr access (%d, %lx)\n",
+ MEM_LOG("ptwr_emulate: Unaligned or bad size ptwr access (%d, %lx)",
bytes, addr);
return X86EMUL_UNHANDLEABLE;
}
@@ -3089,7 +3089,7 @@
if (__copy_from_user(&pte, &linear_pg_table[l1_linear_offset(addr)],
sizeof(pte)))
{
- MEM_LOG("ptwr_emulate: Cannot read thru linear_pg_table\n");
+ MEM_LOG("ptwr_emulate: Cannot read thru linear_pg_table");
return X86EMUL_UNHANDLEABLE;
}
@@ -3102,7 +3102,7 @@
(page_get_owner(page) != d) )
{
MEM_LOG("ptwr_emulate: Page is mistyped or bad pte "
- "(%lx, %" PRtype_info ")\n",
+ "(%lx, %" PRtype_info ")",
l1e_get_pfn(pte), page->u.inuse.type_info);
return X86EMUL_UNHANDLEABLE;
}
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