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-rw-r--r--arch/x86/mm/pageattr.c8
-rw-r--r--arch/x86/xen/mmu.c6
-rw-r--r--include/asm-x86/pgtable.h2
3 files changed, 9 insertions, 7 deletions
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 8493c855582..eb2a54415a7 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -191,7 +191,7 @@ static inline pgprot_t static_protections(pgprot_t prot, unsigned long address)
* or when the present bit is not set. Otherwise we would return a
* pointer to a nonexisting mapping.
*/
-pte_t *lookup_address(unsigned long address, int *level)
+pte_t *lookup_address(unsigned long address, unsigned int *level)
{
pgd_t *pgd = pgd_offset_k(address);
pud_t *pud;
@@ -255,7 +255,8 @@ try_preserve_large_page(pte_t *kpte, unsigned long address,
unsigned long nextpage_addr, numpages, pmask, psize, flags;
pte_t new_pte, old_pte, *tmp;
pgprot_t old_prot, new_prot;
- int level, do_split = 1;
+ int do_split = 1;
+ unsigned int level;
spin_lock_irqsave(&pgd_lock, flags);
/*
@@ -406,7 +407,8 @@ out_unlock:
static int __change_page_attr(unsigned long address, struct cpa_data *cpa)
{
- int level, do_split, err;
+ int do_split, err;
+ unsigned int level;
struct page *kpte_page;
pte_t *kpte;
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 45aa771e73a..0144395448a 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -58,7 +58,7 @@
xmaddr_t arbitrary_virt_to_machine(unsigned long address)
{
- int level;
+ unsigned int level;
pte_t *pte = lookup_address(address, &level);
unsigned offset = address & PAGE_MASK;
@@ -71,7 +71,7 @@ void make_lowmem_page_readonly(void *vaddr)
{
pte_t *pte, ptev;
unsigned long address = (unsigned long)vaddr;
- int level;
+ unsigned int level;
pte = lookup_address(address, &level);
BUG_ON(pte == NULL);
@@ -86,7 +86,7 @@ void make_lowmem_page_readwrite(void *vaddr)
{
pte_t *pte, ptev;
unsigned long address = (unsigned long)vaddr;
- int level;
+ unsigned int level;
pte = lookup_address(address, &level);
BUG_ON(pte == NULL);
diff --git a/include/asm-x86/pgtable.h b/include/asm-x86/pgtable.h
index 44c0a4f1b1e..174b8773871 100644
--- a/include/asm-x86/pgtable.h
+++ b/include/asm-x86/pgtable.h
@@ -255,7 +255,7 @@ enum {
* NOTE: the return type is pte_t but if the pmd is PSE then we return it
* as a pte too.
*/
-extern pte_t *lookup_address(unsigned long address, int *level);
+extern pte_t *lookup_address(unsigned long address, unsigned int *level);
/* local pte updates need not use xchg for locking */
static inline pte_t native_local_ptep_get_and_clear(pte_t *ptep)