x86 mmiotrace: page level is unsigned
Fixes some sparse warnings.
Signed-off-by: Pekka Paalanen <pq@iki.fi>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c
index 93b1797..b65871e 100644
--- a/arch/x86/mm/kmmio.c
+++ b/arch/x86/mm/kmmio.c
@@ -104,11 +104,12 @@
return NULL;
}
-static void set_page_present(unsigned long addr, bool present, int *pglevel)
+static void set_page_present(unsigned long addr, bool present,
+ unsigned int *pglevel)
{
pteval_t pteval;
pmdval_t pmdval;
- int level;
+ unsigned int level;
pmd_t *pmd;
pte_t *pte = lookup_address(addr, &level);
@@ -145,15 +146,15 @@
}
/** Mark the given page as not present. Access to it will trigger a fault. */
-static void arm_kmmio_fault_page(unsigned long page, int *page_level)
+static void arm_kmmio_fault_page(unsigned long page, unsigned int *pglevel)
{
- set_page_present(page & PAGE_MASK, false, page_level);
+ set_page_present(page & PAGE_MASK, false, pglevel);
}
/** Mark the given page as present. */
-static void disarm_kmmio_fault_page(unsigned long page, int *page_level)
+static void disarm_kmmio_fault_page(unsigned long page, unsigned int *pglevel)
{
- set_page_present(page & PAGE_MASK, true, page_level);
+ set_page_present(page & PAGE_MASK, true, pglevel);
}
/*