ACPI: consistently use should_use_kmap()

... so that acpi_unmap()'s behavior gets in sync with acpi_map()'s.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Signed-off-by: Len Brown <len.brown@intel.com>

diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 412a1e04a9226a84970654c433597455cb53f0ca..5aef087d42d0d9f37755655fcb1b4862ff12c332 100644 (file)
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -347,7 +347,7 @@ static void acpi_unmap(acpi_physical_address pg_off, void __iomem *vaddr)
        unsigned long pfn;
 
        pfn = pg_off >> PAGE_SHIFT;
-       if (page_is_ram(pfn))
+       if (should_use_kmap(pfn))
                kunmap(pfn_to_page(pfn));
        else
                iounmap(vaddr);