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authorMyron Stowe <mstowe@redhat.com>2012-02-09 09:36:41 -0700
committerLen Brown <len.brown@intel.com>2012-03-30 04:05:14 -0400
commit8cdde126aa60ced0d63ff137378e09dd01dfadda (patch)
tree3a28719dd6f8207125098fdf276ac20694aaf2c3 /drivers/acpi
parent37d2a3622d249d83413c92a1cd9e94b5237d0fcc (diff)
downloadblackbird-op-linux-8cdde126aa60ced0d63ff137378e09dd01dfadda.tar.gz
blackbird-op-linux-8cdde126aa60ced0d63ff137378e09dd01dfadda.zip
ACPI: Fix logic for removing mappings in 'acpi_unmap'
Make sure the removal of mappings uses the same logic that put the mappings in place. Signed-off-by: Myron Stowe <myron.stowe@redhat.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/osl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 412a1e04a922..5aef087d42d0 100644
--- 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);
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