luck/tmp_suning_uos_patched
1
0
Fork 1
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ACPI: Fix logic for removing mappings in 'acpi_unmap'

Browse Source 
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>
This commit is contained in:
Myron Stowe 2012-02-09 09:36:41 -07:00 committed by Len Brown
parent 37d2a3622d
commit 8cdde126aa
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/acpi/osl.c
View File

@ -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);