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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2008-09-22 22:35:07 +0900
committerIngo Molnar <mingo@elte.hu>2008-09-22 16:47:50 +0200
commitd26dbc5cf94b0a28acc947285c3b54814a73cb2e (patch)
treeba6d44e5945b491166159fee791761ebe4b39134 /lib
parent832a90c30485117d65180cc9a8d9869c1b158570 (diff)
downloadconfigs-d26dbc5cf94b0a28acc947285c3b54814a73cb2e.tar.gz
iommu: export iommu_area_reserve helper function
x86 has set_bit_string() that does the exact same thing that set_bit_area() in lib/iommu-helper.c does. This patch exports set_bit_area() in lib/iommu-helper.c as iommu_area_reserve(), converts GART, Calgary, and AMD IOMMU to use it. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Joerg Roedel <joerg.roedel@amd.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'lib')
-rw-r--r--lib/iommu-helper.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/lib/iommu-helper.c b/lib/iommu-helper.c
index a3b8d4c3f77..5d90074dca7 100644
--- a/lib/iommu-helper.c
+++ b/lib/iommu-helper.c
@@ -30,8 +30,7 @@ again:
return index;
}
-static inline void set_bit_area(unsigned long *map, unsigned long i,
- int len)
+void iommu_area_reserve(unsigned long *map, unsigned long i, int len)
{
unsigned long end = i + len;
while (i < end) {
@@ -64,7 +63,7 @@ again:
start = index + 1;
goto again;
}
- set_bit_area(map, index, nr);
+ iommu_area_reserve(map, index, nr);
}
return index;
}