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| author |   FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2008-09-22 22:35:07 +0900 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2008-09-22 16:47:50 +0200 |
| commit | d26dbc5cf94b0a28acc947285c3b54814a73cb2e (patch) | |
| tree | ba6d44e5945b491166159fee791761ebe4b39134 /arch/x86/kernel/amd_iommu.c | |
| parent | AMD IOMMU: use coherent_dma_mask in alloc_coherent (diff) | |
| download | linux-dev-d26dbc5cf94b0a28acc947285c3b54814a73cb2e.tar.xz linux-dev-d26dbc5cf94b0a28acc947285c3b54814a73cb2e.zip | |
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 'arch/x86/kernel/amd_iommu.c')
| -rw-r--r-- | arch/x86/kernel/amd_iommu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index 6f7b97445738..70537d117a96 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -572,7 +572,7 @@ static void dma_ops_reserve_addresses(struct dma_ops_domain *dom, if (start_page + pages > last_page) pages = last_page - start_page; - set_bit_string(dom->bitmap, start_page, pages); + iommu_area_reserve(dom->bitmap, start_page, pages); } static void dma_ops_free_pagetable(struct dma_ops_domain *dma_dom) |