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| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2008-03-04 14:28:54 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-03-04 16:35:13 -0800 |
| commit | 3c5f1def7dd50b792f56dcf7378c2684c06947f3 (patch) | |
| tree | 3ee439638981815898af44504fa3f7c02fb9d116 /arch | |
| parent | 040922c04cf2c8ac70be2e88a8a9614ecdb41d2e (diff) | |
| download | linux-3c5f1def7dd50b792f56dcf7378c2684c06947f3.tar.gz linux-3c5f1def7dd50b792f56dcf7378c2684c06947f3.tar.bz2 linux-3c5f1def7dd50b792f56dcf7378c2684c06947f3.zip | |
alpha: convert IOMMU to use ALIGN()
This patch is preparation for modifications to fix the IOMMU segment boundary
problem.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/alpha/kernel/pci_iommu.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/alpha/kernel/pci_iommu.c b/arch/alpha/kernel/pci_iommu.c index 26d3789dfdd0..bbf9990cd238 100644 --- a/arch/alpha/kernel/pci_iommu.c +++ b/arch/alpha/kernel/pci_iommu.c @@ -136,11 +136,11 @@ iommu_arena_find_pages(struct pci_iommu_arena *arena, long n, long mask) /* Search forward for the first mask-aligned sequence of N free ptes */ ptes = arena->ptes; nent = arena->size >> PAGE_SHIFT; - p = (arena->next_entry + mask) & ~mask; + p = ALIGN(arena->next_entry, mask + 1); i = 0; while (i < n && p+i < nent) { if (ptes[p+i]) - p = (p + i + 1 + mask) & ~mask, i = 0; + p = ALIGN(p + i + 1, mask + 1), i = 0; else i = i + 1; } @@ -153,7 +153,7 @@ iommu_arena_find_pages(struct pci_iommu_arena *arena, long n, long mask) p = 0, i = 0; while (i < n && p+i < nent) { if (ptes[p+i]) - p = (p + i + 1 + mask) & ~mask, i = 0; + p = ALIGN(p + i + 1, mask + 1), i = 0; else i = i + 1; } |