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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2008-03-04 14:28:54 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-03-04 16:35:13 -0800
commit3c5f1def7dd50b792f56dcf7378c2684c06947f3 (patch)
tree3ee439638981815898af44504fa3f7c02fb9d116
parent040922c04cf2c8ac70be2e88a8a9614ecdb41d2e (diff)
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>
-rw-r--r--arch/alpha/kernel/pci_iommu.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/alpha/kernel/pci_iommu.c b/arch/alpha/kernel/pci_iommu.c
index 26d3789dfdd..bbf9990cd23 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;
}