The patch titled
alpha: convert IOMMU to use ALIGN()
has been added to the -mm tree. Its filename is
alpha-convert-iommu-to-use-align.patch
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------------------------------------------------------
Subject: alpha: convert IOMMU to use ALIGN()
From: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx>
This patch is preparation for modifications to fix the IOMMU segment boundary
problem.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx>
Cc: Richard Henderson <rth@xxxxxxxxxxx>
Cc: Ivan Kokshaysky <ink@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/alpha/kernel/pci_iommu.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff -puN arch/alpha/kernel/pci_iommu.c~alpha-convert-iommu-to-use-align arch/alpha/kernel/pci_iommu.c
--- a/arch/alpha/kernel/pci_iommu.c~alpha-convert-iommu-to-use-align
+++ a/arch/alpha/kernel/pci_iommu.c
@@ -136,11 +136,11 @@ iommu_arena_find_pages(struct pci_iommu_
/* 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_
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;
}
_
Patches currently in -mm which might be from fujita.tomonori@xxxxxxxxxxxxx are
git-scsi-misc.patch
alpha-convert-iommu-to-use-align.patch
alpha-iommu-had-better-access-to-the-free-space-bitmap-at-only-one-place.patch
alpha-make-iommu-respect-the-segment-boundary-limits.patch
alpha-remove-unused-debug_forcedac-define-in-iommu.patch
mpt-fusion-dont-oops-if-numphys==0.patch
-
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