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authorDave Kleikamp <shaggy@austin.ibm.com>2006-01-24 14:34:47 -0600
committerDave Kleikamp <shaggy@austin.ibm.com>2006-01-24 14:34:47 -0600
commit0a0fc0ddbe732779366ab6b1b879f62195e65967 (patch)
tree7b42490a676cf39ae0691b6859ecf7fd410f229b /arch/sparc/mm/iommu.c
parent4d5dbd0945d9e0833dd7964a3d6ee33157f7cc7a (diff)
parent3ee68c4af3fd7228c1be63254b9f884614f9ebb2 (diff)
Merge with /home/shaggy/git/linus-clean/
Diffstat (limited to 'arch/sparc/mm/iommu.c')
-rw-r--r--arch/sparc/mm/iommu.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/arch/sparc/mm/iommu.c b/arch/sparc/mm/iommu.c
index 489bf68d5f0..77840c80478 100644
--- a/arch/sparc/mm/iommu.c
+++ b/arch/sparc/mm/iommu.c
@@ -295,8 +295,7 @@ static void iommu_release_one(u32 busa, int npages, struct sbus_bus *sbus)
int ioptex;
int i;
- if (busa < iommu->start)
- BUG();
+ BUG_ON(busa < iommu->start);
ioptex = (busa - iommu->start) >> PAGE_SHIFT;
for (i = 0; i < npages; i++) {
iopte_val(iommu->page_table[ioptex + i]) = 0;
@@ -340,9 +339,9 @@ static int iommu_map_dma_area(dma_addr_t *pba, unsigned long va,
iopte_t *first;
int ioptex;
- if ((va & ~PAGE_MASK) != 0) BUG();
- if ((addr & ~PAGE_MASK) != 0) BUG();
- if ((len & ~PAGE_MASK) != 0) BUG();
+ BUG_ON((va & ~PAGE_MASK) != 0);
+ BUG_ON((addr & ~PAGE_MASK) != 0);
+ BUG_ON((len & ~PAGE_MASK) != 0);
/* page color = physical address */
ioptex = bit_map_string_get(&iommu->usemap, len >> PAGE_SHIFT,
@@ -405,8 +404,8 @@ static void iommu_unmap_dma_area(unsigned long busa, int len)
unsigned long end;
int ioptex = (busa - iommu->start) >> PAGE_SHIFT;
- if ((busa & ~PAGE_MASK) != 0) BUG();
- if ((len & ~PAGE_MASK) != 0) BUG();
+ BUG_ON((busa & ~PAGE_MASK) != 0);
+ BUG_ON((len & ~PAGE_MASK) != 0);
iopte += ioptex;
end = busa + len;