[SPARC]: change if() BUG(); to BUG_ON in iommu.c
this patch changes if() BUG(); constructs in iommu.c to BUG_ON(); so it gets save to define BUG() and BUG_ON() to nullstatements. Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
9eb3394bf2
commit
1ae6138834
|
@ -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;
|
||||
|
|
Loading…
Reference in New Issue