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authorHelge Deller <deller@gmx.de>2009-01-06 12:57:01 +0100
committerKyle McMartin <kyle@treachery.i.cabal.ca>2009-03-13 01:16:35 -0400
commit8980a7baf93e478205e32ec7d6ef3bfb6c0bdfa7 (patch)
treed70fd28dffc27959531d899a8c58954403f90358 /arch/parisc
parent041b62374c7fedc11a8a1eeda2868612d3d1436c (diff)
downloadlinux-2.6.34-ux500-8980a7baf93e478205e32ec7d6ef3bfb6c0bdfa7.tar.gz
parisc: BUG_ON() cleanup
- convert a few "if (xx) BUG();" to BUG_ON(xx) - remove a few printk()s, as we get a backtrace with BUG_ON() anyway Signed-off-by: Helge Deller <deller@gmx.de> Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
Diffstat (limited to 'arch/parisc')
-rw-r--r--arch/parisc/kernel/cache.c5
-rw-r--r--arch/parisc/kernel/pci-dma.c22
-rw-r--r--arch/parisc/mm/init.c6
3 files changed, 9 insertions, 24 deletions
diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c
index 5259d8c2067..837530ea32e 100644
--- a/arch/parisc/kernel/cache.c
+++ b/arch/parisc/kernel/cache.c
@@ -551,10 +551,7 @@ void flush_cache_range(struct vm_area_struct *vma,
{
int sr3;
- if (!vma->vm_mm->context) {
- BUG();
- return;
- }
+ BUG_ON(!vma->vm_mm->context);
sr3 = mfsp(3);
if (vma->vm_mm->context == sr3) {
diff --git a/arch/parisc/kernel/pci-dma.c b/arch/parisc/kernel/pci-dma.c
index df47895db82..7d927eac932 100644
--- a/arch/parisc/kernel/pci-dma.c
+++ b/arch/parisc/kernel/pci-dma.c
@@ -447,10 +447,7 @@ static void pa11_dma_free_consistent (struct device *dev, size_t size, void *vad
static dma_addr_t pa11_dma_map_single(struct device *dev, void *addr, size_t size, enum dma_data_direction direction)
{
- if (direction == DMA_NONE) {
- printk(KERN_ERR "pa11_dma_map_single(PCI_DMA_NONE) called by %p\n", __builtin_return_address(0));
- BUG();
- }
+ BUG_ON(direction == DMA_NONE);
flush_kernel_dcache_range((unsigned long) addr, size);
return virt_to_phys(addr);
@@ -458,10 +455,7 @@ static dma_addr_t pa11_dma_map_single(struct device *dev, void *addr, size_t siz
static void pa11_dma_unmap_single(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction)
{
- if (direction == DMA_NONE) {
- printk(KERN_ERR "pa11_dma_unmap_single(PCI_DMA_NONE) called by %p\n", __builtin_return_address(0));
- BUG();
- }
+ BUG_ON(direction == DMA_NONE);
if (direction == DMA_TO_DEVICE)
return;
@@ -480,8 +474,7 @@ static int pa11_dma_map_sg(struct device *dev, struct scatterlist *sglist, int n
{
int i;
- if (direction == DMA_NONE)
- BUG();
+ BUG_ON(direction == DMA_NONE);
for (i = 0; i < nents; i++, sglist++ ) {
unsigned long vaddr = sg_virt_addr(sglist);
@@ -496,8 +489,7 @@ static void pa11_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, in
{
int i;
- if (direction == DMA_NONE)
- BUG();
+ BUG_ON(direction == DMA_NONE);
if (direction == DMA_TO_DEVICE)
return;
@@ -511,16 +503,14 @@ static void pa11_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, in
static void pa11_dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, unsigned long offset, size_t size, enum dma_data_direction direction)
{
- if (direction == DMA_NONE)
- BUG();
+ BUG_ON(direction == DMA_NONE);
flush_kernel_dcache_range((unsigned long) phys_to_virt(dma_handle) + offset, size);
}
static void pa11_dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, unsigned long offset, size_t size, enum dma_data_direction direction)
{
- if (direction == DMA_NONE)
- BUG();
+ BUG_ON(direction == DMA_NONE);
flush_kernel_dcache_range((unsigned long) phys_to_virt(dma_handle) + offset, size);
}
diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c
index 7c155c254e7..9d704d9831d 100644
--- a/arch/parisc/mm/init.c
+++ b/arch/parisc/mm/init.c
@@ -304,10 +304,8 @@ static void __init setup_bootmem(void)
*/
max_low_pfn = max_pfn;
- if ((bootmap_pfn - bootmap_start_pfn) != bootmap_pages) {
- printk(KERN_WARNING "WARNING! bootmap sizing is messed up!\n");
- BUG();
- }
+ /* bootmap sizing messed up? */
+ BUG_ON((bootmap_pfn - bootmap_start_pfn) != bootmap_pages);
/* reserve PAGE0 pdc memory, kernel text/data/bss & bootmap */