diff options
Diffstat (limited to 'arch/x86/kernel/pci-dma_64.c')
| -rw-r--r-- | arch/x86/kernel/pci-dma_64.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kernel/pci-dma_64.c b/arch/x86/kernel/pci-dma_64.c index 2971144..9576a2e 100644 --- a/arch/x86/kernel/pci-dma_64.c +++ b/arch/x86/kernel/pci-dma_64.c @@ -167,6 +167,7 @@ EXPORT_SYMBOL(dma_alloc_coherent); void dma_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t bus) { + WARN_ON(irqs_disabled()); /* for portability */ if (dma_ops->unmap_single) dma_ops->unmap_single(dev, bus, size, 0); free_pages((unsigned long)vaddr, get_order(size)); |