Hi, On Friday, June 29, 2012 1:10 PM Clemens Ladisch wrote: > Marek Szyprowski wrote: > > +++ b/drivers/base/dma-mapping.c > > ... > > +int dma_common_mmap(struct device *dev, struct vm_area_struct *vma, > > + void *cpu_addr, dma_addr_t dma_addr, size_t size) > > +{ > > + int ret = -ENXIO; > > + ... > > + if (dma_mmap_from_coherent(dev, vma, cpu_addr, size, &ret)) > > + return ret; > > This will return -ENXIO if dma_mmap_from_coherent() succeeds. Thanks for spotting this! I will fix it in the next version of the patch. Best regards -- Marek Szyprowski Samsung Poland R&D Center -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>