于 2013年01月03日 20:25, Dan Carpenter 写道: > On Fri, Dec 28, 2012 at 10:41:28AM +0800, wei_w...@realsil.com.cn wrote: >> From: Wei WANG <wei_w...@realsil.com.cn> >> >> Realtek PCIe card reader only supports 32bit DMA >> > Is this a bugfix? If so what does the bug look like? > > regards, > dan carpenter > Hi Dan:
No, this is not a bugfix. In default, the kernel will allocate 32bit address for DMA. This declaration can improve the readability. BR, wei wang -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
