于 2013年01月03日 20:25, Dan Carpenter 写道: > On Fri, Dec 28, 2012 at 10:41:28AM +0800, wei_wang@xxxxxxxxxxxxxx wrote: >> From: Wei WANG <wei_wang@xxxxxxxxxxxxxx> >> >> 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 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
