On Thu, May 26, 2011 at 10:13:30AM -0400, Andy Lutomirski wrote: > Fbcon over efifb is so slow that I thought I needed a faster modem. > It turns out that scrolling boot messages at 1024x768 pixels with > uncached accesses can take longer than every other step of kernel > bootup *combined*. > > Fixing it is a one-liner, but I found some bugs while I was digging > around. One is a mismatched resource release (although not on my > box), one is a harmless compiler warning, and one fixes all manner of > badness that happens if you manually bind or unbind the efifb driver. > > The speedup may or may not be 2.6.40 material, but the other fixes > should probably go in. (2/4 and 4/4 are possibly -stable candidates.) > > Andy Lutomirski (4): > efifb: Enable write-combining > efifb: Fix mismatched request/release_mem_region > efifb: Fix an integer-to-pointer size warning > efifb: Disallow manual bind and unbind > I've applied patches 1, 2, and 4 along with Peter's sign off. I've not added a stable cc since neither were specifically regressions, so I'll just let Greg naturally decide whether to take them or not. -- To unsubscribe from this list: send the line "unsubscribe linux-fbdev" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
