On Fri, 22 Jun 2007 15:57:08 -0700 Yinghai Lu <[EMAIL PROTECTED]> wrote:
> Alan Cox wrote: > > > Don't disable it, just don't touch it or any of its mappings. Leave it > > *alone*, and use swiotlb. That'll maximise the ability to recover stuff > > from the kexec kernel (since for one you may want to dump the gart when a > > 3d app goes kerblam) > > How about LinuxBIOS + Kernel ===> Final kernel path? > someday EFI(PEI) + Kernel ===> Final kernel path need that too. > > or the normal kexec path still could have clean shutdown. The kexec path for kdump should be swiotlb and leave the GART alone as you are dumping as much state as you can and leaving stuff as is when possible. The new-kernel case you shut everything down so you can shut down the GART in the old kernel and re-initialise it in the new one Alan - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
