On 07/28/17 at 01:18pm, Joerg Roedel wrote: > On Fri, Jul 28, 2017 at 07:15:53PM +0800, Baoquan He wrote: > > On 07/28/17 at 01:14pm, Joerg Roedel wrote: > > > Yes, exactly, the first device table also needs to be allocated with > > > GFP_DMA32 so that it ends up below 4GB. > > > > Got it, will do. Thanks! > > Oh, and you also need to check in the kdump kernel whether the old > device-table is really below 4GB and abort the copy otherwise.
Ah, indeed. Will change it. Thanks.
