On 4 April 2013 10:47, Paolo Bonzini <pbonz...@redhat.com> wrote: > Il 24/03/2013 21:39, Peter Maydell ha scritto: >>> > (come to think of it, I guess this ARM code will need to use ELFCLASS64 >>> > when we have physical memory > 4GiB (LPAE)) >> It would be good to check whether that is correct -- mostly core >> files are for dumps of a virtual address space so I don't know >> whether gdb/etc would understand an ARM corefile which claimed >> ELFCLASS64. (I mean understand it as an AArch32 corefile rather >> than AArch64.) > > Note that in this case we can choose between physical and virtual > address space dumps. > > Virtual address space is mostly useful with gdb; physical address space > can be used for example with "crash", a post-mortem kernel debugger.
Yeah, my point was really that either way we should be checking how the kernel and these tools expect to handle an LPAE dump. -- PMM
