On 13/09/2017 14:44, Dr. David Alan Gilbert wrote: > * David Gibson (da...@gibson.dropbear.id.au) wrote: >> On Tue, Sep 12, 2017 at 04:01:47PM +0200, Laurent Vivier wrote: >>> Running QEMU with >>> qemu-system-ppc64 -M none -nographic -m 256 >>> and executing >>> dump-guest-memory /dev/null 0 8192 >>> results in segfault >>> >>> Fix by checking if we have CPU, and exit with >>> error if there is no CPU: >>> >>> (qemu) dump-guest-memory /dev/null >>> this feature or command is not currently supported >>> >>> Signed-off-by: Laurent Vivier <lviv...@redhat.com> >> >> Applied to ppc-for-2.11. I'm not really sure what to do with the rest >> of the series though. > > I can take the whole set through HMP.
Could you update the comment in last patch as asked by Cornelia? (PATCH v3 3/3] tests/hmp: test "none" machine with memory) Thanks, Laurent > > Dave > >>> --- >>> target/ppc/arch_dump.c | 11 +++++++++-- >>> 1 file changed, 9 insertions(+), 2 deletions(-) >>> >>> diff --git a/target/ppc/arch_dump.c b/target/ppc/arch_dump.c >>> index 8e9397aa58..95b9ab6f29 100644 >>> --- a/target/ppc/arch_dump.c >>> +++ b/target/ppc/arch_dump.c >>> @@ -224,8 +224,15 @@ typedef struct NoteFuncDescStruct NoteFuncDesc; >>> int cpu_get_dump_info(ArchDumpInfo *info, >>> const struct GuestPhysBlockList *guest_phys_blocks) >>> { >>> - PowerPCCPU *cpu = POWERPC_CPU(first_cpu); >>> - PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu); >>> + PowerPCCPU *cpu; >>> + PowerPCCPUClass *pcc; >>> + >>> + if (first_cpu == NULL) { >>> + return -1; >>> + } >>> + >>> + cpu = POWERPC_CPU(first_cpu); >>> + pcc = POWERPC_CPU_GET_CLASS(cpu); >>> >>> info->d_machine = PPC_ELF_MACHINE; >>> info->d_class = ELFCLASS; >> >> -- >> David Gibson | I'll have my music baroque, and my code >> david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ >> _other_ >> | _way_ _around_! >> http://www.ozlabs.org/~dgibson > > > -- > Dr. David Alan Gilbert / dgilb...@redhat.com / Manchester, UK >