Messages in this thread | | | From | WANG Cong <> | Subject | Re: [patch] UML kernels on {i386,x86_64} produce bad coredumps | Date | Wed, 26 Jan 2011 04:29:43 +0000 (UTC) |
| |
On Tue, 25 Jan 2011 15:14:33 -0800, Paul Pluzhnikov wrote: ... > Examining the core shows that NT_PRSTATUS notes for all threads other > than the one that crashed are zeroed out. > > I believe this is happening because neither ELF_CORE_COPY_TASK_REGS nor > task_pt_regs are defined under ARCH=um, and so elf_core_copy_task_regs() > becomes a no-op.
I think this was missed due to some cleanups of the core elf change, UML is one of the part overlooked by people. :-/
> > Attached patch fixes this for SUBARCH={x86_64,i386}. > > Thanks, > -- > Paul Pluzhnikov > > P.S. Google has blanket FSF copyright assignment. > > > Signed-off-by: Paul Pluzhnikov <ppluzhnikov@google.com> >
Acked-by: WANG Cong <xiyou.wangcong@gmail.com>
Thanks.
| |