Re: [uml-user] [PATCH v2 2/2] powerpc/mm: Tracking vDSO remap

2015-03-25 Thread Laurent Dufour
On 25/03/2015 13:11, Ingo Molnar wrote: > > * Laurent Dufour wrote: > >> Some processes (CRIU) are moving the vDSO area using the mremap system >> call. As a consequence the kernel reference to the vDSO base address is >> no more valid and the signal return frame built once the vDSO has been >>

Re: [uml-user] [PATCH v2 2/2] powerpc/mm: Tracking vDSO remap

2015-03-25 Thread Ingo Molnar
* Laurent Dufour wrote: > Some processes (CRIU) are moving the vDSO area using the mremap system > call. As a consequence the kernel reference to the vDSO base address is > no more valid and the signal return frame built once the vDSO has been > moved is not pointing to the new sigreturn address