On 1/29/2019 7:26 AM, Joel Nider wrote: > As discussed at LPC'18, there is a need to be able to register a memory > region (MR) on behalf of another process. One example is the case of > post-copy container migration, in which CRIU is responsible for setting > up the migration, but the contents of the memory are from the migrating > process. In this case, we want all RDMA READ requests to be served by > the address space of the migration process directly (not by CRIU). This > patchset implements a new uverbs command which allows an application to > register a memory region in the address space of another process. Hey Joel, Dumb question: Doesn't this open a security hole by allowing any process to register memory in any other process? Steve.
