Re: [PATCH v5 0/4] vm: add a syscall to map a process memory into a pipe

[Andrew Morton]

On Tue,  9 Jan 2018 08:30:49 +0200 Mike Rapoport <rppt@xxxxxxxxxxxxxxxxxx> wrote:

> This patches introduces new process_vmsplice system call that combines
> functionality of process_vm_read and vmsplice.

All seems fairly strightforward.  The big question is: do we know that
people will actually use this, and get sufficient value from it to
justify its addition?