On 02/21/2018 03:44 AM, Andrew Morton wrote: > On Tue, 9 Jan 2018 08:30:49 +0200 Mike Rapoport <r...@linux.vnet.ibm.com> > 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?
Yes, that's what bothers us a lot too :) I've tried to start with finding out if anyone used the sys_read/write_process_vm() calls, but failed :( Does anybody know how popular these syscalls are? If its users operate on big amount of memory, they could benefit from the proposed splice extension. -- Pavel _______________________________________________ devel mailing list devel@lists.open-mpi.org https://lists.open-mpi.org/mailman/listinfo/devel
