On Mon, May 26, 2014 at 12:16:20PM -0700, Hugh Dickins wrote: > On Sat, 24 May 2014, Konstantin Khlebnikov wrote: > > > "CROSS_MEMORY_ATTACH" and mm/process_vm_access.c seems misnamed and misplaced. > > Actually it's a kind of IPC and it has no more relation to MM than sys_read(). > > This patch moves code into ipc/ and config option into init/Kconfig. > > > > Signed-off-by: Konstantin Khlebnikov <koct9i@xxxxxxxxx> > > I disagree, and SysV's ipc/ isn't where I would expect to find it. > How about we just leave it where it is in mm? Anything playing with get_user_pages(tsk, ...) with tsk != current is very much a part of VM guts. While we are at it, do_generic_file_read() *is* in mm/filemap.c. And signals and pipes are also "a kind of IPC", so the rationale is really weak. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>