Michal Hocko wrote: > > I wonder why you prefer timeout based approach. Your patch will after all > > set MMF_OOM_SKIP if operations between down_write() and up_write() took > > more than one second. > > if we reach down_write then we have unmapped the address space in > exit_mmap and oom reaper cannot do much more.
So, by the time down_write() is called, majority of memory is already released, isn't it?
