On Mon 21-12-20 11:25:22, Liang Li wrote: [...] > Security > ======== > This is a weak version of "introduce init_on_alloc=1 and init_on_free=1 > boot options", which zero out page in a asynchronous way. For users can't > tolerate the impaction of 'init_on_alloc=1' or 'init_on_free=1' brings, > this feauture provide another choice. Most of the usecases are about the start up time imporvemtns IIUC. Have you tried to use init_on_free or this would be prohibitive for your workloads? -- Michal Hocko SUSE Labs