On Wed, 16 Jan 2013 15:25:44 +0900 Yasuaki Ishimatsu <isimatu.yasuaki@xxxxxxxxxxxxxx> wrote: > > > > Things I'm wondering: > > > > - is there *really* a case for retaining the boot option if/when > > SRAT support is available? > > Yes. If SRAT support is available, all memory which enabled hotpluggable > bit are managed by ZONEMOVABLE. But performance degradation may > occur by NUMA because we can only allocate anonymous page and page-cache > from these memory. > > In this case, if user cannot change SRAT information, user needs a way to > select/set removable memory manually. If I understand this correctly you mean that once SRAT parsing is implemented, the user can use movablecore_map to override that SRAT parsing, yes? That movablecore_map will take precedence over SRAT? -- 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>